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What is the “Execute Around” idiom?
What is this "Execute Around" idiom (or similar) I've been hearing about?
Why might I use it, and why might I not want to use it?
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What does `m_` variable prefix mean?
I often see m_ prefix used for variables ( m_World , m_Sprites ,...) in tutorials, examples and other code mainly related to game development.
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Non-alphanumeric list order from os.listdir()
...however you want. Based on what you describe,
sorted(os.listdir(whatever_directory))
Alternatively, you can use the .sort method of a list:
lst = os.listdir(whatever_directory)
lst.sort()
I think should do the trick.
Note that the order that os.listdir gets the filenames is probably complet...
how to get the last character of a string?
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answered Oct 7 '10 at 18:32
Christian C. SalvadóChristian C. Salvadó
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HAProxy redirecting http to https (ssl)
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answered Nov 5 '12 at 8:32
Matthew BrownMatthew Brown
90833 gold badges1010 silver badges2424 bronze badges
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Can't find the 'libpq-fe.h header when trying to install pg gem
...include/"
– brookr
Jul 31 '14 at 19:32
1
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How to create a string with format?
I need to create a string with format which can convert int, long, double etc. types into string. Using Obj-C, I can do it via below way.
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Pandoc markdown page break
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tarlebtarleb
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8
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Python argparse: Make at least one argument required
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args = vars(parser.parse_args())
if not any(args.values()):
parser.error('No arguments provided.')
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Python division
...t:
>>> float(10 - 20) / (100 - 10)
-0.1111111111111111
or from __future__ import division, which the forces / to adopt Python 3.x's behavior that always returns a float.
>>> from __future__ import division
>>> (10 - 20) / (100 - 10)
-0.1111111111111111
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