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Easy way to turn JavaScript array into comma-separated list?
...r); // Ditto
I don't know if this is mandated by the JS spec but this is what most pretty much all browsers seem to be doing.
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How to use @Nullable and @Nonnull annotations more effectively?
...s, but I'd like more force behind them, rather than us hypothesizing about what one could do with them, which still leaves open the possibility of doing nothing with them.
– seh
Nov 21 '12 at 13:34
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Warning: push.default is unset; its implicit value is changing in Git 2.0
...e command line. Other clients can have different settings, it only affects what happens when you don't specify which branches you want to push.
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How to detect the end of loading of UITableView
...g patric.schenke mentioned one of reasons in comment to your answer. Also, what if footer isn't visible at the end of cell's loading?
– folex
Mar 1 '14 at 17:24
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Why is string concatenation faster than array join?
...other browsers. Opera gives 43k/s vs 26k/s. IE gives 1300/s vs 1002/s. see what happens? the only browser that NEED optimization would be better off using what is slower on all the others, where it doesn't matter at all. So, None of those articles understand anything about performance.
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jQuery Datepicker onchange event issue
...is encouraged.) It's a design flaw in the datepicker, not in the answer. (What it should do is fire a change event of some kind on the input, if and only if changing the date, but it doesn't.)
– T.J. Crowder
Jan 24 '14 at 12:22
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Picking a random element from a set
... random element from a
HashSet or a LinkedHashSet, in Java.
Solutions for other languages are also welcome.
33 Answers
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How to check if an appSettings key exists?
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No, it's wrong. If "myKey" does not exists in the app settings xml node, the code thrown an exception.
– Gionata
Jun 27 '16 at 10:41
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How do I expand the output display to see more columns of a pandas DataFrame?
Is there a way to widen the display of output in either interactive or script-execution mode?
19 Answers
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Changing UIButton text
...t, and will be reset by the button when it lays out its subviews.
This is what you have to do to change the title text for a button's state.
[calibrationButton setTitle:@"Calibration" forState:UIControlStateNormal];
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