That letter after B is not rendering on Less Wrong?

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong

All of a sudden the letter ‘c’ (the one after ‘b’, in case it doesn’t render) is not showing up in articles on Less Wrong for me, in any browser, except in images. I see a ‘c’ in the word ‘discussion’ above, but not in the body text of posts like this one or this one. Is anybody else getting the same issue?

Comment

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=dX9RdnFPthxMTLX63

Mea culpa. I hastily pushed that commit as there was a broken article on production that needed a hot fix. Embarrassingly, in my haste I deployed before the tests finished. Should be fixed now.

Comment

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=8n8XS57CnbSwjLLu9

Thank you for getting that fixed and letting us know the status :)

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=CqExRNGjDMDtG3tfc

I suspect a regular expression gone wild. (ETA: This commit looks like a likely culprit, but I’m not sure what’s going on that might cause that particular behavior.)

ETA2: Heh. Thought so.

bash$ python Type "help", "copyright", "credits" or "license" for more information.

import re control_chars = re.compile(‘[\x00-\x08\x0b\0xc\x0e-\x1f]‘) text="This is some HTML with c’s in it." control_chars.sub(″,text) "This is some HTML with ’s in it." ETA3: um, unit tests. Use them. Do yourself a favor. Pushing a bug to production that takes under a minute to locate from static inspection of the code? Embarrassing.

ETA4: …though, in fairness, I can see how someone test-driving this code could easily have written a test that didn’t catch this particular mistake.

Comment

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=2hf3NY7mt676YoLRE

ETA3: um, unit tests. Use them. Do yourself a favor. …

We agree completely. We inherited this code from Reddit, and we’ve spent multiple days trying to strap a workable unit testing framework onto it. As is often the case when you write the code first, strapping unit testing on later is hard.

We’ve basically given up on unit tests in this code base, but we’d love to be shown to be idiots on this one. Please take this opportunity to show us up by writing some example unit tests around any of our recent commits.We have strapped Selenium tests on.

Code contributions are very very welcome.

Comment

As long as you’re fixing regressions, how ’bout the whole "comments no longer showing up in IE7" that Silasbarta made a post on a few weeks ago?

edit: Seems to be fixed, thanks!

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=qL6RCqw4H5yHASqkh

The regular expression is wrong: It has the term "\0xc" in it, when it should have had the term "\x0c"

So, instead of excluding the control character corresponding to ascii "0c", it excluded the letters "x" and "c".

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=egHoG8Hxsu4N4ZpMc

This post is brought to you by letter

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=gDTXnArTPbAg3vHPb

Smoketoomuch: Yes, I saw your advert in the bolour supplement.Bounder: The what?Smoketoomuch: The bolour supplement.Bounder: The colour supplement.Smoketoomuch: Yes, I’m sorry, I can’t say the letter ‘B’.Bounder: C?Smoketoomuch: Yes, that’s right. It’s all due to a trauma I suffered when I was a sboolboy. I was attacked by a bat.Bounder: A cat?Smoketoomuch: No, a bat.Bounder: Oh...can you say the letter ‘K’?Smoketoomuch: Oh, yes. Khaki, kind, kettle, Kipling, kipper, Kuwait, Keble Bollege Oxford.Bounder: Yes, yes but why don’t you use the letter ‘K’ instead of the letter ‘C’?Smoketoomuch: What, spell bolour with a ‘K’?Bounder: Yes!Smoketoomuch: Kolour!Oh, thank you! I never thought of that. What a silly bunt.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=h3aCuWg95cXnucQZW

I was afraid all the C’s had been taken away to be bent into paperclips …

Comment

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=nBeXqvfqpYK3PtmpF

That’s a confusion of representational levels, but yes, the letter c is important for being able to verbally reference paperclips.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=nocJwbzSgSrnTCaYQ

Luckily, the letter ‘c’ still shows up when I EDIT my posts, just not when I VIEW them. So the ’c’s are still there, they’re just not showing.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=cXjPuc9Rioy4ppndh

Letter after W as well.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=pkvWGpsmEvP9JX3em

Also not showing up in some urls, like this.

Comment

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=kQSqdk2d5asCzEMXm

Yes, or here. Wow, this is bizarre.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=gg85ND77JxwZB7piC

Moreover, blockquotes are not shown as indented in posts like this one. Anybody else?

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https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=vyFuT4zkbsfLLnbwy

Yes, same symptoms. With the letters and the blockquotes.

EDIT: Also, it’s not consistent for me even on this page. I can see the ‘c’ (letter after ‘b’) in "blockquotes" in your post that I replied to, and in a few other comments, including mine, but not in the original post.

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Yeah. The letter ‘c’ and ‘x’ show up in comments but not in post bodies.

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They aren’t showing up in comments on the older posts though (see above links). Perhaps the folks looking at the code now can explain why.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=MGAPoBDk7CLdaTxzw

Same for me. It certainly is a weird issue.

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https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=s7vbuK6PQpo7eXZZB

Weird. My "c" (letter after b) appears for me in my comments, but no one else’s does.

Also, "x" (letter before z) seems to be missing too. Xylophones?

Comment

"x" (letter before z)

Ahem?

Comment

Alphabets are hard, okay?

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=k2yRgb3WXtjdgYGii

This is a cool bug.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=8gQKReW2izyFm9Xes

Information: I’m running the latest version of Firefox with NoScript enabled (lesswrong,com and viglink.com allowed) and things are rendering just fine for me.

https://www.lesswrong.com/posts/n4mjsf3dkYF3ysaf5/that-letter-after-b-is-not-rendering-on-less-wrong?commentId=zCbZZxstWfcKRsuFe

Only lower case. I see a bunch of capital C’s in those posts.