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Turn a string into a valid filename?
I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python.
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What happens to a declared, uninitialized variable in C? Does it have a value?
If in C I write:
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How can I get a count of the total number of digits in a number?
How can I get a count of the total number of digits of a number in C#? For example, the number 887979789 has 9 digits.
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How to run a hello.js file in Node.js on windows?
I am trying to run a hello world program written in javascript in a separate file named hello.js
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How can we make xkcd style graphs?
Apparently, folk have figured out how to make xkcd style graphs in Mathematica and in LaTeX . Can we do it in R? Ggplot2-ers? A geom_xkcd and/or theme_xkcd?
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Equivalent of *Nix 'which' command in PowerShell?
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What is the difference between instanceof and Class.isAssignableFrom(…)?
Which of the following is better?
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Can lambda functions be templated?
In C++11, is there a way to template a lambda function? Or is it inherently too specific to be templated?
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How to limit the maximum value of a numeric field in a Django model?
Django has various numeric fields available for use in models, e.g. DecimalField and PositiveIntegerField . Although the former can be restricted to the number of decimal places stored and the overall number of characters stored, is there any way to restrict it to storing only numbers within a ...
Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
I've been hearing a lot about the PyPy project. They claim it is 6.3 times faster than the CPython interpreter on their site .
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