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#ifdef replacement in the Swift language
In C/C++/Objective C you can define a macro using compiler preprocessors.
Moreover, you can include/exclude some parts of code using compiler preprocessors.
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How do I iterate over an NSArray?
...y Apple code) retains the collection it's enumerating as long as there are more objects, so you don't have to worry about how long an autoreleased object will exist.
Perhaps the biggest thing an NSEnumerator (or fast enumeration) protects you from is having a mutable collection (array or otherwise)...
How to format a Java string with leading zero?
...'s pretty clever -- but it took me about 30 seconds to "get it". I think a more readable solution would be better.
– Amy B
Oct 29 '10 at 13:12
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Unusual shape of a textarea?
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There is a workaround requiring more divs, though. The parrent element which is transparent and without border, filled with overlapping divs with borders and backgrounds AND with padding divs to create desired effect.
– Qwerty
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In Bash, how do I add a string after each line in a file?
... Could you please explain what the $ sign does in your answer? Answers are more helpful if you understand what is happening.
– shuhalo
Sep 23 '19 at 22:24
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How to delete a whole folder and content?
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Auto-reload browser when I save changes to html file, in Chrome?
...ied this answer almost verbatim from here, because I think it's easier and more general than the currently accepted answer here.
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Move the most recent commit(s) to a new branch with Git
...carried-over commits. Having branch.autosetuprebase always set makes this more likely. See John Mellor's answer for details.
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What's the difference between using CGFloat and float?
...a finite number of bits. You can overflow both of them by needing to store more bits than they can hold.
– Pwner
Feb 24 '15 at 19:55
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Rename multiple files based on pattern in Unix
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