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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...on);
}
void CClientDlg::OnBnClickedConnect()
{
UpdateData(TRUE);
DWORD ip;
m_ip.GetAddress(ip);
//初始化套接字DLL
WSADATA wsa;
if(WSAStartup(MAKEWORD(2,2),&wsa)!=0){
MessageBox("套接字初始化失败!");
return;
}
//创建套接字
if((sock=socket(AF_INET,SOCK_S...
How to resolve symbolic links in a shell script
...lly exists; plus, you must cd to it first, before calling pwd -P. In other words: it won't allow you to resolve (see the target of) symlinks to files or of broken symlinks, and for resolving existing-directory symlinks you have to do additional work (restore the previous working dir or localize the ...
Are there any free Xml Diff/Merge tools available? [closed]
...oject::Merge shows that complete para was changed, it does not do in-depth word analysis.
– dma_k
Aug 23 '11 at 9:28
Y...
What does 'low in coupling and high in cohesion' mean
...ontribute to a single well-defined task of the module.
Coupling in simple words, is how much one component (again, imagine a class, although not necessarily) knows about the inner workings or inner elements of another one, i.e. how much knowledge it has of the other component.
Loose coupling is a ...
Can someone explain the dollar sign in Javascript?
...
In other words, $ is comparable to any acceptable symbol in variable/function names. Doing var $=function(){} is very same as doing var a=function(){}.
– F-3000
Dec 7 '13 at 12:32
...
How to drop all user tables?
... +1 @ceving also need in case your table name is a reserved word. Also, I'd add PURGE on the end of the DROP statement.
– Иван Грозный
Oct 10 '12 at 14:16
...
Visual Studio 2010 - recommended extensions [closed]
...ools for VS2010 adds IntelliSense and Syntax Coloring to T4 Text Templates
Word Wrap with Auto-Indent
Indentation Matcher Extension
Structure Adornment
BlockTagger
BlockTaggerImpl
SettingsStore
SettingsStoreImpl
Source Outliner - not available on this link.
Triple Click - Makes triple click s...
Is the SQL WHERE clause short-circuit evaluated?
...0 is that it still evaluates @key = t.Key even when @key is null. In other words, it does not do efficient short circuiting when evaluating the WHERE clause.
I've seen people recommending a structure like your example as a way of doing a flexible query where the user can enter or not enter various ...
DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
...: /path/to/my/project/, create a setup.cfg file in there and put the magic words inside:
[install]
prefix=
OK, now you sould be able to run pip's commands for that folder:
pip install package -t /path/to/my/project/
This command will run gracefully for that folder only. Just copy setup...
Override valueof() and toString() in Java enum
The values in my enum are words that need to have spaces in them, but enums can't have spaces in their values so it's all bunched up. I want to override toString() to add these spaces where I tell it to.
...