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Appending a line to a file only if it does not already exist
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FYI, using -v and && doesn't look to do the trick, whereas || without -v works.
– bPizzi
Aug 25 '10 at 8:21
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How to do a newline in output
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It seems that both Ruby and PHP do not expand escape sequences in single quoted strings.
– kjagiello
Dec 31 '13 at 15:02
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[完整源码实例] 修改 CListCtrl 的标题栏字体颜色；重绘 CListCtrl 标题栏 ...
...置标题栏字体的话，无需自绘CHeaderCtrl，部分代码如下：CFont *f = new CFont; f->CreateFont(13, nHeight ...如果只需设置标题栏字体的话，无需自绘CHeaderCtrl，部分代码如下：
CFont *f = new CFont;
f->CreateFont(13, // nHeight
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Javascript shorthand ternary operator
I know that in php 5.3 instead of using this redundant ternary operator syntax:
7 Answers
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Does “git fetch --tags” include “git fetch”?
...te myRemoteRepo' does not work well - does not seem to do what 'git fetch && git fetch --tags' does, especially as a subsequent merge has no effect.
– davidA
Aug 3 '09 at 22:10
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Fastest way to convert string to integer in PHP
Using PHP, what's the fastest way to convert a string like this: "123" to an integer?
8 Answers
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
... you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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What is the difference between == and Equals() for primitives in C#?
...alled:
public override bool Equals(object obj)
{
return obj is short && this == (short)obj;
}
obj is not a short.. therefore, it is false.
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Getting the name of a variable as a string
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OK, finally got it! Installed using the following pip3 install python-varname==0.1.5; imported using from varname import nameof
– enter_display_name_here
Jun 6 at 2:42
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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
....e. the old URL remains, and just has the new part added to it (i.e. photo.php?id=... twice, but with different ids). Not to mention that "#!" is also added to facebook-mail URLs, which probably aren't (and shouldn't be) indexable. In any case I find the shebang extremely annoying since it seems to ...