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Check if $_POST exists

...sts and if it does, print it inside another string, if not, don't print at all. 14 Answers ...
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MySQL DROP all tables, ignoring foreign keys

Is there a nice easy way to drop all tables from a MySQL database, ignoring any foreign key constraints that may be in there? ...
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Difference between exit(0) and exit(1) in Python

... code means a successful exit. This is useful for other programs, shell, caller etc. to know what happened with your program and proceed accordingly. share | improve this answer | ...
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What is the purpose of Flask's context stacks?

...backend". In other words, the Flask(...) application constructor has been called twice, creating two instances of a Flask application. Contexts When you are working with Flask, you often end up using global variables to access various functionality. For example, you probably have code that reads.....
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What is the most efficient way to store tags in a database?

... Actually I believe de-normalising the tags table might be a better way forward, depending on scale. This way, the tags table simply has tagid, itemid, tagname. You'll get duplicate tagnames, but it makes adding/removing/editing...
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When would I need a SecureString in .NET?

...-securestring . We should remove encryption from SecureString across all platforms in .NET Core - We should obsolete SecureString - We probably shouldn't expose SecureString in .NET Core share | ...
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Why is Python running my module when I import it, and how do I stop it?

...program I'm building that can be run in either of 2 ways: the first is to call "python main.py" which prompts the user for input in a friendly manner and then runs the user input through the program. The other way is to call "python batch.py -file- " which will pass over all the friendly input gat...
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?

...a, or the contents of the iPhone Simulator directory, to get things to actually execute from my code. Clean in Xcode doesn't do the same as emptying those directories, right? And if not, is there an easier way to do it than lugging Finder around to get to them, and clearing them? ...
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Naming convention - underscore in C++ and C# variables

... in a class field. What does the underscore mean? Is there a reference for all these special naming conventions? 19 Answers...
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How do I get list of methods in a Python class?

... Will this produce a list of all methods in the class (including ones that are inherited from other classes), or will it only list the methods that are explicitly defined in that class? – Anderson Green Mar 10 '13 a...