大约有 40,000 项符合查询结果（耗时：0.0511秒） [XML]
How do you calculate program run time in python? [duplicate]
...d what you wanted to time): print timeit.timeit('myOwnFunc()', setup='from __main__ import myOwnFunc', number=1). Without the setup parameter, it will complain that it could not find myOwnFunc.
– Landshark666
Dec 24 '12 at 4:13
...
Remove duplicate entries using a Bash script [duplicate]
...
Perl one-liner similar to @kev's awk solution:
perl -ne 'print if ! $a{$_}++' input
This variation removes trailing whitespace before comparing:
perl -lne 's/\s*$//; print if ! $a{$_}++' input
This variation edits the file in-place:
perl -i -ne 'print if ! $a{$_}++' input
This variation e...
Get current URL path in PHP [duplicate]
...
You want $_SERVER['REQUEST_URI']. From the docs:
'REQUEST_URI'
The URI which was given in order to access this page; for instance, '/index.html'.
sha...
64 bit OS下int占几个字节？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...混淆。int是由编程语言设计决定的，不受编译器的影响。__int64才是8位的。另外，指针是受编译器 OS影响的，3...int固定4字节，不要受64 bit的混淆。int是由编程语言设计决定的，不受编译器的影响。
__int64才是8位的。
另外，指...
C/C++ 如何向上取整？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...上取整？一般地，向上取整有两种方法：#include <math.h>int _tmain(int argc, _TCHAR* argv[]){int a = 6, b = 5; ceil函数printf("%d...一般地，向上取整有两种方法：
#include <math.h>
int _tmain(int argc, _TCHAR* argv[])
{
int a = 6, b = 5;
//ceil函数
prin...
error C2664:...No user-defined-conversion operator available that can ...
...can perform this conversion, or the operator cannot be callederror C2664: '__thiscall std::list<int,class std::allocator<int> >::std::list<int,class std::allocator<int> >(unsigned...error C2664: '__thiscall std::list<int,class std::allocator<int> >::std::list<int,class std::allocator<int> >(unsigned...
passing xxx as \'this\' argument of xxx discards qualifiers - C/C++ - 清泛网 - 专注C/C++及内核技术
...ntT {
public:
int id;
string name;
public:
StudentT(int _id, string _name) : id(_id), name(_name) {
}
int getId() { // 应该声明为const成员
return id;
}
string getName() { // 应该声明为const成员
return name;
}
};
inli...
stl multimap用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...入：跟普通map相似
mapTest.insert(PairTest(1, _T("a")));
mapTest.insert(PairTest(1, _T("b")));
mapTest.insert(PairTest(1, _T("c")));
mapTest.insert(PairTest(2, _T("a")));
遍历：主要思路为根据key，multimap的特点为key是可以重复...
如何实现phpcms和discuz的Cookie同步 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ookietime，然后找到你所需要传送cookietime的应用目录下的uc_client的client.php文件，找到uc_user_synlogin函数，默认是
function uc_user_synlogin($uid) {
$uid = intval($uid);
$return = uc_api_post('user', 'synlogin', array('uid'=>$uid));
return $return;...
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...
... * 获取os信息
*
* @return os
*/
function getOS()
{
$agent = $_SERVER['HTTP_USER_AGENT'];
$os = false;
if (eregi('win', $agent) && strpos($agent, '95')){
$os = 'Windows 95';
}
else if (eregi('win 9x', $agent) && strpos($agent, '4.90')){
$os = 'Windows ME';
}
else if (...