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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
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How to reset or change the MySQL root password?
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How would I skip optional arguments in a function call?
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Despite being more flexible you have to remember the parameters you should/can set (as they are not in the signature). So in the end it might be not as useful as it seems but of course this depends on the context.
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UILabel text margin [duplicate]
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How to remove the lines which appear on file B from another file A?
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Differences between C++ string == and compare()?
...) and s == t will return the same value, but the compare function provides more information than s == t, and s == t is more readable when you don't care how the strings differ but only if they differ.
– cdgraham
Apr 29 '19 at 17:19
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What is the proper way to test if a parameter is empty in a batch file?
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White space showing up on right side of page when background image should extend full length of page
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How to change the style of the title attribute inside an anchor tag?
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Is it safe to check floating point values for equality to 0?
...) to expect that the result of some calculation will be zero in double (or more generally, floating point) arithmetics whenever the result of the same calculation in pure Mathematics is zero. This is because when calculations come into the ground, floating point precision error appears - a concept w...