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How to manage local vs production settings in Django?
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edited Jul 29 '14 at 10:38
alexmuller
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Explicitly select items from a list or tuple
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154
list( myBigList[i] for i in [87, 342, 217, 998, 500] )
I compared the answers with python 2....
How exactly does __attribute__((constructor)) work?
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io_guy
1344 bronze badges
answered Jan 12 '10 at 22:52
jannebjanneb
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Redirect stdout to a file in Python?
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418
If you want to do the redirection within the Python script, setting sys.stdout to a file objec...
Python list subtraction operation
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346
Use a list comprehension:
[item for item in x if item not in y]
If you want to use the - inf...
Declaring variables inside or outside of a loop
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Mike NakisMike Nakis
44.1k77 gold badges7272 silver badges112112 bronze badges
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String concatenation in Ruby
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edited Jan 1 '16 at 20:14
scarver2
7,41922 gold badges4949 silver badges5858 bronze badges
answered De...
c++ 写日志通用类，可设置日志级别 - C/C++ - 清泛网 - 专注C/C++及内核技术
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#include <iostream>
#include <atlstr.h>
#pragma warning(disable:4996)
#define LEVEL_FATAL 0
#define LEVEL_ERROR 1
#define LEVEL_WARN 2
#define LEVEL_INFO 3
#define LEVEL_VERBOSE 4
#define LEVEL_DEBUG 5
static int nLoggerLevel = LEVEL_INFO;
void SetLoggerLevel(int nLevel);...
Replacing some characters in a string with another character
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340
echo "$string" | tr xyz _
would replace each occurrence of x, y, or z with _, giving A__BC___...