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do { … } while (0) — what is it good for? [duplicate]
... is good for any sort of loop construct where one must execute the loop at least once. It is possible to emulate this sort of looping through either a straight while or even a for loop, but often the result is a little less elegant. I'll admit that specific applications of this pattern are fairly ...
How to get diff working like git-diff?
...ontext lines while also simultaneously specifying formatting options. (At least it does in Mac OS X Yosemite). Thanks diff programmers. Therefore, you can either request no lines of context surrounding each change, which is the default behavior, or you can request that all unchanged lines within ...
Where can I find php.ini?
... think there is no way around a phpinfo.php-like file. With FPM you can at least use php5-fpm -i | grep '\.ini'. Usually you use this two or three times and at the end of the day you know where the files are ;)
– KingCrunch
Jun 26 '15 at 7:05
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Using MemoryStore in production
...he only cleanup is on-access)
The solution seems to be rather simple, at least this is what I plan to do: use setInterval to periodically clean up the expired sessions. MemoryStore provides all() to get the list, and we can use get() to force reading and thus expire them. Pseudo-code:
function se...
Can git undo a checkout of unstaged files
... premier VCS used for software engineering in 2016 2017 2018 2019 2020, at least back up files before just blowing them away? Like, you know, well written software tools for about the last three decades."
Or perhaps you ask, "Why is this insanely awesome file history feature accessible in TextEdit b...
How to do associative array/hashing in JavaScript
..."all modern browsers support Map." Only on the desktop can you count on at least basic Map support. Not on mobile devices. E.g., Android browser has no Map support at all. Even on the Desktop, some implementations are incomplete. For instance, IE11 still doesn't support enumerating via "for...of......
How to clear the interpreter console?
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@Triptych: The decorator idea doesn't seem to work, at least with my own attempts. Coming up with an viable alternative is proving to surprising difficult.
– martineau
Nov 29 '12 at 23:31
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Close iOS Keyboard by touching anywhere using Swift
...your extension: tap.cancelsTouchesInView = false. That solved it for me at least. Hope this helps somebody
– Quantm
Jul 28 '16 at 10:27
12
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Can anonymous class implement interface?
...Fu type? System.Dynamic.DynamicObject only has a protected constructor (at least in .NET 4.5).
– jdmcnair
Sep 11 '14 at 20:11
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What does character set and collation mean exactly?
... lowercase and uppercase letters are
equivalent? Then we would have at
least two rules: (1) treat the
lowercase letters 'a' and 'b' as
equivalent to 'A' and 'B'; (2) then
compare the encodings. We call this a
case-insensitive collation. It's a
little more complex than a binary
collat...