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Error Code: 2013. Lost connection to MySQL server during query
...rror when I tried to add an index to a table using MySQL Workbench.
I noticed also that it appears whenever I run long query.
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C++STL容器使用经验总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...格的弱序化”（strict weak ordering）。
第22条：切勿直接修改set或multiset中的键。
如果你不关心可移植性，而你想改变set或multiset中元素的值，并且你的STL实现（有的STL实现中，比如set<T>:: iterator 的operator*总是返回const T&，就不...
Python base64 data decode
I have the following piece of base64 encoded data, and I want to use python base64 module to extract information from it. It seems that module does not work. Can anyone tell me how?
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What integer hash function are good that accepts an integer hash key?
What integer hash function are good that accepts an integer hash key?
11 Answers
11
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How do I view all commits for a specific day?
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Nice. However, that command will omit commits between 23:59 and 00:00 the next day, therefore git log --after="2013-11-12 00:00" --before="2013-11-13 00:00" is better. I believe gitk --since="2013-11-12 00:00" --until="2013-11-...
App Inventor 2 Encrypt.Security 安全性扩展：MD5哈希，SHA/AES/RSA/BASE6...
...方法的属性。它必须是包含32个字符的字符串。.aix 拓展下载：
https://www.fun123.cn/reference/ ... urityExtension.html
Win32 创建控件风格不是Win XP的解决方案 - C/C++ - 清泛网 - 专注C/C++及内核技术
...这句话，直接把这个.manifest文件加入到工程中就行了。
修改过后的界面如下：
上面这种方法是用manifest来设定引入的comctl32的版本，但注意上面的manifest，里面指定了这个comctl32的平台：processorArchitecture="x86"，如果这个应用...
快速开发CSS的利器LESS 系列教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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打开：https://github.com/danro/LESS-sublime 将less文件的压缩包下载下来。将文件解压之后，放置于sublime的data中的packages文件夹中。
html文件能够解析less文件的设置
从http://lesscss.org下载less.js，并将less.js文件引入html页面中。
注意：
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C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...太多了，这里对常用的几种做一个总结，附demo。1、Markup 下载：
特点：C++编写的，一个.h，一个.cpp，绿色小巧，直接加入工程源码编译，只支持MFC。
<?xml version="1.0" encoding="utf-8"?>
<root>
<update ver="1.2.0" pkg="setup.exe" force="1"/>
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Git submodule head 'reference is not a tree' error
...ry does contain a commit you want to use (unlike the commit that is referenced from current state of the super-project), there are two ways to do it.
The first requires you to already know the commit from the submodule that you want to use. It works from the “inside, out” by directly adjusting ...