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Callback after all asynchronous forEach callbacks are completed
...r
function callback () { console.log('all done'); }
var itemsProcessed = 0;
[1, 2, 3].forEach((item, index, array) => {
asyncFunction(item, () => {
itemsProcessed++;
if(itemsProcessed === array.length) {
callback();
}
});
});
(thanks to @vanuan and others) This appro...
How to check if a variable exists in a FreeMarker template?
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309
To check if the value exists:
[#if userName??]
Hi ${userName}, How are you?
[/#if]
Or wit...
How can I move a single directory from a git repository to a new repository whilst maintaining the h
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answered May 1 '09 at 13:39
Brian CampbellBrian Campbell
275k5454 gold badges343343 silver badges324324 bronze badges
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
...ons
From: Guido van Rossum (gui...@CNRI.Reston.Va.US)
Date: Dec 10, 1997 3:36:19 pm
I have an unusual request for the Perl developers (those that develop
the Perl language). I hope this (perl5-porters) is the right list. I
am cc'ing the Python string-sig because it is the origin...
Should I use the Reply-To header when sending emails as a service to others?
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answered Jan 18 '11 at 20:01
dkarpdkarp
13.4k55 gold badges5353 silver badges6262 bronze badges
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“icon-bar” in twitter bootstrap navigation bar
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130
icon-bar is used for responsive layouts to create a button that looks like ≡ on narrow browser...
When to use the brace-enclosed initializer?
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@user1304032: A locale is not a string, therefore you wouldn't use copy initialization. A locale also does not contain a string (it might store that string as implementation detail, but that's not its purpose), therefore you wouldn'...
What is the difference between object keys with quotes and without quotes?
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answered Dec 3 '10 at 18:10
bdukesbdukes
131k1919 gold badges136136 silver badges170170 bronze badges
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Inherit from a generic base class, apply a constraint, and implement an interface in C#
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answered Jan 5 '10 at 16:30
Adam RobinsonAdam Robinson
166k3131 gold badges264264 silver badges327327 bronze badges
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How to get all child inputs of a div element (jQuery)
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308
Use it without the greater than:
$("#panel :input");
The > means only direct children of ...