24 votes
Accepted

Disappearing "Hi!"

I began this answer with a salutation, and hopefully it was never posted, because that's what the system is supposed to do, as per Jeff Atwood's answer on Meta Stack Exchange: We now automatically ...
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17 votes
Accepted

Did spacing increase recently?

You're right, line spacing has been increased, as mentioned here on Meta Stack Exchange: New post formatting Many people don't like the change, and posts like Please revert the line-height change! and ...
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  • 2,611
15 votes

Why does mathoverflow constantly compile the latex for my questions and answers?

I want to see how may people also have this problem or if I am the only one, so let me conduct a basic poll. $\bullet$ If you have the problem where typing a long answer with plenty of mathematics ...
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15 votes
Accepted

Is it possible to temporarily comment out part of a post?

You can hide the part in HTML comments: BEFORE <!-- this is something I want to hide --> AFTER produces: BEFORE AFTER Spoilers would be another option, ...
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  • 2,611
14 votes
Accepted

How to @ a user with non-Latin characters?

I am not sure about people using mobile devices, but on desktop using comment replies doesn't seem that different for users with non-Latin usernames. If I am in a comment where such user can be pinged,...
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13 votes
Accepted

May I borrow the question/answer editing/preview gadgets?

Sure, the editor and preview components are open source. It's released under the MIT license which is one of the most permissive copyleft licenses in existence. You'd need to make your own ...
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  • 101
13 votes

Is it possible to temporarily comment out part of a post?

Since other answers mention HTML comments, let me clarify that using them is only a commonly employed custom on SE sites, which just abuses the fact that it works by accident. In reality, the ...
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13 votes

Viewing reputation and badges is now opt-in and compatible with the new front page

Maybe it might be useful to collect examples of some situations where it is actually useful to see the users reputation. (In the other words, some cases in which MO users might want to switch the ...
12 votes

Ignoring certain users' postings

I share the view by one of the moderators in the post you have linked to that providing such a tool is a bad idea.
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  • 23.5k
12 votes

comments that are not displayed right away ("add/see 10 other comments")

No, there is no way to change this behaviour through the current interface. Note from the blog post François linked to that long ago no comments were shown until a link was clicked. There are a ...
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12 votes

Disappearing "Hi!"

Boundary regularity of suitable weak solution for the Navier-Stokes equations, J. Funct. Anal. 268 (2015), no. 8, 2171–2187, MR3318646. The above is supposed to be a reference to a paper by the ...
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12 votes
Accepted

Color of links (both in posts and comments)

Based on this request, we've updated the link colors using a brighter blue that is more distinguishable from the surrounding text, and tested with a colorblindness simulator (though it's not an exact ...
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11 votes

Should the accepted answer really have a green background?

If it really bothers you, it is trivially easy to inject your own CSS styling onto the site using a userscript. This requires tampermonkey or greasemonkey depending on whether you're using chrome or ...
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10 votes
Accepted

Next badge appeared and disappeared

There was apparently some A/B testing of this some days ago, see Anna Lear's comment here: We're currently A/B testing this feature [next badge/privilege progress in the achievements drop-down] to ...
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10 votes

Why does mathoverflow constantly compile the latex for my questions and answers?

My apologies if this should be a comment rather than answer, but robjohn has a website with some very handy bookmarks to deal with these issues. Obviously it would be preferable if a bookmark bar ...
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  • 101
10 votes

Tell what's been modified

Thanks to jeq's suggestion, there is an answer on stackapps for that exact purpose! That doesn't mean it shouldn't be a standard feature, but it does mean that you can have this feature right now. ...
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8 votes
Accepted

How to find out what activity activated a favorite?

You went to "favorites" tab. Now (not necessary, but just to see what post was last active) select "Activity" and then click the date (sssssh, it is the secret, for this reason the timestamp looks ...
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  • 101
8 votes
Accepted

Can the flagging of off-topic questions be simplified?

If a question is already closed but not particularly offensive, it isn't really necessary to flag for moderator attention. Such posts will be cleaned up by some routine process after a while. If you ...
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  • 43.1k
8 votes

Favorites tab on user page is populated with StackOverflow users

I've realized that at some point I must have enabled the FriendsStack extension in Chrome, and then completely forgotten about it. This extension supposedly allows one to favorite users, but I never ...
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8 votes

Disappearing "Hi!"

${}$ Hi Jeremy, The trick is to use tex. I preceded the salutation by dollar sign - open curly bracket - close curly bracket - dollar sign.
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8 votes

How to logout from the site?

On the top bar, click on the StackExchange menu to get:
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7 votes
Accepted

Notification doesn't go away

This is an artifact of some fail-over testing we did during the weekend. Sorry about the noise, this should be cleared up for everyone by now. For those that don't know, we have redundant data ...
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  • 101
7 votes

Keyword Search of the User's own (my own) questions or answers

You can find various search modifiers in the help center. Or simply by clicking on "Advanced Search Tips" after you search for something. Specifically, to find posts by a specific user you can user <...
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7 votes

Is it possible to temporarily comment out part of a post?

Since Stack Exchange allows also some limited use of html, you can use <!---...---> to make a "comment" inside ...
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Only top scored, non community-wiki answers of a minimum length are eligible