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【精心整理】【实用】visual C++中最常用的类与API函数 - C/C++ - 清泛网 -...
...旋转控件Spin的控制类
CStatusBar类：状态栏窗口的基类
CString类：处理字符串
CStringList类：支持CString对象的列表
CWinApp类：派生的程序对象的基类
CWnd类：提供所有窗口类的基本函数
API函数
CArchive类：用于二进...
New line in JavaScript alert box
...pecial char like \n \t etc... in js alert box
for exemple in php script:
$string = 'Hello everybody \n this is an alert box';
echo "<script>alert(\"$string\")</script>";
But a second possible problem arrives when you want to display a string specified in double quoted.
see link text...
Select datatype of the field in postgres
...QL allows you to have the same table name (even an identical table) in multiple schemas. The robust way to write that WHERE clause considers that possibility: where table_catalog = ? and table_schema = ? and table_name = ?; But this information_schema view doesn't consider that the DDL might have us...
What is the theoretical maximum number of open TCP connections that a modern Linux box can have
...ed, but that is per client per server port, and needs clarifying.
Each TCP/IP packet has basically four fields for addressing. These are:
source_ip source_port destination_ip destination_port
< client > < server >
Inside the TCP stack, these four fields a...
Python's “in” set operator
...
This is not a very good test since string constants are often interned (try a = 'a'; b = 'a'; a is b). I tried it with a = (1, 2, 3); b = (1, 2, 3); a == b; hash(a) == hash(b); a is b; a in set([b]) instead.
– Philipp
Jan...
Fastest way to iterate over all the chars in a String
In Java, what would the fastest way to iterate over all the chars in a String, this:
8 Answers
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What is the difference between an Azure Web Site and an Azure Web Role
... servers other users' sites. You can scale your site up and down (at some extra charge) to make it more elastic as your resource needs shift.
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How do I see active SQL Server connections?
...or loginame - is that an artifact from when column names were limited to 8 chars? lol
– nothingisnecessary
Sep 12 '14 at 23:09
14
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How can I convert comma separated string into a List
This doesn't work cause the split method returns a string[]
11 Answers
11
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How to use the C socket API in C++ on z/OS
...socklen_t sock_len;
private struct sockaddr_in server_addr;
public char *server_ip;
public unsigned short server_port;
};
Then have methods for opening, closing, and sending packets down the socket.
For example, the open call might look something like this:
int my_socket_connect()
{
...