大约有 2,800 项符合查询结果（耗时：0.0251秒） [XML]
Why can't C compilers rearrange struct members to eliminate alignment padding? [duplicate]
...
There are multiple reasons why the C compiler cannot automatically reorder the fields:
The C compiler doesn't know whether the struct represents the memory structure of objects beyond the current compilation unit (for example: a foreign ...
Access mysql remote database from command line
...below command:
mysql -u {username} -p'{password}' \
-h {remote server ip or name} -P {port} \
-D {DB name}
For example
mysql -u root -p'root' \
-h 127.0.0.1 -P 3306 \
-D local
no space after -p as specified in the documentation
It will take you to the mysql console dir...
How to convert an IPv4 address into a integer in C#?
I'm looking for a function that will convert a standard IPv4 address into an Integer. Bonus points available for a function that will do the opposite.
...
java.net.ConnectException: localhost/127.0.0.1:8080 - Connection refused
...ly i am doing the same thing. Can u explain in detail. Where to change the ip address to 10.0.2.2. This is the folder i am trying to access from xampp server localhost:8080/aero
– pradeep
Mar 31 '11 at 5:56
...
C++中智能指针的设计和使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...可以访问U_Ptr的成员
class U_Ptr
{
friend class HasPtr;
int *ip;
size_t use;
U_Ptr(int *p) : ip(p) , use(1)
{
cout << "U_ptr constructor called !" << endl;
}
~U_Ptr()
{
delete ip;
cout << "U_ptr distructor called !" << endl;
}
};
HasPtr类需要一个析...
How can I do DNS lookups in Python, including referring to /etc/hosts?
...y sure if you want to do DNS lookups yourself or if you just want a host's ip. In case you want the latter,
import socket
print(socket.gethostbyname('localhost')) # result from hosts file
print(socket.gethostbyname('google.com')) # your os sends out a dns query
...
Max length for client ip address [duplicate]
...uld you recommend as the maximum size for a database column storing client ip addresses? I have it set to 16 right now, but could I get an ip address that is longer than that with IPv6, etc?
...
Eclipse RCP Plug-in开发自学教程（Eclipse3.6） - 文档下载 - 清泛网 - ...
...自学教程（Eclipse3.6） Eclipse RCP Plug-in本教程素材来源于网络，经过本人的整理、添加以及部分的重写，将原有的Eclipse3.3版本的一些内容完全迁移到Eclipse3.6版本上来。基于开源以...本教程素材来源于网络，经过本人的整理、添加...
Validating IPv4 addresses with regexp
I've been trying to get an efficient regex for IPv4 validation, but without much luck. It seemed at one point I had had it with (25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?(\.|$)){4} , but it produces some strange results:
...
php 获取操作系统、浏览器版本信息（持续更新） - 更多技术 - 清泛网 - 专...
...eregi('flashget', $agent)){
$os = 'flashget';
}
else if (eregi('webzip', $agent)){
$os = 'webzip';
}
else if (eregi('offline', $agent)){
$os = 'offline';
}
else {
$os = 'Unknown';
}
return $os;
}
二、获取浏览器信息：
/**
* 获取浏览器信息
*
* @r...