大约有 650 项符合查询结果(耗时:0.0073秒) [XML]

https://www.tsingfun.com/it/cpp/1460.html 

控件重绘函数/消息OnPaint,OnDraw,OnDrawItem,DrawItem的区别 - C/C++ - 清...

...是OnPaint和Ondraw的关系,其实这个很简单,CView::OnPaint()的源码如下: void CView::OnPaint() { CPaintDC dc(this); OnPrepareDC(&dc); OnDraw(&dc) } 从代码中可以清楚的看出他们的关系。 OnPaint OnDraw OnDrawItem DrawItem ...
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Making code internal but available for unit testing from other projects

... If you're using .NET, the InternalsVisibleTo assembly attribute allows you to create "friend" assemblies. These are specific strongly named assemblies that are allowed to access internal classes and members of the other assembly. Note, this should be used with d...
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IOException: read failed, socket might closed - Bluetooth on Android 4.3

... It doesn't work on nexus 4. can you please tell how to overcome this problem. I have almost tried everything. Thanks. – Shah Feb 27 '15 at 19:45 3 ...
https://www.tsingfun.com/it/tech/1142.html 

Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...

...的保护的源文件及文件的复制,不可复制也是缺点。 2、源码是自己的,版权有保证。 缺点: 1、服务器上必须安装Office软件。 2、导出PDF文件本身是个打印过程,Excel页面格式未设置,会出现一张表格打印出多页来,阅读体...
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How do you write a migration to rename an ActiveRecord model and its table in Rails?

I'm terrible at naming and realize that there are a better set of names for my models in my Rails app. Is there any way to use a migration to rename a model and its corresponding table? ...
https://www.tsingfun.com/it/cpp/1873.html 

MFC的多国语言界面的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

...http://www.cnblogs.com/xianyunhe/archive/2011/09/02/2163842.html 8. Demo源码下载:MFC的多国语言界面的实现Demo.zip 9. 想了解内部实现原理的请参考:《基于MFC的中英文图形界面的实现》。MFC 多国语言 界面
https://www.tsingfun.com/it/cpp/653.html 

VS2005混合编译ARM汇编代码 - C/C++ - 清泛网 - 专注C/C++及内核技术

...译以后,函数名称以及变量名称没有做任何的更改,而C++源码在经过C++编译器编译以后,函数名称和变量名称都已经有过变化(可查看编译后的object文件),所以连接的时候会报错。 解决的办法有下列几种: 方法一 将汇编...
https://www.tsingfun.com/it/tech/1087.html 

Http长连接200万尝试及调优 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...法登陆了。尝试几次,发现最大只能设置到100万。在查过源码后,才知道,原来在2.6.25内核之前有个宏定义,定义了这个值的最大值,为1024*1024,正好是100万,而在2.6.25内核及其之后,这个值是可以通过/proc/sys/fs/nr_open来设置。...
https://www.tsingfun.com/it/cpp/614.html 

浅析为什么char类型的范围是 -128~+127 - C/C++ - 清泛网 - 专注C/C++及内核技术

...负数的反码是原码除了符号位,其余为都取反,因此-1 的源码为 1 0000001 ,反码为 1 1111110, 现在再用反码来计算 1+(-1) 0000 0001 + 1111 1110 ———————— 1111 1111 …………再转化为原码就是 1000 0000 = -0 ,虽然...
https://www.tsingfun.com/it/tech/1390.html 

程序员之网络安全系列(三):数据加密之对称加密算法 - 更多技术 - 清泛网...

...8B4QCotyZkKf091WElCwG659QiVVw0= Decrypeted: I Love You, Li Li .NET 源码: using System; using System.Security.Cryptography; using System.IO; using System.Text; namespace AES { class MainClass { public static void Main (string[] args) { string password = "Don't beli...