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Abort makefile if variable not set
How could I abort a make/makefile execution based on a makefile's variable not being set/valued?
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Difference between Pragma and Cache-Control headers?
I read about Pragma header on Wikipedia which says:
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MySQL WHERE: how to write “!=” or “not equals”?
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How to generate all permutations of a list?
How do you generate all the permutations of a list in Python, independently of the type of elements in that list?
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Exploitable PHP functions
I'm trying to build a list of functions that can be used for arbitrary code execution. The purpose isn't to list functions that should be blacklisted or otherwise disallowed. Rather, I'd like to have a grep -able list of red-flag keywords handy when searching a compromised server for back-doors.
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Android equivalent of NSUserDefaults in iOS
I'd like to save some simple data. On the iPhone, I can do it with NSUserDefaults in Objective-C.
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How to get name of exception that was caught in Python?
How can I get the name of an exception that was raised in Python?
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Check if an array contains any element of another array in JavaScript
I have a target array ["apple","banana","orange"] , and I want to check if other arrays contain any one of the target array elements.
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vs
What is the difference between stdint.h and cstdint ?
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In PHP, how do you change the key of an array element?
I have an associative array in the form key => value where key is a numerical value, however it is not a sequential numerical value. The key is actually an ID number and the value is a count. This is fine for most instances, however I want a function that gets the human-readable name of the arr...