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OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...easy_list_for_each_entry_safe：
#define easy_list_for_each_entry_safe(pos, n, head, member) \
for (pos = easy_list_entry((head)->next, typeof(*pos), member), \
n = easy_list_e...
Django - How to rename a model field using South?
...ld, right?
– Jonathan
Jul 13 '10 at 11:20
23
IMPORTANT NOTE: if you're going to use this, make su...
30岁之后，程序员该向什么方向发展？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...，前端越来越难，新技术新工具新框架层出不穷。今天AngularJS还很热门，明天就出来个React。所谓再不学习就老了，活到老学到老，只要保持足够的热情，足够的兴趣，学习学习再学习，你就永远不会落伍，而且你还有这么多经...
How to do a regular expression replace in MySQL?
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Community♦
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answered Apr 19 '18 at 16:07
Lukasz SzozdaLukasz Szozda
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Is there a bash command which counts files?
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DanielDaniel
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Removing transforms in SVG files
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answered Nov 11 '12 at 16:29
methodofactionmethodofaction
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How to get the client IP address in PHP [duplicate]
...Emil VikströmEmil Vikström
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How do I get the current date in JavaScript?
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answered Feb 8 '11 at 4:42
Samuel MeddowsSamuel Meddows
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Undo a Git merge that hasn't been pushed yet
...sed for this)
– John Bachir
Jan 14 '11 at 18:12
6
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How do I modify fields inside the new PostgreSQL JSON datatype?
With postgresql 9.3 I can SELECT specific fields of a JSON data type, but how do you modify them using UPDATE? I can't find any examples of this in the postgresql documentation, or anywhere online. I have tried the obvious:
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