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Are there any standard exit status codes in Linux?
...tus 2 when called incorrectly (unknown options, wrong number of arguments, etc.) For example, diff -N, grep -Y or diff a b c will all result in $? being set to 2. This is and has been the practice since the early days of Unix in the 1970s.
The accepted answer explains what happens when a command i...
How to have stored properties in Swift, the same way I had on Objective-C?
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Ok what to do if I want to store Int, Bool and etc?
– Vyachaslav Gerchicov
Jun 30 '17 at 13:43
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What is the use of the ArraySegment class?
...in the .NET BeginRead() methods, String.SubString(), Encoding.GetString(), etc, etc.
It does not get much use inside the .NET Framework, except for what seems like one particular Microsoft programmer that worked on web sockets and WCF liking it. Which is probably the proper guidance, if you like...
Regular expression to match URLs in Java
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@indivisible luckily, Android is open source and you can fetch the code from github.com/android/platform_frameworks_base/blob/master/core/… :)
– EpicPandaForce
Jan 14 '15 at 17:32
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Python - When to use file vs open
...classes in the io library (somewhat similar to Java with buffered readers, etc.)
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Why does Pycharm's inspector complain about “d = {}”?
...d starting with d = { 'aaa': f1(something) } then d = f2(d) then d = f3(d) etc... Or alternatively d['bbb'] = f2(d), d['ccc'] = f3(d) ...?
– mac
Aug 10 '16 at 21:15
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How to add texture to fill colors in ggplot2
...res I mean things like diagonal bars, reverse diagonal bars, dot patterns, etc that would differentiate fill colors when printed in black and white.
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How do you prevent IDisposable from spreading to all your classes?
... IDisposable have to dispose these, so they have to be disposable as well, etc. The only way to avoid it is to:
avoid using IDisposable classes where possible, lock or wait for events in single places, keep expensive resources in single place, etc
create them only when you need them and dispose th...
Why is the String class declared final in Java?
...our whole environment (sandbox) through reflection and secretKey.intern().getClass().getClassLoader().
Or the JVM could block this hole by making sure that only concrete String objects (and no subclasses) were added to the pool.
If equals was implemented such that SafeString != String then SafeStr...
AngularJS best practices for module declaration?
...ep1){
//..
}])
// appending another service/controller/filter etc to the same module-call inside the same file
.service('myservice', ['dep2', function(dep2){
//...
}]);
// you can of course use angular.module('mymod') here as well
angular.module('mymod').controller('a...