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Python Sets vs Lists
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236
It depends on what you are intending to do with it.
Sets are significantly faster when it com...
CFBundleVersion in the Info.plist Upload Error
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210
There's at least 1 known bug in Apple's upload server that they've not fixed for more than 12 ...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...opy过去编译和调试，我把代码列在下面：
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#include <stdio.h>
struct str{
int len;
char s[0];
};
struct foo {
struct str *a;
};
int main(int argc, char...
What regular expression will match valid international phone numbers?
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23 Answers
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Active
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Multi-line commands in GHCi
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answered Dec 9 '11 at 8:52
Nicolas WuNicolas Wu
4,26722 gold badges2222 silver badges3232 bronze badges
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Version number comparison in Python
... then compare the lists of numbers.
import re
def mycmp(version1, version2):
def normalize(v):
return [int(x) for x in re.sub(r'(\.0+)*$','', v).split(".")]
return cmp(normalize(version1), normalize(version2))
This is the same approach as Pär Wieslander, but a bit more compact:
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Which characters need to be escaped when using Bash?
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291
There are two easy and safe rules which work not only in sh but also bash.
1. Put the whole s...
How to get number of entries in a Lua table?
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132
You already have the solution in the question -- the only way is to iterate the whole table with...
Why does the C preprocessor interpret the word “linux” as the constant “1”?
...took advantage of the predefined unix macro:
main() { printf(&unix["\021%six\012\0"],(unix)["have"]+"fun"-0x60);}
It prints "unix", but for reasons that have absolutely nothing to do with the spelling of the macro name.
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How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
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382
Place the following code in config/initializers/quiet_assets.rb
if Rails.env.development?
Rai...