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UDP vs TCP, how much faster is it? [closed]
...dges a set of packets, calculated by using the TCP window size and round-trip time (RTT).
For more information, I recommend the simple, but very comprehensible Skullbox explanation (TCP vs. UDP)
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Cookies vs. sessions
...omes invalid. If it was all based on cookies, a user (or hacker) could manipulate their cookie data and then play requests to your site.
Edit: I don't think there is any advantage to using cookies, other than simplicity. Look at it this way... Does the user have any reason to know their ID#? Ty...
Master-master vs master-slave database architecture?
... this is that it is very hard to preserve absolute consistency. See the wikipedia article for more.
Wikipedia seems to have a nice summary of the advantages and disadvantages
Advantages
If one master fails, other masters will continue to update the
database.
Masters can be located ...
403 Forbidden vs 401 Unauthorized HTTP responses
...as. I typically use this status code for resources that are locked down by IP address ranges or files in my webroot that I don't want direct access to (i.e. a script must serve them).
– Kyle
May 9 '13 at 13:20
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STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...收的类型的转换
定位错误
定位到第一个错误行的代码位置：f:\vs2008\vc\include\functional(143) :143行代码：
// TEMPLATE STRUCT less
emplate<class _Ty>
struct less
: public binary_function<_Ty, _Ty, bool>
{ // functor for operator<
bool operator()(const _Ty...
What's the difference between streams and datagrams in network programming?
...datagram socket when order is less important than timely delivery (think VoIP or game protocols), when you don't want the higher overhead of a stream (this is why DNS is primarily a datagram protocol, so that servers can respond to many, many requests at once very quickly), or when you don't care to...
Using Custom Domains With IIS Express
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You could also use a URL like http://jam.127.0.0.1.xip.io/ if you don't want modify your hosts file. Plus, any collaborators won't need to modify theirs. See xip.io.
– Zack Martin
Aug 11 '16 at 16:12
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RadioButton单选按钮扩展集合 · App Inventor 2 中文网
...fffff" //背景颜色}); App Inventor 2 中文网 MIT同步更新的中文本土化 积木式在线App开发平台！ © 2023 - document.write(new Date().getFullYear()); 跟着学（上海）教育科技有限公司 版权所有，未经书面许可，不...
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
...多种与线程语言相关的资源，重新启动软件一种叫快捷的更新语言环境的方法。
例：通过菜单来进行语言切换，切换语言后重启软件。
(1) 为程序添加中英文菜单选项ID_LANGUAGE_SWITCH，并为该菜单添加消息响应函数，其中，m_bR...
[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...是 const wchar_t* (Unicode)或const char* (ANSI)，系统编译器将会自动对其进行转换。
方法三，使用CString::GetBuffer。例如：
CString s(_T("This is a test "));
LPTSTR p = s.GetBuffer();
// 在这里添加使用p的代码
if(p != NULL) *p = _T('/0');
s.ReleaseBuffer(...