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BSS段、数据段、代码段、堆与栈 剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术

...栈上分配空间。.bss 是不占用.exe 文件空间的,其内容由操作系统初始化(清零);而.data 却需要占用,其内容由程序初始化,因此造成了上述情况。 【例二】 编译如下程序(test.cpp): #include <stdio.h> #define LEN 1002000 int in...
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重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...

...使软件的性能优化更容易。除了对性能有严格要求的实时系统,其他任何情况下”编写快速软件“的秘密就是:首先写出可调的软件,然后调整它以求获得足够速度。 这段摘自书中的言语多少有些暧昧。其实再大胆一些说,...
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Test if something is not undefined in JavaScript

...defined", instead of a useful message about an "un-caught exception @ line 123 of file xyz.js". Eventually a second developer will probably comment out the console.log() statement, making it more difficult for a 3rd developer to come in and fix a bug happening deep within doSomething(). ...
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思维导图在快速阅读或是其它学习工作中的作用 - 创意 - 清泛网 - 专注C/C++...

...键知识点之间的连接线会引导您进行积极主动思考。快速系统的整合知识,可以为您的知识融会贯通创造了极其有利的条件。发展创造性思维和创新能力。发散思维是创新思维的核心。画思维导图的方法恰恰是发散思维的具体化...
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站长投放广告绝对不做的事:Google Adsense和百度联盟广告违规分析 - 更多技...

...是非常不利的。 文章出自:免费资源部落 http://www.freehao123.com/ 站长 广告 联盟 违规分析
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JavaScript validation for empty input field

... 123 &lt;script type="text/javascript"&gt; function validateForm() { var a = document.f...
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网

... 隐私策略和使用条款 技术支持 service@fun123.cn
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Python's most efficient way to choose longest string in list?

...the Python documentation itself, you can use max: &gt;&gt;&gt; mylist = ['123','123456','1234'] &gt;&gt;&gt; print max(mylist, key=len) 123456 share | improve this answer | ...
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How to remove leading zeros using C#

... This is the code you need: string strInput = "0001234"; strInput = strInput.TrimStart('0'); share | improve this answer | follow | ...
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Remove file extension from a file name string

... String.LastIndexOf would work. string fileName= "abc.123.txt"; int fileExtPos = fileName.LastIndexOf("."); if (fileExtPos &gt;= 0 ) fileName= fileName.Substring(0, fileExtPos); share | ...