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Convert seconds to HH-MM-SS with JavaScript?
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Don't you know datejs? it is a must know.
Using datejs, just write something like:
(new Date).clearTime()
.addSeconds(15457)
.toString('H:mm:ss');
--update
Nowadays date.js is outdated and not maintained, so use...
jQuery hasClass() - check for more than one class
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Just now noticed that I have 4 id="hello" elements there. Fixed version in order to make validators happy: jsbin.com/uqoku/2/edit
– Matchu
Feb 6 '10 at 22:38
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How to save picture to iPhone photo library?
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You will now need to add 'Privacy - Photo Library Additions Usage Description' as of iOS 11 to save photos the users album.
– horsejockey
Nov 1 '17 at 15:26
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PHP random string generator
...ead. It also doesn't allow characters to repeat.
One more way.
UPDATED (now this generates any length of string):
function generateRandomString($length = 10) {
return substr(str_shuffle(str_repeat($x='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ', ceil($length/strlen($x)) )...
When is JavaScript synchronous?
...n the abc() execution context is created and put on the execution stack... Now when abc() finishes its context is popped from stack, then the xyz() context is popped from stack and then global context will be popped...
Now about asynchronous callbacks; asynchronous means more than one at a time.
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jQuery AJAX file upload PHP
... display response from the PHP script, if any
}
});
});
And now for the server-side script, using PHP in this case.
upload.php: a PHP script that runs on the server and directs the file to the uploads directory:
<?php
if ( 0 < $_FILES['file']['error'] ) {
echo 'Er...
Difference between numpy.array shape (R, 1) and (R,)
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1. The meaning of shapes in NumPy
You write, "I know literally it's list of numbers and list of lists where all list contains only a number" but that's a bit of an unhelpful way to think about it.
The best way to think about NumPy arrays is that they consist of two parts, ...
How to order events bound with jQuery
...ks - the script I write may be found in one of those blocks, but I do not know which one, that is handled by the controller.
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Why are elementwise additions much faster in separate loops than in a combined loop?
...'ll notice both loops are faster. Furthermore, the second (double) loop is now the slower one as you would normally expect.
As @Stephen Cannon points out in the comments, there is a very likely possibility that this alignment causes false aliasing in the load/store units or the cache. I Googled ar...
XAMPP, Apache - Error: Apache shutdown unexpectedly
...PP, and when I try to start my Apache server in the XAMPP Control Panel, I now get the following errors:
50 Answers
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