How to create a brand new git repository from an existing hg repository. This is not explained on http://hg-git.github.com/
easy_install hg-git
# Now edit your ~/.hgrc as per http://hg-git.github.com/
# Now make a bare git repository. Yes, bare.
git init --bare ~/my-git-repo # the --bare is important …For various reasons that might be explained in more retroblogging, around January 2014 I got fed up with OSX and decided to switch back to Linux. I got things more or less working on my Macbook Air. (Later, in 2016, replaced with a Macbook Pro.)
TL;DR: It's okay, and …
Django's settings.py is evil.
Why? Because in terms of security, it is a bomb waiting to go off. Typically your database settings go in there, and potentially other sensitive stuff (salts, service API keys, what have you).
By encouraging you to put a settings.py file in your project's …
Consider:
>>> ''.split()
[]
That seems okay... split an empty string on whitespace and you get an empty list, sure, why not.
Except that in every other case, if you split a string on a separator that it doesn't contain, you get a list containing the original string - even if the original …
(Updated 2018 with a more modern Python 3 tip)
I always forget how to write a class that can be used as both a decorator and a context manager. It's a handy trick, but I don't do it often enough to remember, so, here it is.
In Python 3 it's …
What's the difference between these?
>>> zipped = zip(iter1, iter2)
>>> mapped = map(None, iter1, iter2)
The answer turns out to be depend on whether iter1 and iter2 are the same length. Pretty subtle: zipped is truncated to the length of the shortest of (iter1, iter2). mapped is the same length as …