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String concatenation: concat() vs “+” operator
...t and can simply return the existing one. See the concat documentation to confirm this.
So if you're super-concerned about efficiency then you should use the concat method when concatenating possibly-empty Strings, and use + otherwise. However, the performance difference should be negligible and ...
How to remove an element slowly with jQuery?
...t) {
event.preventDefault();
var $button = $(this);
if(confirm('Are you sure about this ?')) {
var $item = $button.closest('tr.item');
$item.addClass('removed-item')
.one('webkitAnimationEnd oanimationend msAnimationEnd animationend', functi...
How to find Unused Amazon EC2 Security groups
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You don't need to actually confirm the delete, in the popup it will show you a breakdown of which ones can be deleted (orphan) and which can't. You can then press cancel and then delete the orphan ones.
– rjarmstrong
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Git pull without checkout?
...t what you're saying is correct and factual, and the OP did indeed ask for confirmation on what pull does (and you've given him that explanation), but it doesn't address the crux of what he was after: Is there a way to update one of your local branches to the latest commits in its associated remote ...
How can we programmatically detect which iOS version is device running on? [duplicate]
... Thanks. I also had the opportunity to try it out, and I can confirm that the solution works for iOS 7.
– brain56
Oct 8 '13 at 1:19
1
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Making your .NET language step correctly in the debugger
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As for the confirmation, yes you are correct, but I would still prefer to solve the stepping issues without breaking verifiability. But as said, I am willing to sacrifice that if I could possibly prove that it will never throw a runtime...
How to monitor the memory usage of Node.js?
... by the size of a pointer. The latter is 8 bytes on a 64-bit system, which confirms that observed memory difference of 8 x 10 = 80MB makes sense.
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Can a JSON value contain a multiline string
...it using whatever combination of \n and \r you require.
The JSONLint tool confirms that your JSON is invalid.
Update: And if you want to write newlines inside your JSON syntax without actually including newlines in the data, then you're even doubly out of luck. While JSON is intended to be human...
Remove all breakpoints in IntelliJ IDEA
... (remove selected breakpoints)
Enter (confirm)
If you press Ctrl+Shift+F8 and your cursor is at code line with breakpoint, instead of Breakpoint dialog you get bubble with properties of a single breakpoint.
To get the Breakpoints dialog press Ctrl+Shift+F8...
How do you work with an array of jQuery Deferreds?
...". It's a matter of style and coding practice. I had to read the source to confirm this wouldn't throw a null reference inside jQuery.when!
– Raynos
Feb 2 '11 at 19:51
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