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兼容主流浏览器的JS复制内容到剪贴板 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...个方法也就失效了。
那么如何解决这个“真实操作”的问题呢？可以使用一个JavaScript库：Zero Clipboard，利用这个js库可以支持利用flash 10 实现复制到剪贴板。这个方法原理是在一个透明的flash（对用户来说是不可见的）上覆盖一...
How to use phpexcel to read data and insert into database?
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In order to read data from microsoft excel 2007 by codeigniter just create a helper function excel_helper.php and add the following in:
require_once APPPATH.'libraries/phpexcel/PHPExcel.php';
require_once APPPATH.'l...
Is it possible to create static classes in PHP (like in C#)?
...push the session to the database.
Another advantage is you can ignore the order you call things as everything will be setup on demand.
class Factory {
static function &getDB ($construct_params = null)
{
static $instance;
if( ! is_object($instance) )
{
...
Get current URL path in PHP [duplicate]
...ST_URI']. From the docs:
'REQUEST_URI'
The URI which was given in order to access this page; for instance, '/index.html'.
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using jquery $.ajax to call a PHP function
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How to get the client IP address in PHP [duplicate]
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I believe the code is missing some expression and the order of priorities is inversed, so it should be like this: $ip = $_SERVER['HTTP_CLIENT_IP']?$_SERVER['HTTP_CLIENT_IP']:($_SERVER['HTTP_X_FORWARDED_FOR']?$_SERVER['HTTP_X_FORWARDED_FOR']:$_SERVER['REMOTE_ADDR']); Nevertheless...
原子vector的一种实现源码(atomic-vector) - C/C++ - 清泛网 - 专注C/C++及内核技术
...cting\n",
typeName(), this);
delete m_next.load(std::memory_order_relaxed);
}
template<typename Value>
void AtomicVector<Value>::ensureSize(size_t size) {
FTRACE(2, "{}::ensureSize({}), m_size = {}\n",
typeName(), size, m_size);
if (m_size >= size) return;
au...
Get the client IP address using PHP [duplicate]
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When to use static vs instantiated classes
... Framework. There are classes which use static method calls (factories) in order to build objects. It was impossible for me to supply another factory to that instance in order to get a customized object returned. The solution to this problem is to only use instances and instace methods and enforce s...
MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术
...都是通过发送和接收消息来完成的。 这样就带来了一些问题，如一旦计算机的CPU被某个进程占用，或系统资源紧张时，发送到消息队列 中的消息就暂时被挂起，得不到实时处理。因此，不能简单地通过Windows消息引发一个对定时...