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UnboundLocalError on local variable when reassigned after first use

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MySQL: determine which database is selected?

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MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET

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How to capture the “virtual keyboard show/hide” event in Android?

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MySQL maximum memory usage

... and the database itself. Hardware The hardware is the obvious part. The more RAM the merrier, faster disks ftw. Don't believe those monthly or weekly news letters though. MySQL doesn't scale linear - not even on Oracle hardware. It's a little trickier than that. The bottom line is: there is no g...
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Objective-C categories in static library

...then in any class we can use logSelf category method; [self logSelf]; And more blogs on theme: http://t-machine.org/index.php/2009/10/13/how-to-make-an-iphone-static-library-part-1/ http://blog.costan.us/2009/12/fat-iphone-static-libraries-device-and.html ...
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Convert java.util.Date to java.time.LocalDate

...tant(input.toInstant(), ZoneId.systemDefault()); This new alternative is more direct, creating less garbage, and thus should perform better. share | improve this answer | f...
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PHP, get file name without file extension

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How should I call 3 functions in order to execute them one after the other?

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How can I use break or continue within for loop in Twig template?

I try to use a simple loop, in my real code this loop is more complex, and I need to break this iteration like: 5 Answers...