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Unbalanced calls to begin/end appearance transitions for
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edited Oct 28 '19 at 10:43
answered Oct 25 '11 at 8:03
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How to check if a file contains a specific string using Bash
...n't need the string displayed when it was found.
The grep command returns 0 or 1 in the exit code depending on
the result of search. 0 if something was found; 1 otherwise.
$ echo hello | grep hi ; echo $?
1
$ echo hello | grep he ; echo $?
hello
0
$ echo hello | grep -q he ; echo $?
0
You can sp...
How to convert boost path type to string?
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answered Nov 14 '10 at 19:51
icecrimeicecrime
63.5k1111 gold badges9090 silver badges105105 bronze badges
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What does an Asterisk (*) do in a CSS selector?
...y margin to every element on my entire page you can use:
* {
margin: 10px;
}
You can also use this within sub-selections, for example the following would add a margin to all elements within a paragraph tag:
p * {
margin: 10px;
}
Your example is doing some css trickery to apply consecut...
What is the closest thing Windows has to fork()?
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answered Jun 12 '09 at 7:07
Laurynas BiveinisLaurynas Biveinis
10.3k33 gold badges4747 silver badges6161 bronze badges
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Mac OSX Lion DNS lookup order [closed]
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10 Answers
10
Active
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What do single quotes do in C++ when used on multiple characters?
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It's a multi-character literal. 1952805748 is 0x74657374, which decomposes as
0x74 -> 't'
0x65 -> 'e'
0x73 -> 's'
0x74 -> 't'
Edit:
C++ standard, §2.14.3/1 - Character literals
(...) An ordinary character literal that contains more than
one c-char...
What does $$ mean in the shell?
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103
In Bash $$ is the process ID, as noted in the comments it is not safe to use as a temp filename...
How to create a custom attribute in C#
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edited Sep 30 '19 at 20:33
zdwyer
431010 bronze badges
answered Feb 2 '11 at 20:40
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Move capture in lambda
...ariables can be initialized with anything like so:
auto lambda = [value = 0] mutable { return ++value; };
In C++11 this is not possible yet, but with some tricks that involve helper types. Fortunately, the Clang 3.4 compiler already implements this awesome feature. The compiler will be released D...