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Check if a variable is a string in JavaScript
...ring', 'Number', 'Date', 'RegExp'].forEach(
function(name) {
window['is' + name] = function(obj) {
return toString.call(obj) == '[object ' + name + ']';
};
});
That will define isString, isNumber, etc.
In Node.js, this can be implemented as a module:
module.exp...
jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
... ...
// Attempt to parse using the native JSON parser first
if ( window.JSON && window.JSON.parse ) {
return window.JSON.parse( data );
}
...
jQuery.error( "Invalid JSON: " + data );
},
As far as I know these implementations only adhere to the official JSON ...
python: SyntaxError: EOL while scanning string literal
...aced a similar problem. I had a string which contained path to a folder in Windows e.g. C:\Users\ The problem is that \ is an escape character and so in order to use it in strings you need to add one more \.
Incorrect: C:\Users\
Correct: C:\\\Users\\\
...
'Operation is not valid due to the current state of the object' error during postback
...CAL_MACHINE\SOFTWARE\Microsoft\ASP.NET\1.1.4322.0
for 32-bit editions of Windows, and
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\ASP.NET\1.1.4322.0
for 64-bit editions of Windows.
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What is a software framework? [closed]
...y few lines of source that does absolutely nothing -- but it does give you window management, sub-window management, menus, button bars, etc. That's the framework side of things. By adding your application functionality and "plugging it in" to the right places in the framework you turn this empty ...
@Media min-width & max-width
...ord targets physical dimension of the screen, not the width of the browser window.
For example:
@media only screen and (max-device-width: 480px) {
/* STYLES HERE for DEVICES with physical max-screen width of 480px */
}
Versus
@media only screen and (max-width: 480px) {
/* STYLES HERE fo...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...{__index = b})
例如下面的示例：你可以用一个Window_Prototype的模板加上__index的MetaMethod来创建另一个实例：
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Window_Prototype = {x=0, y=0, width=100, height=100}
MyWin = {title="Hello"}
setmetatable(MyWin, {__index...
How is Node.js inherently faster when it still relies on Threads internally?
...
What about Windows?
– Pacerier
Feb 19 '17 at 18:16
Sor...
Open a buffer as a vertical split in VIM
...nt buffers and the commands to open the desired buffer in either
current window: :b <N/bufname>
vertical split: :vsp | b <N/bufname>
horizontal split: :sp | b <N/bufname>
For this, I've added the following mappings to my ~/.vimrc (order of mappings represents the above list of ...
CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...e/resources/software.html
根据自己的需要下载相应的包即可，Windows下可以下载zip压缩的绿色版本，还可以下载源代码。
（2）运行cmake的方法。（GUI、命令行）
http://www.cmake.org/cmake/help/runningcmake.html
CMake使用步骤：
运行GUI的cmake...