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Redirecting stdout to “nothing” in python
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Cross-platform:
import os
import sys
f = open(os.devnull, 'w')
sys.stdout = f
On Windows:
f = open('nul', 'w')
sys.stdout = f
On Linux:
f = open('/dev/null', 'w')
sys.stdout = f
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Getting MAC Address
I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
What is the meaning of single and double underscore before an object name?
...n someone please explain the exact meaning of having leading underscores before an object's name in Python, and the difference between both?
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What is the purpose of the single underscore “_” variable in Python?
What is the meaning of _ after for in this code?
5 Answers
5
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C++11 reverse range-based for-loop
...of iterators so I can iterate over a container in reverse with range-based for-loop?
8 Answers
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Using module 'subprocess' with timeout
...rocess timeout support exists in the subprocess32 backport that I maintain for use on Python 2. pypi.python.org/pypi/subprocess32
– gps
Dec 9 '12 at 4:07
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JavaScript Regular Expression Email Validation [duplicate]
...sses on the client-side. Your regular expression is way too simple to pass for a solid implementation anyway.
See the real thing here: http://www.ex-parrot.com/~pdw/Mail-RFC822-Address.html
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How to convert an image to base64 encoding?
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It depends on what you need the image for. If it's as an inline URL, this is the way to go. It's not identical with mere base64 encoding though.
– Pekka
Jul 31 '13 at 13:21
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How to easily map c++ enums to strings
...ly. (No point in copying your string literals to std::strings in the map)
For extra syntactic sugar, here's how to write a map_init class. The goal is to allow
std::map<MyEnum, const char*> MyMap;
map_init(MyMap)
(eValue1, "A")
(eValue2, "B")
(eValue3, "C")
;
The function templ...
How to print an exception in Python?
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For Python 2.6 and later and Python 3.x:
except Exception as e: print(e)
For Python 2.5 and earlier, use:
except Exception,e: print str(e)
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