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Why are global variables evil? [closed]
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Using globals is a horrible idea, one reason might be the inability to properly test functions that update some arbitrary dictionary that exists "somewhere". A codebase with globals cannot be actually proved functional.
– Tomasz So...
How do I determine whether my calculation of pi is accurate?
...elf it isn't enough since it doesn't verify the conversion to base 10. The idea of using BBP + conversion check to eliminate the need for a second computation wasn't mine. It was first done by Fabrice Bellard in his 2009 world record. It was such a good idea that we did the same and improved upon it...
Move the mouse pointer to a specific position?
...Lock, and hitting escape will break it. From my brief read-up, I think the idea is that it locks the mouse to one location, and reports motion events similar to click-and-drag events.
Here's the release documentation:FireFox: https://developer.mozilla.org/en-US/docs/Web/API/Pointer_Lock_APIChrome: ...
Fade/dissolve when changing UIImageView's image
... guess it's some kind of caching the presentationLayer or something?!? Any ideas what it could be?
– Georg
Feb 25 '14 at 12:37
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What's HTML character code 8203?
...r non-ascii characters.
Try searching for [^\x00-\x7F].
Tested in IntelliJ IDEA.
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Can PHP PDO Statements accept the table or column name as parameter?
...'users','products',...] ) { $sql = "SELECT * FROM $tbl"; }. Thanks for the idea.
– Phil Tune
Mar 2 '16 at 17:20
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Cannot delete directory with Directory.Delete(path, true)
... issue in their context and we shouddnt be growing a big hairy throw every idea at the problem (with retries and exception swallowing) and hoping for a good outcome.
– Ruben Bartelink
Feb 8 '12 at 8:48
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Fastest sort of fixed length 6 int array
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This is a fantastic idea for a general purpose sorting function if you expect the majority of requests to be small sized arrays. Use a switch statement for the cases that you want to optimize, using this procedure; let the default case use a lib...
How do I “un-revert” a reverted Git commit?
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@JimmidyJoo I have no idea about SO convention. But as a google searcher, I really prefer to see the better answer checked. And would appreciate anyone's efforts to maintain their past questions.
– Paiman Roointan
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Any idea why I need to cast an integer literal to (int) here?
In the following example
8 Answers
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