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Test whether string is a valid integer
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edited Sep 19 '16 at 15:23
Ian
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answered Fe...
Get loop count inside a Python FOR loop
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edited Jun 21 '18 at 5:09
answered Jul 1 '10 at 23:02
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What does -> mean in Python function definitions?
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421
It's a function annotation.
In more detail, Python 2.x has docstrings, which allow you to atta...
How to implement a queue with three stacks?
...a.edu/webs/people/okasaki/jfp95.ps and it seems that he actually uses only 2 stacks for the O(1) version that has lazy evaluation. The problem is that it's really based on lazy evaluation. The question is if it can be translated to a 3-stack algorithm without lazy evaluation.
UPDATE: Another relate...
Printing HashMap In Java
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Ken ChanKen Chan
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How can I make an entire HTML form “readonly”?
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12 Answers
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setting an environment variable in virtualenv
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Update
As of 17th May 2017 the README of autoenv states that direnv is probably the better option and implies autoenv is no longer maintained.
Old answer
I wrote autoenv to do exactly this:
https://github.com/kennethreitz/autoenv
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How to round the corners of a button
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edited Sep 2 at 21:47
halfer
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Declaring variables inside loops, good practice or bad practice?
... Here, retainValue is still valid; tmpValue no longer */
}
For question #2:
The variable is allocated once, when the function is called. In fact, from an allocation perspective, it is (nearly) the same as declaring the variable at the beginning of the function. The only difference is the scope: th...