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How can I search for a multiline pattern in a file?
... Regular Expressions GREP.
For example, you need to find files where the '_name' variable is immediatelly followed by the '_description' variable:
find . -iname '*.py' | xargs pcregrep -M '_name.*\n.*_description'
Tip: you need to include the line break character in your pattern. Depending on yo...
Vim: apply settings on files in directory
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@JasonMcCarrell My implementation of local_vimrc and Markus "embear" Braun's one have support for blacklist, whitelist... If you just need to specify how indentation is done, may be EditorConfig-vim plugin would be a better choice.
– Luc Hermitt...
Xcode/Simulator: How to run older iOS version?
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To add previous iOS simulator to Xcode 4.2, you need old xcode_3.2.6_and_ios_sdk_4.3.dmg (or similar version) installer file and do as following:
Mount the xcode_3.2.6_and_ios_sdk_4.3.dmg file
Open mounting disk image and choose menu: Go->Go to Folder...
Type /Volumes/Xcode and iOS...
Why does `a == b or c or d` always evaluate to True?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Are C# events synchronous?
...;int, string>, nothing fancy here.
Now the interesting parts are:
add_OnCall(Func<int, string>)
remove_OnCall(Func<int, string>)
and how OnCall is invoked in Do()
How is Subscribing and Unsubscribing Implemented?
Here's the abbreviated add_OnCall implementation in CIL. The inter...
Best practices to test protected methods with PHPUnit
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Good point. I actually use this method in my base class that I extend my test classes from, in which case this makes sense. The name of the class would be wrong here though.
– robert.egginton
Apr 4 '12 at 16:34
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Add up a column of numbers at the Unix shell
...t;", line 1, in <genexpr> ValueError: invalid literal for int() with base 10: '\n'
– don bright
Jun 28 at 1:10
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Stop all active ajax requests in jQuery
...ajax call in function how can I abort it ?
– Kalariya_M
Oct 28 '17 at 5:13
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Getting the first character of a string with $str[0]
...ng multibyte encodings (such as UTF-8). If you want to support that, use mb_substr(). Arguably, you should always assume multibyte input these days, so this is the best option, but it will be slightly slower.
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Invert “if” statement to reduce nesting
... clearer. For example:
double getPayAmount() {
double result;
if (_isDead) result = deadAmount();
else {
if (_isSeparated) result = separatedAmount();
else {
if (_isRetired) result = retiredAmount();
else result = normalPayAmount();
};
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