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How to check if an element is in an array
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How to search specific element from generic array? say [AnyObject] ?
– Dhaval H. Nena
Jul 7 '16 at 6:27
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Using Jasmine to spy on a function without an object
...e's what you can do.
In the test file, convert the import of the function from this:
import {foo} from '../foo_functions';
x = foo(y);
To this:
import * as FooFunctions from '../foo_functions';
x = FooFunctions.foo(y);
Then you can spy on FooFunctions.foo :)
spyOn(FooFunctions, 'foo').and....
How to trim a string to N chars in Javascript?
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.substring(from, to) takes indices. .substr(from, length) does not, Also .substr() used to have an inconsistency in IE when the first argument is negative.
– Bob Stein
Jun 13 '19 at 12:24
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Get img thumbnails from Vimeo?
I want to get a thumbnail image for videos from Vimeo.
23 Answers
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How can I detect when the mouse leaves the window?
...to be able to detect when the mouse leaves the window so I can stop events from firing while the user's mouse is elsewhere.
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How to make child process die after parent exits?
...ndent way of doing it, before fork()-ing, simply getpid() and if getppid() from child is different, exit.
– Sebastien
Aug 10 '17 at 13:42
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What is the 'pythonic' equivalent to the 'fold' function from functional programming?
...sum. For other purposes, you can sometimes use some combination of reduce (from the functools module) and the operator module, e.g.:
def product(xs):
return reduce(operator.mul, xs, 1)
Be aware that reduce is actually a foldl, in Haskell terms. There is no special syntax to perform folds, the...
jQuery removing '-' character from string
I have a string "-123445". Is it possible to remove the '-' character from the string?
3 Answers
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Unable to find a locale path to store translations for file __init__.py
...e a locale folder first using mkdir locale. If you are running the command from within an app folder, you need a locale folder within that app folder.
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How to slice an array in Bash
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Array slicing like in Python (From the rebash library):
array_slice() {
local __doc__='
Returns a slice of an array (similar to Python).
From the Python documentation:
One way to remember how slices work is to think of the indices as poi...