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What exactly do “u” and “r” string flags do, and what are raw string literals?
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There's not really any "raw string"; there are raw string literals, which are exactly the string...
Use rvmrc or ruby-version file to set a project gemset with RVM?
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If your .rvmrc file contains custom shell code, continue using .rvmrc as it allows you to includ...
CALayer with transparent hole in it
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I was able to solve this with Jon Steinmetz suggestion. If any one cares, here's the final sol...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
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How to build jars from IntelliJ properly?
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Programmer Puzzle: Encoding a chess board state throughout a game
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Round to 5 (or other number) in Python
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I don't know of a standard function in Python, but this works for me:
Python 2
def myround(x, ...
surface plots in matplotlib
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For surfaces it's a bit different than a list of 3-tuples, you should pass in a grid for the do...
How do I find where an exception was thrown in C++?
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Here's some info that may be of use in debugging your problem
If an exception is uncaught, the s...