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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 ...
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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)...
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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...
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Simple way to find if two different lists contain exactly the same elements?

...he specified object is also a list, both lists have the same size, and all corresponding pairs of elements in the two lists are equal. (Two elements e1 and e2 are equal if (e1==null ? e2==null : e1.equals(e2)).) In other words, two lists are defined to be equal if they contain the sa...
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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...
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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 ...
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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...
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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 ...
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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 ...
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std::string to float or double

...11-features like std::addressof which makes it completely worthless for C++98/C++03 compilers. IMHO, when the project started it was the intention of Boost to provide new "standardized" features for older compiler versions... :-( – kirsche40 Jul 23 '14 at 14:31...