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How to add an integer to each element in a list?
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This talk explains it: Facts and Myths about Python Names and Values: nedbatchelder.com/text/names1.html
– Ned Batchelder
Dec 2 '16 at 13:36
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return, return None, and no return at all?
... code will probably need to handle both types of return values).
Often in Python, functions which return None are used like void functions in C -- Their purpose is generally to operate on the input arguments in place (unless you're using global data (shudders)). Returning None usually makes it mor...
Get difference between two lists
I have two lists in Python, like these:
27 Answers
27
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Convert pem key to ssh-rsa format
...etc/redhat-release ; uname -a ; openssl version
CentOS release 6.5 (Final)
Linux test1.example.local 2.6.32-431.el6.x86_64 #1 SMP Fri Nov 22 03:15:09 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
OpenSSL 1.0.1e-fips 11 Feb 2013
References:
Sysmic.org Convert keys betweens GnuPG, OpenSsh and OpenSSL
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Extract part of a regex match
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Use ( ) in regexp and group(1) in python to retrieve the captured string (re.search will return None if it doesn't find the result, so don't use group() directly):
title_search = re.search('<title>(.*)</title>', html, re.IGNORECASE)
if title_sea...
Formatting floats without trailing zeros
... @alexanderlukanin13 because the default precision is 6, see docs.python.org/2/library/string.html: 'f' Fixed point. Displays the number as a fixed-point number. The default precision is 6. You would have to use '%0.7f' in the above solution.
– derenio
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How to frame two for loops in list comprehension python
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Convert absolute path into relative path given a current directory using Bash
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$ python -c "import os.path; print os.path.relpath('/foo/bar', '/foo/baz/foo')"
gives:
../../bar
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Importing variables from another file?
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I tried to do it, but it seems like python can't find the file1, because I'm getting this error: ImportError: No module named file1
– Hilder Vitor Lima Pereira
May 29 '15 at 23:52
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Calculate RSA key fingerprint
...A key fingerprint. I originally followed a guide to generate an SSH key on Linux.
14 Answers
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