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Is there a max array length limit in C++?

...se memory is full. For example, a vector<int> of a given size n typically takes multiple times as much memory as an array of type vector<char> (minus a small constant value), since int is usually bigger than char. Therefore, a vector<char> may contain more items than a vector<in...
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Setting a system environment variable from a Windows batch file?

... The XP Support Tools (which can be installed from your XP CD) come with a program called setx.exe: C:\Program Files\Support Tools>setx /? SETX: This program is used to set values in the environment of the machine or currently logged on user using one of three...
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Why have header files and .cpp files? [closed]

...dencies so that code that uses the header doesn't necessarily need to know all the details of the implementation and any other classes/headers needed only for that. This will reduce compilation times and also the amount of recompilation needed when something in the implementation changes. It's not ...
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back button callback in navigationController in iOS

...elegate if it should pop the top UINavigationItem by calling navigationBar(_:shouldPop:). UINavigationController actually implement this, but it doesn't publicly declare that it adopts UINavigationBarDelegate (why!?). To intercept this event, create a subclass of UINavigationController, declare its ...
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?

I was trying to change my default/main/startup (whatever you call it) activity by editing the androidmanifest.xml file. All i did was change the android:name property. however, this completely broke the entire app. when I try to install it fails and reads. ...
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How to dump a dict to a json file?

... you can supply all those parameters to dump(sample, file, ...) too. The extra step of writing to a string is not needed. dump internally writes in chunks. This could be more efficient than to compile a (possibly huge) string first. ...
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How to pattern match using regular expression in Scala?

...ter match { case Pattern(c) => c bound to capture group here case _ => } share | improve this answer | follow | ...
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Should I use encodeURI or encodeURIComponent for encoding URLs?

... It depends on what you are actually wanting to do. encodeURI assumes that the input is a complete URI that might have some characters which need encoding in it. encodeURIComponent will encode everything with special meaning, so you use it for components ...
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Mocking python function based on input arguments

...f side_effect is a function then whatever that function returns is what calls to the mock return. The side_effect function is called with the same arguments as the mock. This allows you to vary the return value of the call dynamically, based on the input: >>> def side_effect(value): ...
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Weird PHP error: 'Can't use function return value in write context'

... You mean if (isset($_POST['sms_code']) == TRUE ) { though incidentally you really mean if (isset($_POST['sms_code'])) { share | improve thi...