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Are trailing commas in arrays and objects part of the spec?
...s: ECMAScript 5 and ECMAScript 3
Section 11.1.5 in the ECMAScript 5 specification:
ObjectLiteral :
{ }
{ PropertyNameAndValueList }
{ PropertyNameAndValueList , }
So yes, it is part of the specification.
Update: Apparently this is new in ES5. In ES3 (page 41), the definition was...
用Javascript获取页面元素的位置（全） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，就代表了网页的大小。
function getViewport(){
if (document.compatMode == "BackCompat"){
return {
width: document.body.clientWidth,
height: document.body.clientHeight
}
} e...
HTML Submit-button: Different value / button-text?
... 'add tag' , however, the web page is in Swedish, so I'd like to have a different button text .
5 Answers
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How do I change the UUID of a virtual disk?
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It would be nice if the VirtualBox UI gave the option to generate a new UUID when you tried to open a disk that's already known. Honestly I don't really use the disk manager for anything, I'd rather VirtualBox just treat virtual disks as file...
jQuery Validate Plugin - How to create a simple custom rule?
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I take it that this.optional(element) returns true if element is null?
– tnunamak
Jan 2 '11 at 18:40
12
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How to resize an Image C#
... high quality resize:
/// <summary>
/// Resize the image to the specified width and height.
/// </summary>
/// <param name="image">The image to resize.</param>
/// <param name="width">The width to resize to.</param>
/// <param name="height">The height to re...
Cmake doesn't find Boost
...Make, but it fails to find Boost libraries even though they are in the specified folder. I have specified Boost_INCLUDE_DIR , Boost_LIBRARYDIR and BOOST_ROOT , but I still get an error saying that CMake is not able to find Boost. What could be the reason of such error?
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String variable interpolation Java [duplicate]
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If you're using Java 5 or higher, you can use String.format:
urlString += String.format("u1=%s;u2=%s;u3=%s;u4=%s;", u1, u2, u3, u4);
See Formatter for details.
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Returning multiple values from a C++ function
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+1 for tuple. Keep in mind the performance ramifications of large objects returning in a structure vs. passing by reference.
– Marcin
Nov 26 '08 at 15:40
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How do I stop a Git commit when VI is on the screen waiting for a commit message?
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You have two options:
Provide an empty commit message. If it's a new commit and you haven't yet saved the message, you can simply use :q! (quit without saving). If you’ve already saved (or you're amending a previous commit), just delete the entire log message and save again. Th...