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Which timestamp type should I choose in a PostgreSQL database?
...;
now
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2011-05-27 15:47:58.138995-07
(1 row)
test=> SELECT NOW() AT TIME ZONE 'UTC';
timezone
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2011-05-27 22:48:02.235541
(1 row)
Note that AT TIME ZONE 'UTC' strips time zone info and ...
How to efficiently compare two unordered lists (not sets) in Python?
...s wrong with your benchmarking. For 100 ints with 5 repeats each, I get: 127 usec for sorted and 42 for Counter (about 3x faster). At 1,000 ints with 5 repeats, Counter is 4x faster. python3.6 -m timeit -s 'from collections import Counter' -s 'from random import shuffle' -s 't=list(range(100)) ...
Python vs Bash - In which kind of tasks each one outruns the other performance-wise? [closed]
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community wiki
3 revsRoger Pate
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PHP: How to remove all non printable characters in a string?
I imagine I need to remove chars 0-31 and 127,
17 Answers
17
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Why doesn't Git ignore my specified file?
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answered Aug 14 '11 at 0:27
MescalitoMescalito
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Mixin vs inheritance
What is the difference between a mixin and inheritance?
8 Answers
8
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When should I use uuid.uuid1() vs. uuid.uuid4() in python?
I understand the differences between the two from the docs.
6 Answers
6
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Go to Matching Brace in Visual Studio?
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27 Answers
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__attribute__ - C/C++ - 清泛网 - 专注C/C++及内核技术
...之前。
函数属性（Function Attribute）
函数属性可以帮助开发者把一些特性添加到函数声明中，从而可以使编译器在错误检查方面的功能更强大。__attribute__机制也很容易同非GNU应用程序做到兼容之功效。
GNU CC需要使用 –Wall...
Pickle or json?
...else, though.
– nurettin
Feb 4 at 7:27
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