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socket.error: [Errno 48] Address already in use

...et.SO_REUSEADDR, 1) This should make the port available within a shorter time. In my case, it made the port available almost immediately.
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How often should you use git-gc?

...al dozen developers working on several dozen projects each checking in 2-3 times a day, you might want to run it nightly. It won't hurt to run it more frequently than needed, though. What I'd do is run it now, then a week from now take a measurement of disk utilization, run it again, and measure d...
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How should I use try-with-resources with JDBC?

...(1, userid); return s; } catch (SQLException e) { throw new RuntimeException(e); } }).get(); ResultSet resultSet = stmt.executeQuery()) { } share | improve this answer ...
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how to convert array values from string to int?

... This is almost 3 times faster than explode(), array_map() and intval(): $integerIDs = json_decode('[' . $string . ']', true); share | impr...
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Python unittest - opposite of assertRaises?

... to add an assertNotRaises method to unittest.TestCase (it took me about 4 times as long to write this answer as it did the code). Here's a live demo of the assertNotRaises method in action. Just like assertRaises, you can either pass a callable and args to assertNotRaises, or you can use it in a wi...
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What is the relative performance difference of if/else versus switch statement in Java?

... The HashMap lookup version can easily be 10 times slower compared to a tableswitsch instruction. I wouldn't call this "microslower"! – x4u Jan 18 '10 at 15:20 ...
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How to prevent caching of my Javascript file? [duplicate]

...rc You could either do this manually by incrementing the querystring each time you make a change: <script src="test.js?version=1"></script> Or if you are using a server side language, you could automatically generate this: ASP.NET: <script src="test.js?rndstr=<%= getRandomStr...
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Create Git branch with current changes

...h branch/name git checkout branch/name git push origin branch/name Often times I forget to add the origin part to push and get confused why I don't see the new branch/commit in bitbucket share | i...
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When are you supposed to use escape instead of encodeURI / encodeURIComponent?

... I NEED TO UPVOTE THIS SEVERAL TIMES! Unfortunately can only upvote once. – Ramazan Polat Oct 5 '16 at 19:44  |...
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Make a DIV fill an entire table cell

... thx for this article; i have been searching for this for a long time – Ionut Flavius Pogacian Oct 23 '12 at 17:43 4 ...