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what is the right way to treat Python argparse.Namespace() as a dictionary?
...I just updated the 3.3 and 3.3 docs. It will be visible tomorrow. Thanks for pointing it out.
– Raymond Hettinger
Jun 2 '13 at 17:37
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sho...
Input from the keyboard in command line application
I am attempting to get the keyboard input for a command line app for the new Apple programming language Swift.
19 Answers
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Rename all files in directory from $filename_h to $filename_half?
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Just use bash, no need to call external commands.
for file in *_h.png
do
mv "$file" "${file/_h.png/_half.png}"
done
Do not add #!/bin/sh
For those that need that one-liner:
for file in *.png; do mv "$file" "${file/_h.png/_half.png}"; done
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Can I use a binary literal in C or C++?
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You can use BOOST_BINARY while waiting for C++0x. :) BOOST_BINARY arguably has an advantage over template implementation insofar as it can be used in C programs as well (it is 100% preprocessor-driven.)
To do the converse (i.e. print out a number in binary form)...
What Process is using all of my disk IO
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You're looking for iotop (assuming you've got kernel >2.6.20 and Python 2.5). Failing that, you're looking into hooking into the filesystem. I recommend the former.
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Average of 3 long integers
... number of comments are exploding below, here is the current BEST solution for both positive and negative values.
Thanks to answers and comments of Ulugbek Umirov, James S, KevinZ, Marc van Leeuwen, gnasher729 this is the current solution:
static long CalculateAverage(long x, long y, long z)
{
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Abstract methods in Python [duplicate]
...trouble in using inheritance with Python. While the concept seems too easy for me in Java yet up till now I have been unable to understand in Python which is surprising to me at least.
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Python dictionary: Get list of values for list of keys
... comprehension seems to be a good way to do this:
>>> [mydict[x] for x in mykeys]
[3, 1]
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How to keep a Python script output window open?
...ready-open terminal. Open a command prompt and type:
python myscript.py
For that to work you need the python executable in your path. Just check on how to edit environment variables on Windows, and add C:\PYTHON26 (or whatever directory you installed python to).
When the program ends, it'll drop...
How can I detect if the user is on localhost in PHP?
...t resides on? If I remember correctly, PHPMyAdmin does something like this for security reasons.
9 Answers
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