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Best way to check if a URL is valid

...mal text. The function or solution, that I'm looking for, should recognize all links formats including the ones with GET parameters. ...
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How to run functions in parallel?

...find an answer to my question. I am trying to run multiple functions in parallel in Python. 6 Answers ...
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Test if lists share any items in python

... Short answer: use not set(a).isdisjoint(b), it's generally the fastest. There are four common ways to test if two lists a and b share any items. The first option is to convert both to sets and check their intersection, as such: bool(set(a) & set(b)) Because sets are stor...
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What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?

... = "function-name"; appeared, where function-name is the name of the lexically-enclosing function. This name is the unadorned name of the function. Note that it is not a macro and it has no special meaning during preprocessing. __func__ was added to C++ in C++11, where it is specified as containi...
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How do I copy items from list to list without foreach?

... It works with all types, as long as lstStudentClass is an IEnumerable<StudentClass>, it will work. If you experience otherwise you need to provide more information. – Lasse V. Karlsen Apr 3 '15 ...
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Make a borderless form movable?

... This article on CodeProject details a technique. Is basically boils down to: public const int WM_NCLBUTTONDOWN = 0xA1; public const int HT_CAPTION = 0x2; [System.Runtime.InteropServices.DllImport("user32.dll")] public static extern int SendMessage(IntPtr hWnd, int Msg, int wParam...
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Preferred way to create a Scala list

...do so with a tail-recursive function, foldLeft, or something else is not really relevant. If you get the elements in the same order you use them, then a ListBuffer is most likely a preferable choice, if performance is critical. But, if you are not on a critical path and the input is low enough, yo...
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How do you properly determine the current script directory in Python?

...ing to get. It's unusual to be executing a script with exec/execfile; normally you should be using the module infrastructure to load scripts. If you must use these methods, I suggest setting __file__ in the globals you pass to the script so it can read that filename. There's no other way to get th...
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How to flush output of print function?

...e) On Python 2 you'll have to do import sys sys.stdout.flush() after calling print. By default, print prints to sys.stdout (see the documentation for more about file objects). share | improve t...
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How to find out if you're using HTTPS without $_SERVER['HTTPS']

...PHP as a Fast-CGI application). Also, Apache 1.x servers (and broken installations) might not have $_SERVER['HTTPS'] defined even if connecting securely. Although not guaranteed, connections on port 443 are, by convention, likely using secure sockets, hence the additional port check. Additional n...