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Proper way to exit iPhone application?
... it to exit due to certain user actions. After cleaning up memory the app allocated, what's the appropriate method to call to terminate the application?
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What is sr-only in Bootstrap 3?
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I don't think it's confusing at all, it clearly says the class is used for information to be hidden, that is only meant to be seen by screen readers.
– Lee
Sep 8 '16 at 14:24
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Java / Android - How to print out a full stack trace?
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There's overrides of all the log methods with (String tag, String msg, Throwable tr) signatures.
Passing an exception as the third parameter should give you the full stacktrace in logcat.
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Wait until a process ends
... wonea
4,3051515 gold badges6868 silver badges131131 bronze badges
answered Jun 30 '10 at 9:25
riffnlriffnl
2,7131414 silver b...
Most efficient way to reverse a numpy array
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Community♦
111 silver badge
answered Jul 21 '11 at 5:25
stevehasteveha
64.4k1616 gold bad...
Test whether a glob has any matches in bash
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If find feels like overkill and the number of files likely to match is small, use stat:
if stat -t glob* >/dev/null 2>&1
then
echo found
else
echo not found
fi
share
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improve ...
Find element's index in pandas Series
... The trouble here is it assumes the element being searched for is actually in the list. It's a bummer pandas doesn't seem to have a built in find operation.
– jxramos
Aug 23 '17 at 17:16
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Setting DIV width and height in JavaScript
I have a div with id="div_register" . I want to set its width dynamically in JavaScript.
6 Answers
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How to detect if a variable is an array
...ng() (this is guaranteed to work by ECMA-262):
Object.prototype.toString.call(obj) === '[object Array]'
Both methods will only work for actual arrays and not array-like objects like the arguments object or node lists. As all array-like objects must have a numeric length property, I'd check for th...
void in C# generics?
...nctions need to return null, but if it unifies your code, it should be a small price to pay.
This inability to use void as a return type is at least partially responsible for a split between the Func<...> and Action<...> families of generic delegates: had it been possible to return void...