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diff_test.go
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diff_test.go
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package live
import (
"bytes"
"fmt"
"strings"
"testing"
"golang.org/x/net/html"
)
type diffTest struct {
root string
proposed string
patches []Patch
}
func TestSingleTextChange(t *testing.T) {
runDiffTest(diffTest{
root: "<div>Hello</div>",
proposed: "<div>World</div>",
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div _l_0_1_0="">World</div>`},
},
}, t)
}
func TestMultipleTextChange(t *testing.T) {
runDiffTest(diffTest{
root: `<div>Hello</div><div>World</div>`,
proposed: `<div>World</div><div>Hello</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div _l_0_1_0="">World</div>`},
{Anchor: "_l_0_1_1", Action: Replace, HTML: `<div _l_0_1_1="">Hello</div>`},
},
}, t)
}
func TestNodeAppend(t *testing.T) {
runDiffTest(diffTest{
root: `<div>World</div>`,
proposed: `<div>Hello</div><div>World</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div _l_0_1_0="">Hello</div>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<div _l_0_1_1="">World</div>`},
},
}, t)
runDiffTest(diffTest{
root: `<div>Hello</div>`,
proposed: `<div>Hello</div><div>World</div>`,
patches: []Patch{
{Anchor: "_l_0_1", Action: Append, HTML: `<div _l_0_1_1="">World</div>`},
},
}, t)
}
func TestNodeDeletion(t *testing.T) {
runDiffTest(diffTest{
root: `<div>Hello</div><div>World</div>`,
proposed: `<div>World</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div _l_0_1_0="">World</div>`},
{Anchor: "_l_0_1_1", Action: Replace, HTML: ""},
},
}, t)
runDiffTest(diffTest{
root: `<div>Hello</div><div>World</div>`,
proposed: `<div>Hello</div>`,
patches: []Patch{
{Anchor: "_l_0_1_1", Action: Replace, HTML: ""},
},
}, t)
}
func TestAttributeValueChange(t *testing.T) {
runDiffTest(diffTest{
root: `<div place="World">Hello</div>`,
proposed: `<div place="Change">Hello</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div place="Change" _l_0_1_0="">Hello</div>`},
},
}, t)
}
func TestMultipleAttributeValueChange(t *testing.T) {
runDiffTest(diffTest{
root: `<div place="World">World</div><div place="Hello">Hello</div>`,
proposed: `<div place="Hello">Hello</div><div place="World">World</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div place="Hello" _l_0_1_0="">Hello</div>`},
{Anchor: "_l_0_1_1", Action: Replace, HTML: `<div place="World" _l_0_1_1="">World</div>`},
},
}, t)
}
func TestNestedAppend(t *testing.T) {
tests := []diffTest{
{
root: `<form><input type="text"/><input type="submit"/></form>`,
proposed: `<form><div>Extra</div><input type="text"/><input type="submit"/></form>`,
patches: []Patch{
{Anchor: "_l_0_1_0_0", Action: Replace, HTML: `<div _l_0_1_0_0="">Extra</div>`},
{Anchor: "_l_0_1_0_1", Action: Replace, HTML: `<input type="text" _l_0_1_0_1=""/>`},
{Anchor: "_l_0_1_0", Action: Append, HTML: `<input type="submit" _l_0_1_0_2=""/>`},
},
},
}
for _, d := range tests {
runDiffTest(d, t)
}
}
func TestDoc(t *testing.T) {
runDiffTest(diffTest{
root: "<!doctype><html><head><title>1</title></head><body><div>1</div></body></html>",
proposed: "<!doctype><html><head><title>2</title></head><body><div>2</div></body></html>",
patches: []Patch{
{Anchor: "_l_1_0_0", Action: Replace, HTML: `<title _l_1_0_0="">2</title>`},
{Anchor: "_l_1_1_0", Action: Replace, HTML: `<div _l_1_1_0="">2</div>`},
},
}, t)
}
func TestTreeShape(t *testing.T) {
h := `<html>
<head></head>
<body>
<form>
<div>1</div>
<div>2</div>
<div>3</div>
<input type="text"/>
<input type="submit"/>
</form>
</body>
</html>
`
e := `<html><head></head><body live-rendered=""><form><div>1</div><div>2</div><div>3</div><input type="text"/><input type="submit"/></form></body></html>`
tree, err := html.Parse(strings.NewReader(h))
if err != nil {
t.Fatal(err)
}
shapeTree(tree)
var d bytes.Buffer
html.Render(&d, tree)
if e != d.String() {
t.Fatal(fmt.Printf("prune failed\nexpected\n'%s'\ngot\n'%s'\n", e, d.String()))
}
}
func TestEarlyChildDeletion(t *testing.T) {
tests := []diffTest{
{
root: `
<form>
<div>1</div>
<div>2</div>
<div>3</div>
<input type="text"/>
<input type="submit"/>
</form>`,
proposed: `
<form>
<input type="text"/>
<input type="submit"/>
</form>`,
patches: []Patch{
{Anchor: "_l_0_1_0_0", Action: Replace, HTML: `<input type="text" _l_0_1_0_0=""/>`},
{Anchor: "_l_0_1_0_1", Action: Replace, HTML: `<input type="submit" _l_0_1_0_1=""/>`},
{Anchor: "_l_0_1_0_2", Action: Replace, HTML: ``},
{Anchor: "_l_0_1_0_3", Action: Replace, HTML: ``},
{Anchor: "_l_0_1_0_4", Action: Replace, HTML: ``},
},
},
}
for _, d := range tests {
runDiffTest(d, t)
}
}
func TestInsignificantWhitespace(t *testing.T) {
tests := []diffTest{
{
root: `
<form>
<input type="text"/>
<input type="submit"/>
</form>`,
proposed: `
<form>
<div>Extra</div>
<input type="text"/>
<input type="submit"/>
</form>`,
patches: []Patch{
{Anchor: "_l_0_1_0_0", Action: Replace, HTML: `<div _l_0_1_0_0="">Extra</div>`},
{Anchor: "_l_0_1_0_1", Action: Replace, HTML: `<input type="text" _l_0_1_0_1=""/>`},
{Anchor: "_l_0_1_0", Action: Append, HTML: `<input type="submit" _l_0_1_0_2=""/>`},
},
},
}
for _, d := range tests {
runDiffTest(d, t)
}
}
func TestLiveUpdate(t *testing.T) {
tests := []diffTest{
{
root: `<div live-update="append"><div>Hello</div></div>`,
proposed: `<div live-update="append"><div>World</div></div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Append, HTML: `<div _l_0_1_0_0="">World</div>`},
},
},
{
root: `
<div live-update="append">
<div>Hello</div>
</div>`,
proposed: `
<div live-update="append">
<div>World</div>
</div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Append, HTML: `<div _l_0_1_0_0="">World</div>`},
},
},
{
root: `<div live-update="prepend"><div>Hello</div></div>`,
proposed: `<div live-update="prepend"><div>World</div></div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Prepend, HTML: `<div _l_0_1_0_0="">World</div>`},
},
},
{
root: `<div live-update="replace"><div>Hello</div></div>`,
proposed: `<div live-update="replace"><div>World</div></div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Replace, HTML: `<div _l_0_1_0_0="">World</div>`},
},
},
{
root: `<div live-update="ignore"><div>Hello</div></div>`,
proposed: `<div live-update="ignore"><div>World</div></div>`,
patches: []Patch{
{Anchor: "_l_0_1_0", Action: Noop, HTML: `<div _l_0_1_0_0="">World</div>`},
},
},
}
for _, d := range tests {
runDiffTest(d, t)
}
}
func TestIssue6(t *testing.T) {
tests := []diffTest{
{
root: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<script src="./live.js"></script>
`,
proposed: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<pre>1</pre>
<script src="./live.js"></script>
`,
patches: []Patch{
{Anchor: "_l_0_1_1", Action: Replace, HTML: `<pre _l_0_1_1="">1</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_2=""></script>`},
},
},
{
root: `<form><input type="text"/><input type="submit"/></form><script src="./live.js"></script>`,
proposed: `<form><input type="text"/><input type="submit"/></form><pre>1</pre><script src="./live.js"></script>`,
patches: []Patch{
{Anchor: "_l_0_1_1", Action: Replace, HTML: `<pre _l_0_1_1="">1</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_2=""></script>`},
},
},
{
root: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<pre>1</pre>
<script src="./live.js"></script>
`,
proposed: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<pre>1</pre>
<pre>2</pre>
<script src="./live.js"></script>
`,
patches: []Patch{
{Anchor: "_l_0_1_2", Action: Replace, HTML: `<pre _l_0_1_2="">2</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_3=""></script>`},
},
},
{
root: `<form><input type="text"/><input type="submit"/></form><pre>1</pre><script src="./live.js"></script>`,
proposed: `<form><input type="text"/><input type="submit"/></form><pre>1</pre><pre>2</pre><script src="./live.js"></script>`,
patches: []Patch{
{Anchor: "_l_0_1_2", Action: Replace, HTML: `<pre _l_0_1_2="">2</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_3=""></script>`},
},
},
{
root: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<pre>1</pre>
<pre>2</pre>
<script src="./live.js"></script>
`,
proposed: `
<form>
<input type="text"/>
<input type="submit"/>
</form>
<pre>1</pre>
<pre>2</pre>
<pre>3</pre>
<script src="./live.js"></script>
`,
patches: []Patch{
{Anchor: "_l_0_1_3", Action: Replace, HTML: `<pre _l_0_1_3="">3</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_4=""></script>`},
},
},
{
root: `<form><input type="text"/><input type="submit"/></form><pre>1</pre><pre>2</pre><script src="./live.js"></script>`,
proposed: `<form><input type="text"/><input type="submit"/></form><pre>1</pre><pre>2</pre><pre>3</pre><script src="./live.js"></script>`,
patches: []Patch{
{Anchor: "_l_0_1_3", Action: Replace, HTML: `<pre _l_0_1_3="">3</pre>`},
{Anchor: "_l_0_1", Action: Append, HTML: `<script src="./live.js" _l_0_1_4=""></script>`},
},
},
}
for _, d := range tests {
runDiffTest(d, t)
}
}
func TestListReplace(t *testing.T) {
runDiffTest(diffTest{
root: `
<table>
<tbody>
<tr><td>1</td><td>Thinger 1</td></tr>
<tr><td>2</td><td>Thinger 2</td></tr>
<tr><td>3</td><td>Thinger 3</td></tr>
</tbody>
</table>
`,
proposed: `
<table>
<tbody>
<tr><td colspan="2">No thingers</td></tr>
</tbody>
</table>
`,
patches: []Patch{
{Anchor: "_l_0_1_0_0_0_0", Action: Replace, HTML: `<td colspan="2" _l_0_1_0_0_0_0="">No thingers</td>`},
{Anchor: "_l_0_1_0_0_0_1", Action: Replace, HTML: ``},
{Anchor: "_l_0_1_0_0_1", Action: Replace, HTML: ``},
{Anchor: "_l_0_1_0_0_2", Action: Replace, HTML: ``},
},
}, t)
}
func BenchmarkDiff(b *testing.B) {
root, err := html.Parse(strings.NewReader(testPage))
if err != nil {
b.Fatal(err)
}
for n := 0; n < b.N; n++ {
diffTrees(root, root)
}
}
func runDiffTest(tt diffTest, t *testing.T) {
rootNode, err := html.Parse(strings.NewReader(tt.root))
if err != nil {
t.Error(err)
return
}
shapeTree(rootNode)
proposedNode, err := html.Parse(strings.NewReader(tt.proposed))
if err != nil {
t.Error(err)
return
}
shapeTree(proposedNode)
patches, err := Diff(rootNode, proposedNode)
if err != nil {
t.Error(err)
return
}
t.Log("Patches ", patches)
t.Log("Expected", tt.patches)
if len(patches) != len(tt.patches) {
t.Error("different amount of patches", "expected", len(tt.patches), "got", len(patches))
return
}
for pidx, expectedPatch := range tt.patches {
if expectedPatch.HTML != patches[pidx].HTML {
t.Error("patch html does not match", "expected", `"`+expectedPatch.HTML+`"`, "got", `"`+patches[pidx].HTML+`"`)
return
}
if expectedPatch.Anchor != patches[pidx].Anchor {
t.Error("patch anchor does not match", "expected", expectedPatch.Anchor, "got", patches[pidx].Anchor)
return
}
if expectedPatch.Action != patches[pidx].Action {
t.Error("patch action does not match", "expected", expectedPatch.Action, "got", patches[pidx].Action)
return
}
}
}
var testPage string = `
<html lang="en" op="news"><head><meta name="referrer" content="origin"><meta name="viewport" content="width=device-width, initial-scale=1.0"><link rel="stylesheet" type="text/css" href="news.css?qNWwHkd4E8FELceGdmI5">
<link rel="shortcut icon" href="favicon.ico">
<link rel="alternate" type="application/rss+xml" title="RSS" href="rss">
<title>Hacker News</title></head><body><center><table id="hnmain" border="0" cellpadding="0" cellspacing="0" width="85%" bgcolor="#f6f6ef">
<tr><td bgcolor="#ff6600"><table border="0" cellpadding="0" cellspacing="0" width="100%" style="padding:2px"><tr><td style="width:18px;padding-right:4px"><a href="https://news.ycombinator.com"><img src="y18.gif" width="18" height="18" style="border:1px white solid;"></a></td>
<td style="line-height:12pt; height:10px;"><span class="pagetop"><b class="hnname"><a href="news">Hacker News</a></b>
<a href="newest">new</a> | <a href="threads?id=jfyne">threads</a> | <a href="front">past</a> | <a href="newcomments">comments</a> | <a href="ask">ask</a> | <a href="show">show</a> | <a href="jobs">jobs</a> | <a href="submit">submit</a> </span></td><td style="text-align:right;padding-right:4px;"><span class="pagetop">
<a id='me' href="user?id=jfyne">jfyne</a> (44) |
<a id='logout' href="logout?auth=c8de92c70e0e0256439c8ceb13e0c2366b629ac3&goto=news">logout</a> </span></td>
</tr></table></td></tr>
<tr id="pagespace" title="" style="height:10px"></tr><tr><td><table border="0" cellpadding="0" cellspacing="0" class="itemlist">
<tr class='athing' id='26262465'>
<td align="right" valign="top" class="title"><span class="rank">1.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262465' onclick='return vote(event, this, "up")' href='vote?id=26262465&how=up&auth=91cddb98b3cb6307fe38dfebc18839a43c805276&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.sec.gov/Archives/edgar/data/1582961/000119312521055798/d898181ds1.htm" class="storylink">DigitalOcean S-1</a><span class="sitebit comhead"> (<a href="from?site=sec.gov"><span class="sitestr">sec.gov</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262465">143 points</span> by <a href="user?id=marc__1" class="hnuser">marc__1</a> <span class="age"><a href="item?id=26262465">1 hour ago</a></span> <span id="unv_26262465"></span> | <a href="flag?id=26262465&auth=91cddb98b3cb6307fe38dfebc18839a43c805276&goto=news">flag</a> | <a href="hide?id=26262465&auth=91cddb98b3cb6307fe38dfebc18839a43c805276&goto=news" onclick="return hidestory(event, this, 26262465)">hide</a> | <a href="item?id=26262465">71 comments</a> </td></tr>
<tr class="spacer" style="height:5px"></tr>
<tr class='athing' id='26262170'>
<td align="right" valign="top" class="title"><span class="rank">2.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262170' onclick='return vote(event, this, "up")' href='vote?id=26262170&how=up&auth=f15a0fe58dafd28688c8d1ba6b1072c9933576af&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.sec.gov/Archives/edgar/data/1679788/000162828021003168/coinbaseglobalincs-1.htm" class="storylink">Coinbase S-1</a><span class="sitebit comhead"> (<a href="from?site=sec.gov"><span class="sitestr">sec.gov</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262170">194 points</span> by <a href="user?id=kacy" class="hnuser">kacy</a> <span class="age"><a href="item?id=26262170">2 hours ago</a></span> <span id="unv_26262170"></span> | <a href="flag?id=26262170&auth=f15a0fe58dafd28688c8d1ba6b1072c9933576af&goto=news">flag</a> | <a href="hide?id=26262170&auth=f15a0fe58dafd28688c8d1ba6b1072c9933576af&goto=news" onclick="return hidestory(event, this, 26262170)">hide</a> | <a href="item?id=26262170">222 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">3.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262653' onclick='return vote(event, this, "up")' href='vote?id=26262653&how=up&auth=cf74e3e1c7026b596c8b03ab1ecb6db88269ad84&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://galois.com/blog/2020/12/proofs-should-repair-themselves/" class="storylink">Proofs Should Repair Themselves</a><span class="sitebit comhead"> (<a href="from?site=galois.com"><span class="sitestr">galois.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262653">22 points</span> by <a href="user?id=harperlee" class="hnuser">harperlee</a> <span class="age"><a href="item?id=26262653">1 hour ago</a></span> <span id="unv_26262653"></span> | <a href="flag?id=26262653&auth=cf74e3e1c7026b596c8b03ab1ecb6db88269ad84&goto=news">flag</a> | <a href="hide?id=26262653&auth=cf74e3e1c7026b596c8b03ab1ecb6db88269ad84&goto=news" onclick="return hidestory(event, this, 26262653)">hide</a> | <a href="item?id=26262653">1 comment</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">4.</span></td> <td valign="top" class="votelinks"><center><a id='up_26263097' onclick='return vote(event, this, "up")' href='vote?id=26263097&how=up&auth=54a6c798b3a1becfbca6e3f6f557031d0bbfb232&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://docs.amplify.aws/start/q/integration/flutter" class="storylink">Getting Started with AWS Amplify Flutter</a><span class="sitebit comhead"> (<a href="from?site=amplify.aws"><span class="sitestr">amplify.aws</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26263097">10 points</span> by <a href="user?id=voidmain0001" class="hnuser">voidmain0001</a> <span class="age"><a href="item?id=26263097">17 minutes ago</a></span> <span id="unv_26263097"></span> | <a href="flag?id=26263097&auth=54a6c798b3a1becfbca6e3f6f557031d0bbfb232&goto=news">flag</a> | <a href="hide?id=26263097&auth=54a6c798b3a1becfbca6e3f6f557031d0bbfb232&goto=news" onclick="return hidestory(event, this, 26263097)">hide</a> | <a href="item?id=26263097">4 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">5.</span></td> <td valign="top" class="votelinks"><center><a id='up_26258773' onclick='return vote(event, this, "up")' href='vote?id=26258773&how=up&auth=17dba9e14f69f0019f11478a2fcf87cd46d11e1f&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://github.com/DidierRLopes/GamestonkTerminal" class="storylink">Show HN: Can’t afford Bloomberg Terminal? No prob, I built the next best thing</a><span class="sitebit comhead"> (<a href="from?site=github.com/didierrlopes"><span class="sitestr">github.com/didierrlopes</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26258773">1199 points</span> by <a href="user?id=sexy_year" class="hnuser"><font color="#3c963c">sexy_year</font></a> <span class="age"><a href="item?id=26258773">13 hours ago</a></span> <span id="unv_26258773"></span> | <a href="flag?id=26258773&auth=17dba9e14f69f0019f11478a2fcf87cd46d11e1f&goto=news">flag</a> | <a href="hide?id=26258773&auth=17dba9e14f69f0019f11478a2fcf87cd46d11e1f&goto=news" onclick="return hidestory(event, this, 26258773)">hide</a> | <a href="item?id=26258773">222 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">6.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262658' onclick='return vote(event, this, "up")' href='vote?id=26262658&how=up&auth=da3b1a43de89cc2ec5554b47c57ffc329bdeea35&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="http://m.nautil.us/issue/97/wonder/if-aliens-exist-heres-how-well-find-them" class="storylink">If Aliens Exist, Here’s How We’ll Find Them</a><span class="sitebit comhead"> (<a href="from?site=nautil.us"><span class="sitestr">nautil.us</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262658">14 points</span> by <a href="user?id=CapitalistCartr" class="hnuser">CapitalistCartr</a> <span class="age"><a href="item?id=26262658">1 hour ago</a></span> <span id="unv_26262658"></span> | <a href="flag?id=26262658&auth=da3b1a43de89cc2ec5554b47c57ffc329bdeea35&goto=news">flag</a> | <a href="hide?id=26262658&auth=da3b1a43de89cc2ec5554b47c57ffc329bdeea35&goto=news" onclick="return hidestory(event, this, 26262658)">hide</a> | <a href="item?id=26262658">15 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">7.</span></td> <td valign="top" class="votelinks"><center><a id='up_26261314' onclick='return vote(event, this, "up")' href='vote?id=26261314&how=up&auth=d8d087b48530ef1e95e9e273daf751556d800c60&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://taler.net/en/" class="storylink">GNU Taler – Payment system for privacy-friendly, fast, easy online transactions</a><span class="sitebit comhead"> (<a href="from?site=taler.net"><span class="sitestr">taler.net</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26261314">112 points</span> by <a href="user?id=2pEXgD0fZ5cF" class="hnuser">2pEXgD0fZ5cF</a> <span class="age"><a href="item?id=26261314">4 hours ago</a></span> <span id="unv_26261314"></span> | <a href="flag?id=26261314&auth=d8d087b48530ef1e95e9e273daf751556d800c60&goto=news">flag</a> | <a href="hide?id=26261314&auth=d8d087b48530ef1e95e9e273daf751556d800c60&goto=news" onclick="return hidestory(event, this, 26261314)">hide</a> | <a href="item?id=26261314">29 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">8.</span></td> <td valign="top" class="votelinks"><center><a id='up_26260390' onclick='return vote(event, this, "up")' href='vote?id=26260390&how=up&auth=d925038cad991c9038b2a98cd26cd13a24ebd8a8&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://mac.getutm.app/" class="storylink">Show HN: QEMU front end for M1 and Intel Macs</a><span class="sitebit comhead"> (<a href="from?site=getutm.app"><span class="sitestr">getutm.app</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26260390">278 points</span> by <a href="user?id=osy" class="hnuser">osy</a> <span class="age"><a href="item?id=26260390">7 hours ago</a></span> <span id="unv_26260390"></span> | <a href="flag?id=26260390&auth=d925038cad991c9038b2a98cd26cd13a24ebd8a8&goto=news">flag</a> | <a href="hide?id=26260390&auth=d925038cad991c9038b2a98cd26cd13a24ebd8a8&goto=news" onclick="return hidestory(event, this, 26260390)">hide</a> | <a href="item?id=26260390">65 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">9.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262667' onclick='return vote(event, this, "up")' href='vote?id=26262667&how=up&auth=97186ac3b6a74caa6db48cd8956c6a8cec2d150b&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.media.mit.edu/events/will-technology-save-us-from-climate-change/" class="storylink">Will technology save us from climate change?</a><span class="sitebit comhead"> (<a href="from?site=media.mit.edu"><span class="sitestr">media.mit.edu</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262667">18 points</span> by <a href="user?id=HourglassFR" class="hnuser">HourglassFR</a> <span class="age"><a href="item?id=26262667">1 hour ago</a></span> <span id="unv_26262667"></span> | <a href="flag?id=26262667&auth=97186ac3b6a74caa6db48cd8956c6a8cec2d150b&goto=news">flag</a> | <a href="hide?id=26262667&auth=97186ac3b6a74caa6db48cd8956c6a8cec2d150b&goto=news" onclick="return hidestory(event, this, 26262667)">hide</a> | <a href="item?id=26262667">7 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">10.</span></td> <td valign="top" class="votelinks"><center><a id='up_26238376' onclick='return vote(event, this, "up")' href='vote?id=26238376&how=up&auth=1337e1eaac1f0ef0a54a554f63fb6c40c375f8b2&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://cacm.acm.org/magazines/2021/3/250710-the-decline-of-computers-as-a-general-purpose-technology/fulltext" class="storylink">The decline of computers as a general-purpose technology</a><span class="sitebit comhead"> (<a href="from?site=acm.org"><span class="sitestr">acm.org</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26238376">210 points</span> by <a href="user?id=matt_d" class="hnuser">matt_d</a> <span class="age"><a href="item?id=26238376">9 hours ago</a></span> <span id="unv_26238376"></span> | <a href="flag?id=26238376&auth=1337e1eaac1f0ef0a54a554f63fb6c40c375f8b2&goto=news">flag</a> | <a href="hide?id=26238376&auth=1337e1eaac1f0ef0a54a554f63fb6c40c375f8b2&goto=news" onclick="return hidestory(event, this, 26238376)">hide</a> | <a href="item?id=26238376">111 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">11.</span></td> <td valign="top" class="votelinks"><center><a id='up_26259955' onclick='return vote(event, this, "up")' href='vote?id=26259955&how=up&auth=03951144ab54b35e486b22c5869e93413e31d608&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://blog.detectify.com/2020/11/10/common-nginx-misconfigurations/" class="storylink">Common Nginx misconfigurations that leave your web server open to attack</a><span class="sitebit comhead"> (<a href="from?site=detectify.com"><span class="sitestr">detectify.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26259955">248 points</span> by <a href="user?id=sshroot" class="hnuser">sshroot</a> <span class="age"><a href="item?id=26259955">9 hours ago</a></span> <span id="unv_26259955"></span> | <a href="flag?id=26259955&auth=03951144ab54b35e486b22c5869e93413e31d608&goto=news">flag</a> | <a href="hide?id=26259955&auth=03951144ab54b35e486b22c5869e93413e31d608&goto=news" onclick="return hidestory(event, this, 26259955)">hide</a> | <a href="item?id=26259955">33 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">12.</span></td> <td></td><td class="title"><a href="https://boards.greenhouse.io/pachyderm/jobs/4281816003" class="storylink" rel="nofollow">Pachyderm is hiring a Sr Python Dev to own our Jupyter Integration</a><span class="sitebit comhead"> (<a href="from?site=greenhouse.io"><span class="sitestr">greenhouse.io</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="age"><a href="item?id=26261976">2 hours ago</a></span> | <a href="hide?id=26261976&auth=6577cabf2b88f158cfb419a1492468831d1c4ebd&goto=news" onclick="return hidestory(event, this, 26261976)">hide</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">13.</span></td> <td valign="top" class="votelinks"><center><a id='up_26261310' onclick='return vote(event, this, "up")' href='vote?id=26261310&how=up&auth=41ed619b754451d7c16dd647a071424d4650c8a5&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://k3a.me/linux-capabilities-in-a-nutshell/" class="storylink">Linux Capabilities in a nutshell (2019)</a><span class="sitebit comhead"> (<a href="from?site=k3a.me"><span class="sitestr">k3a.me</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26261310">69 points</span> by <a href="user?id=todsacerdoti" class="hnuser">todsacerdoti</a> <span class="age"><a href="item?id=26261310">4 hours ago</a></span> <span id="unv_26261310"></span> | <a href="flag?id=26261310&auth=41ed619b754451d7c16dd647a071424d4650c8a5&goto=news">flag</a> | <a href="hide?id=26261310&auth=41ed619b754451d7c16dd647a071424d4650c8a5&goto=news" onclick="return hidestory(event, this, 26261310)">hide</a> | <a href="item?id=26261310">9 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">14.</span></td> <td valign="top" class="votelinks"><center><a id='up_26261098' onclick='return vote(event, this, "up")' href='vote?id=26261098&how=up&auth=a02e5bed25f2644736288a0f339a2997e88f71eb&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.timmons.dev/posts/static-executables-with-sbcl-v2.html" class="storylink">Static Executables with SBCL v2</a><span class="sitebit comhead"> (<a href="from?site=timmons.dev"><span class="sitestr">timmons.dev</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26261098">69 points</span> by <a href="user?id=todsacerdoti" class="hnuser">todsacerdoti</a> <span class="age"><a href="item?id=26261098">5 hours ago</a></span> <span id="unv_26261098"></span> | <a href="flag?id=26261098&auth=a02e5bed25f2644736288a0f339a2997e88f71eb&goto=news">flag</a> | <a href="hide?id=26261098&auth=a02e5bed25f2644736288a0f339a2997e88f71eb&goto=news" onclick="return hidestory(event, this, 26261098)">hide</a> | <a href="item?id=26261098">11 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">15.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262192' onclick='return vote(event, this, "up")' href='vote?id=26262192&how=up&auth=564c81ce01264b80bfc4aa0c638adeef4d669680&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://github.com/JakePartusch/serverlessui" class="storylink">Show HN: A command-line utility for deploying serverless applications to AWS</a><span class="sitebit comhead"> (<a href="from?site=github.com/jakepartusch"><span class="sitestr">github.com/jakepartusch</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262192">17 points</span> by <a href="user?id=jpartusch" class="hnuser"><font color="#3c963c">jpartusch</font></a> <span class="age"><a href="item?id=26262192">2 hours ago</a></span> <span id="unv_26262192"></span> | <a href="flag?id=26262192&auth=564c81ce01264b80bfc4aa0c638adeef4d669680&goto=news">flag</a> | <a href="hide?id=26262192&auth=564c81ce01264b80bfc4aa0c638adeef4d669680&goto=news" onclick="return hidestory(event, this, 26262192)">hide</a> | <a href="item?id=26262192">2 comments</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">16.</span></td> <td valign="top" class="votelinks"><center><a id='up_26263085' onclick='return vote(event, this, "up")' href='vote?id=26263085&how=up&auth=9249153b2222067a9dab522b39502a86d9258f03&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://blainsmith.com/articles/plain-text-protocols/" class="storylink" rel="nofollow">Plain Text Protocols</a><span class="sitebit comhead"> (<a href="from?site=blainsmith.com"><span class="sitestr">blainsmith.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26263085">4 points</span> by <a href="user?id=tate" class="hnuser">tate</a> <span class="age"><a href="item?id=26263085">19 minutes ago</a></span> <span id="unv_26263085"></span> | <a href="flag?id=26263085&auth=9249153b2222067a9dab522b39502a86d9258f03&goto=news">flag</a> | <a href="hide?id=26263085&auth=9249153b2222067a9dab522b39502a86d9258f03&goto=news" onclick="return hidestory(event, this, 26263085)">hide</a> | <a href="item?id=26263085">1 comment</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">17.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262989' onclick='return vote(event, this, "up")' href='vote?id=26262989&how=up&auth=7f884c25d9cac6469c17b1f7dfe6496adbe7865b&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://draculatheme.com/pro/journey" class="storylink" rel="nofollow">Show HN: How I made $101,578.04 selling colors online</a><span class="sitebit comhead"> (<a href="from?site=draculatheme.com"><span class="sitestr">draculatheme.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262989">5 points</span> by <a href="user?id=zenorocha" class="hnuser">zenorocha</a> <span class="age"><a href="item?id=26262989">27 minutes ago</a></span> <span id="unv_26262989"></span> | <a href="flag?id=26262989&auth=7f884c25d9cac6469c17b1f7dfe6496adbe7865b&goto=news">flag</a> | <a href="hide?id=26262989&auth=7f884c25d9cac6469c17b1f7dfe6496adbe7865b&goto=news" onclick="return hidestory(event, this, 26262989)">hide</a> | <a href="item?id=26262989">1 comment</a> </td></tr>
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<td align="right" valign="top" class="title"><span class="rank">18.</span></td> <td valign="top" class="votelinks"><center><a id='up_26261327' onclick='return vote(event, this, "up")' href='vote?id=26261327&how=up&auth=936311cabed7e59a020185c339cc966e97469489&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.anandtech.com/show/16072/sipearl-lets-rhea-design-leak-72x-zeus-cores-4x-hbm2e-46-ddr5" class="storylink">SiPearl Lets Rhea Design Leak: 72x Zeus Cores, 4x HBM2E, 4-6 DDR5</a><span class="sitebit comhead"> (<a href="from?site=anandtech.com"><span class="sitestr">anandtech.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26261327">39 points</span> by <a href="user?id=rbanffy" class="hnuser">rbanffy</a> <span class="age"><a href="item?id=26261327">4 hours ago</a></span> <span id="unv_26261327"></span> | <a href="flag?id=26261327&auth=936311cabed7e59a020185c339cc966e97469489&goto=news">flag</a> | <a href="hide?id=26261327&auth=936311cabed7e59a020185c339cc966e97469489&goto=news" onclick="return hidestory(event, this, 26261327)">hide</a> | <a href="item?id=26261327">7 comments</a> </td></tr>
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<tr class='athing' id='26244829'>
<td align="right" valign="top" class="title"><span class="rank">19.</span></td> <td valign="top" class="votelinks"><center><a id='up_26244829' onclick='return vote(event, this, "up")' href='vote?id=26244829&how=up&auth=f9fc669a0d3297d1fc0852703c238c7452d0d360&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://arstechnica.com/science/2021/02/scientists-create-new-class-of-turing-patterns-in-colonies-of-e-coli/" class="storylink">Scientists create new class of “Turing patterns” in colonies of E. coli</a><span class="sitebit comhead"> (<a href="from?site=arstechnica.com"><span class="sitestr">arstechnica.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26244829">19 points</span> by <a href="user?id=vo2maxer" class="hnuser">vo2maxer</a> <span class="age"><a href="item?id=26244829">4 hours ago</a></span> <span id="unv_26244829"></span> | <a href="flag?id=26244829&auth=f9fc669a0d3297d1fc0852703c238c7452d0d360&goto=news">flag</a> | <a href="hide?id=26244829&auth=f9fc669a0d3297d1fc0852703c238c7452d0d360&goto=news" onclick="return hidestory(event, this, 26244829)">hide</a> | <a href="item?id=26244829">discuss</a> </td></tr>
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<tr class='athing' id='26260174'>
<td align="right" valign="top" class="title"><span class="rank">20.</span></td> <td valign="top" class="votelinks"><center><a id='up_26260174' onclick='return vote(event, this, "up")' href='vote?id=26260174&how=up&auth=77da0cea59756ee1e10c78d94b55eedc979af331&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="item?id=26260174" class="storylink">Shopify says remove Stripe billing or get booted from their app store</a></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26260174">475 points</span> by <a href="user?id=ponny" class="hnuser">ponny</a> <span class="age"><a href="item?id=26260174">8 hours ago</a></span> <span id="unv_26260174"></span> | <a href="flag?id=26260174&auth=77da0cea59756ee1e10c78d94b55eedc979af331&goto=news">flag</a> | <a href="hide?id=26260174&auth=77da0cea59756ee1e10c78d94b55eedc979af331&goto=news" onclick="return hidestory(event, this, 26260174)">hide</a> | <a href="item?id=26260174">136 comments</a> </td></tr>
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<tr class='athing' id='26262687'>
<td align="right" valign="top" class="title"><span class="rank">21.</span></td> <td valign="top" class="votelinks"><center><a id='up_26262687' onclick='return vote(event, this, "up")' href='vote?id=26262687&how=up&auth=090ed3aaae634cd45a0a92d403e8d6d5023f9930&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://journals.sagepub.com/doi/abs/10.1177/0956797617752640" class="storylink" rel="nofollow">Hypothetical Judgment versus Real-Life Behavior in Trolley-Style Moral Dilemmas</a><span class="sitebit comhead"> (<a href="from?site=sagepub.com"><span class="sitestr">sagepub.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26262687">4 points</span> by <a href="user?id=nabla9" class="hnuser">nabla9</a> <span class="age"><a href="item?id=26262687">57 minutes ago</a></span> <span id="unv_26262687"></span> | <a href="flag?id=26262687&auth=090ed3aaae634cd45a0a92d403e8d6d5023f9930&goto=news">flag</a> | <a href="hide?id=26262687&auth=090ed3aaae634cd45a0a92d403e8d6d5023f9930&goto=news" onclick="return hidestory(event, this, 26262687)">hide</a> | <a href="item?id=26262687">discuss</a> </td></tr>
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<tr class='athing' id='26248603'>
<td align="right" valign="top" class="title"><span class="rank">22.</span></td> <td valign="top" class="votelinks"><center><a id='up_26248603' onclick='return vote(event, this, "up")' href='vote?id=26248603&how=up&auth=65472097d1e22bf346c75be7a6733bfb03b72e38&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.fpgatutorial.com/" class="storylink">FPGA Developer Tutorials</a><span class="sitebit comhead"> (<a href="from?site=fpgatutorial.com"><span class="sitestr">fpgatutorial.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26248603">105 points</span> by <a href="user?id=Alekhine" class="hnuser">Alekhine</a> <span class="age"><a href="item?id=26248603">9 hours ago</a></span> <span id="unv_26248603"></span> | <a href="flag?id=26248603&auth=65472097d1e22bf346c75be7a6733bfb03b72e38&goto=news">flag</a> | <a href="hide?id=26248603&auth=65472097d1e22bf346c75be7a6733bfb03b72e38&goto=news" onclick="return hidestory(event, this, 26248603)">hide</a> | <a href="item?id=26248603">16 comments</a> </td></tr>
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<tr class='athing' id='26247813'>
<td align="right" valign="top" class="title"><span class="rank">23.</span></td> <td valign="top" class="votelinks"><center><a id='up_26247813' onclick='return vote(event, this, "up")' href='vote?id=26247813&how=up&auth=37be6e4be6ade919cdfbfffc5789fc3e7e568afc&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://github.com/teal-language/tl" class="storylink">The compiler for Teal, a typed dialect of Lua</a><span class="sitebit comhead"> (<a href="from?site=github.com/teal-language"><span class="sitestr">github.com/teal-language</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26247813">28 points</span> by <a href="user?id=harporoeder" class="hnuser">harporoeder</a> <span class="age"><a href="item?id=26247813">5 hours ago</a></span> <span id="unv_26247813"></span> | <a href="flag?id=26247813&auth=37be6e4be6ade919cdfbfffc5789fc3e7e568afc&goto=news">flag</a> | <a href="hide?id=26247813&auth=37be6e4be6ade919cdfbfffc5789fc3e7e568afc&goto=news" onclick="return hidestory(event, this, 26247813)">hide</a> | <a href="item?id=26247813">5 comments</a> </td></tr>
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<tr class='athing' id='26247260'>
<td align="right" valign="top" class="title"><span class="rank">24.</span></td> <td valign="top" class="votelinks"><center><a id='up_26247260' onclick='return vote(event, this, "up")' href='vote?id=26247260&how=up&auth=a7b1819b9b78fb8b05fbc4b2866f079389c20f98&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://johnresig.com/blog/programming-book-profits/" class="storylink">Programming Book Profits (2008)</a><span class="sitebit comhead"> (<a href="from?site=johnresig.com"><span class="sitestr">johnresig.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26247260">14 points</span> by <a href="user?id=max_" class="hnuser">max_</a> <span class="age"><a href="item?id=26247260">2 hours ago</a></span> <span id="unv_26247260"></span> | <a href="flag?id=26247260&auth=a7b1819b9b78fb8b05fbc4b2866f079389c20f98&goto=news">flag</a> | <a href="hide?id=26247260&auth=a7b1819b9b78fb8b05fbc4b2866f079389c20f98&goto=news" onclick="return hidestory(event, this, 26247260)">hide</a> | <a href="item?id=26247260">5 comments</a> </td></tr>
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<tr class='athing' id='26247954'>
<td align="right" valign="top" class="title"><span class="rank">25.</span></td> <td valign="top" class="votelinks"><center><a id='up_26247954' onclick='return vote(event, this, "up")' href='vote?id=26247954&how=up&auth=fa89829bda96a04f645b1b9255090311af127db4&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://c3.handmade.network/blogs/p/7641-implementing_defer" class="storylink">Implementing "defer"</a><span class="sitebit comhead"> (<a href="from?site=handmade.network"><span class="sitestr">handmade.network</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26247954">27 points</span> by <a href="user?id=lerno" class="hnuser">lerno</a> <span class="age"><a href="item?id=26247954">4 hours ago</a></span> <span id="unv_26247954"></span> | <a href="flag?id=26247954&auth=fa89829bda96a04f645b1b9255090311af127db4&goto=news">flag</a> | <a href="hide?id=26247954&auth=fa89829bda96a04f645b1b9255090311af127db4&goto=news" onclick="return hidestory(event, this, 26247954)">hide</a> | <a href="item?id=26247954">25 comments</a> </td></tr>
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<tr class='athing' id='26249143'>
<td align="right" valign="top" class="title"><span class="rank">26.</span></td> <td valign="top" class="votelinks"><center><a id='up_26249143' onclick='return vote(event, this, "up")' href='vote?id=26249143&how=up&auth=cf3f1abd63eb07faa6ca92cfa5ec483da629d5be&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="http://www.romhacking.net/start/" class="storylink" rel="nofollow">So, you want to be a ROMhacker? (2006)</a><span class="sitebit comhead"> (<a href="from?site=romhacking.net"><span class="sitestr">romhacking.net</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26249143">5 points</span> by <a href="user?id=mkl95" class="hnuser">mkl95</a> <span class="age"><a href="item?id=26249143">1 hour ago</a></span> <span id="unv_26249143"></span> | <a href="flag?id=26249143&auth=cf3f1abd63eb07faa6ca92cfa5ec483da629d5be&goto=news">flag</a> | <a href="hide?id=26249143&auth=cf3f1abd63eb07faa6ca92cfa5ec483da629d5be&goto=news" onclick="return hidestory(event, this, 26249143)">hide</a> | <a href="item?id=26249143">discuss</a> </td></tr>
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<tr class='athing' id='26260710'>
<td align="right" valign="top" class="title"><span class="rank">27.</span></td> <td valign="top" class="votelinks"><center><a id='up_26260710' onclick='return vote(event, this, "up")' href='vote?id=26260710&how=up&auth=8145bd78dbc82db152ffed65e064f68382f441cc&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://codesubmit.io/blog/the-evolution-of-developer-salaries/#tracing-developer-salaries-in-america-from-2001-to-2019" class="storylink">The Evolution of Developer Salaries: Looking Back 20 Years</a><span class="sitebit comhead"> (<a href="from?site=codesubmit.io"><span class="sitestr">codesubmit.io</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26260710">47 points</span> by <a href="user?id=fagnerbrack" class="hnuser">fagnerbrack</a> <span class="age"><a href="item?id=26260710">6 hours ago</a></span> <span id="unv_26260710"></span> | <a href="flag?id=26260710&auth=8145bd78dbc82db152ffed65e064f68382f441cc&goto=news">flag</a> | <a href="hide?id=26260710&auth=8145bd78dbc82db152ffed65e064f68382f441cc&goto=news" onclick="return hidestory(event, this, 26260710)">hide</a> | <a href="item?id=26260710">63 comments</a> </td></tr>
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<tr class='athing' id='26260165'>
<td align="right" valign="top" class="title"><span class="rank">28.</span></td> <td valign="top" class="votelinks"><center><a id='up_26260165' onclick='return vote(event, this, "up")' href='vote?id=26260165&how=up&auth=838e05f5dea913283e5f78a4e19db47c8c69d31b&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.collaborativefund.com/blog/speculation/" class="storylink">When Everyone’s a Genius: A Few Thoughts on Speculation</a><span class="sitebit comhead"> (<a href="from?site=collaborativefund.com"><span class="sitestr">collaborativefund.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26260165">49 points</span> by <a href="user?id=luord" class="hnuser">luord</a> <span class="age"><a href="item?id=26260165">8 hours ago</a></span> <span id="unv_26260165"></span> | <a href="flag?id=26260165&auth=838e05f5dea913283e5f78a4e19db47c8c69d31b&goto=news">flag</a> | <a href="hide?id=26260165&auth=838e05f5dea913283e5f78a4e19db47c8c69d31b&goto=news" onclick="return hidestory(event, this, 26260165)">hide</a> | <a href="item?id=26260165">45 comments</a> </td></tr>
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<tr class='athing' id='26251143'>
<td align="right" valign="top" class="title"><span class="rank">29.</span></td> <td valign="top" class="votelinks"><center><a id='up_26251143' onclick='return vote(event, this, "up")' href='vote?id=26251143&how=up&auth=93c54c18cd026d785f933af96fa494be9ff3320b&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://daliaawad28.medium.com/my-experience-as-a-gazan-girl-getting-into-silicon-valley-companies-488062d769a1" class="storylink">My experience as a Gazan girl getting into Silicon Valley companies</a><span class="sitebit comhead"> (<a href="from?site=daliaawad28.medium.com"><span class="sitestr">daliaawad28.medium.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26251143">1601 points</span> by <a href="user?id=daliaawad" class="hnuser"><font color="#3c963c">daliaawad</font></a> <span class="age"><a href="item?id=26251143">22 hours ago</a></span> <span id="unv_26251143"></span> | <a href="flag?id=26251143&auth=93c54c18cd026d785f933af96fa494be9ff3320b&goto=news">flag</a> | <a href="hide?id=26251143&auth=93c54c18cd026d785f933af96fa494be9ff3320b&goto=news" onclick="return hidestory(event, this, 26251143)">hide</a> | <a href="item?id=26251143">413 comments</a> </td></tr>
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<tr class='athing' id='26249254'>
<td align="right" valign="top" class="title"><span class="rank">30.</span></td> <td valign="top" class="votelinks"><center><a id='up_26249254' onclick='return vote(event, this, "up")' href='vote?id=26249254&how=up&auth=5b21ca45d6457cbc9b1393e59dd53a474d501ce4&goto=news'><div class='votearrow' title='upvote'></div></a></center></td><td class="title"><a href="https://www.bbc.com/future/article/20210223-the-battery-invented-120-years-too-soon" class="storylink">A battery invented 120 years before its time</a><span class="sitebit comhead"> (<a href="from?site=bbc.com"><span class="sitestr">bbc.com</span></a>)</span></td></tr><tr><td colspan="2"></td><td class="subtext">
<span class="score" id="score_26249254">73 points</span> by <a href="user?id=fpoling" class="hnuser">fpoling</a> <span class="age"><a href="item?id=26249254">11 hours ago</a></span> <span id="unv_26249254"></span> | <a href="flag?id=26249254&auth=5b21ca45d6457cbc9b1393e59dd53a474d501ce4&goto=news">flag</a> | <a href="hide?id=26249254&auth=5b21ca45d6457cbc9b1393e59dd53a474d501ce4&goto=news" onclick="return hidestory(event, this, 26249254)">hide</a> | <a href="item?id=26249254">37 comments</a> </td></tr>
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