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How does one make an optional closure in swift?
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@Cezar Not on a mac at the moment so my syntax may be slightly off, but remember the ? is really just sugar for Optional<T>, so you could also write ` func then(onFulfilled: ()->(), onReject: Optional<()->()>) { ` then ...
class
...ang.org/repositories/revision/1?rev=27022
– Marc-André Lafortune
Mar 24 '10 at 15:39
4
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How to extract a string using JavaScript Regex?
...d to return an array with the
matches. In my browser it doesn't (Safari on Mac returns only the full
match, not the groups), but
Regexp.exec(string) works.
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Objective-C class -> string like: [NSArray className] -> @“NSArray”
...e is a method added by the scripting extensions which is only available on Mac OS X, even then it is finicky in how it works because it is not fully documented (or at least it wasn't the last time I checked). NSStringFromClass() is the correct way to go about it.
– dreamlax
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Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
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thanx.. in mac OS with mysql installed through homebrew run the following command cd /usr/local/Cellar/mysql/5.5.25a/bin && mysql_upgrade
– zoras
Aug 7 '12 at 5:42
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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
... provided or you can pass it a list.
Also, I tried to run:
$text = "fiancée";
echo mb_convert_encoding($text, "UTF-8");
echo "<br/><br/>";
echo iconv(mb_detect_encoding($text), "UTF-8", $text);
and the results are the same for both. How do you see that your text is truncated to 'fia...
How to generate a core dump in Linux on a segmentation fault?
...For more details, please check: Where do I find the core dump in Ubuntu?.
macOS
For macOS, see: How to generate core dumps in Mac OS X?
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Sending POST data in Android
... Also DefaultHttpClient is deprecated.
– Wédney Yuri
Jul 15 '15 at 12:33
47
This - up...
What is the difference between instanceof and Class.isAssignableFrom(…)?
...wever, the actual performance is NOT determined by the bytecode but by the machine code (which is platform dependent). Let's do a micro benchmark for each of the operators.
The benchmark
Credit: As advised by @aleksandr-dubinsky, and thanks to @yura for providing the base code, here is a JMH bench...
How to count total lines changed by a specific author in a Git repository?
...s removed lines: %s total lines: %s\n", add, subs, loc }' -
Using Awk on Mac OSX:
git log --author="_Your_Name_Here_" --pretty=tformat: --numstat | awk '{ add += $1; subs += $2; loc += $1 - $2 } END { printf "added lines: %s, removed lines: %s, total lines: %s\n", add, subs, loc }' -
EDIT (2017...