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What is the Python equivalent of static variables inside a function?
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A bit reversed, but this should work:
def foo():
foo.counter += 1
print "Counter is %d" % foo.counter
foo.counter = 0
If you want the counter initialization code at the top instead of the bottom, you can create a decorator:
def static_vars(**kwargs):
def decorate(func):
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How to manually expand a special variable (ex: ~ tilde) in bash
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15 Answers
15
Active
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What is the difference between LR, SLR, and LALR parsers?
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+100
SLR, LALR and LR parsers can all be implemented using exactly the same table-driven machinery.
Fundamentally, the parsing algorit...
jQuery UI Tabs - How to Get Currently Selected Tab Index
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71
For JQuery UI versions before 1.9: ui.index from the event is what you want.
For JQuery UI 1.9 ...
How to make an immutable object in Python?
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119
Yet another solution I just thought of: The simplest way to get the same behaviour as your or...
Getting the caller function name inside another function in Python? [duplicate]
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193
You can use the inspect module to get the info you want. Its stack method returns a list of fr...
Position of least significant bit that is set
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170
Bit Twiddling Hacks offers an excellent collection of, er, bit twiddling hacks, with performan...
`require': no such file to load — mkmf (LoadError)
I was trying to install rails on Ubuntu Natty Narwhal 11.04, using ruby1.9.1.
10 Answers
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Fast way of finding lines in one file that are not in another?
...lines in each file. I am trying to find a fast way of finding lines in file1 that are not present in file2.
11 Answers
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