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How to unmount a busy device
...ared drives (from a SQL table) and mount them in a special directory where all users can access them.
11 Answers
...
Is Redis just a cache?
... Sorted by Votes
Next, we want to retrieve questions for each tag. But SO allows you to see top voted questions, new questions or unanswered questions under each tag.
To model this, we use Redis' Sorted Set feature. A Sorted Set allows you to associate a score with each element. You can then retri...
PHP - how to create a newline character?
...
98
The "echo" command in PHP sends the output to the browser as raw html so even if in double quot...
How to affect other elements when one element is hovered
...e source where I can find more information about that ? Is it supported by all browser, is it CSS3 ? Would be great to have some more info about that. Thanks so much!
– Anonymous
Oct 19 '11 at 10:35
...
What is the maximum length of a URL in different browsers?
...00 characters
If you keep URLs under 2000 characters, they'll work in virtually any combination of client and server software.
If you are targeting particular browsers, see below for more details specific limits.
Longer answer - first, the standards...
RFC 2616 (Hypertext Transfer Protocol HTTP/1.1)...
Chrome desktop notification example [closed]
...e to trigger, work as long as the page is open, and may disappear automatically after a few seconds
Service Worker notifications - a bit more complicated, but they can work in the background (even after the page is closed), are persistent, and support action buttons
The API call takes the same par...
Reloading module giving NameError: name 'reload' is not defined
...ange class definitions, existing objects will still have the old type. Finally, some modules run code at import time that isn't designed to run twice. So it is better to avoid reloading, but frequently very convenient.
– Evan
Jul 10 '17 at 20:03
...
How can I add an empty directory to a Git repository?
... files to
be listed, and nobody competent enough
to make the change to allow empty
directories has cared enough about
this situation to remedy it.
Directories are added automatically
when adding files inside them. That
is, directories never have to be added
to the repository, and ...
PHP Sort a multidimensional array by element containing date
...rray('volume' => 85, 'edition' => 6);
$data[] = array('volume' => 98, 'edition' => 2);
$data[] = array('volume' => 86, 'edition' => 6);
$data[] = array('volume' => 67, 'edition' => 7);
foreach ($data as $key => $row) {
$volume[$key] = $row['volume'];
$edition[$ke...
How to extend an existing JavaScript array with another array, without creating a new array
...ethod can take multiple arguments. You can use the spread operator to pass all the elements of the second array as arguments to .push:
>>> a.push(...b)
If your browser does not support ECMAScript 6, you can use .apply instead:
>>> a.push.apply(a, b)
Or perhaps, if you think i...