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UIView Infinite 360 degree rotation animation?
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edited May 27 '17 at 1:40
Shaheen Ghiassy
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Creating a blurring overlay view
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561
You can use UIVisualEffectView to achieve this effect. This is a native API that has been fine-t...
vertical & horizontal lines in matplotlib
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The pyplot functions you are calling, axhline() and axvline() draw lines that span a portion o...
Makefile variable as prerequisite
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This will cause a fatal error if ENV is undefined and something needs it (in GNUMake, anyway)....
Why do we need fibers
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Fibers are something you will probably never use directly in application-level code. They are a flow-control primitive which you can...
Can code that is valid in both C and C++ produce different behavior when compiled in each language?
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What is the exact difference between currentTarget property and target property in javascript
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451
Basically, events bubble by default so the difference between the two is:
target is the elemen...
must appear in the GROUP BY clause or be used in an aggregate function
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Yes, this is a common aggregation problem. Before SQL3 (1999), the selected fields must appear in the GROUP BY clause[*].
To workaround this issue, you must calculate the aggregate in a sub-query and then join it with itself to get the additional columns you'd need to show:
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