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What is “:-!!” in C code?

... follow | edited May 23 '17 at 11:55 Community♦ 111 silver badge answered Feb 10 '12 a...
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Good tutorials on XMPP? [closed]

...rence, but read tutorials geared at learning the basics more quickly. Like DirectX or Spring or CSS or anything really. – Mr. Boy Jun 22 '10 at 12:12 ...
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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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MySQL OPTIMIZE all tables?

...-databases mysqlcheck --all-databases -o mysqlcheck --all-databases --auto-repair mysqlcheck --all-databases --analyze share | improve this answer | follow | ...
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Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...api/contacts/id Delete a contact DELETE /api/contacts/id 准备工作 1. 下载并安装Mongo DB,步骤看这里。 2. Mongo DB C# driver下载可以在nuget搜索mongocsharpdriver。 3. 如果想本地察看数据库中内容,下载MongoVUE。 4. Knockoutjs下载可以在nuget搜索knockou...
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Type hinting a collection of a specified type

... follow | edited Feb 27 '18 at 20:32 Stevoisiak 13.9k1616 gold badges9191 silver badges153153 bronze badges ...
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Which is more efficient, a for-each loop, or an iterator?

...urce and check the Java Language Specification, specifically 14.14.2, "The enhanced for statement": The enhanced for statement is equivalent to a basic for statement of the form: for (I #i = Expression.iterator(); #i.hasNext(); ) { VariableModifiers(opt) Type Identifier = #i.next(); ...
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为AppInventor2开发拓展(Extension) · App Inventor 2 中文网

... 为什么需要开发拓展? 环境配置 源码下载 代码编写 拓展编译 拓展导入,测试验证 « 返回首页 为什么需要开发拓展? App Inventor 2 是积木式在线安卓开发环境,利用拖拽式的方式实现...
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Average of 3 long integers

..., plus one third of the second. Performance on 32-bit processors might be enhanced by producing three "sum" values each of which is 32 bits long, so that the final result is ((0x55555555UL * sumX)&lt;&lt;32) + 0x55555555UL * sumH + sumL/3; it might possibly be further enhanced by replacing sumL/3 w...
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Logstash实践: 分布式系统的日志监控 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...说了,我们没有日志 线上日志逐个tail+grep 编写脚本,下载某个时间范围内的全部日志到本地再搜索 tail+grep或者把日志下载下来再搜索,可以应付不多的主机和应用不多的部署场景。但对于多机多应用部署就不合适了。这里...