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What is the difference between async.waterfall and async.series
...y source, neither waterfall nor series returns a value. It's expected that whatever the result is will be used in the optional callback parameter.
– Twisol
Sep 23 '12 at 21:16
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How do I empty an array in JavaScript?
... original array. Benchmarks suggest that this has no effect on performance whatsoever.
Method 4 (as suggested by tanguy_k)
while(A.length > 0) {
A.pop();
}
This solution is not very succinct, and it is also the slowest solution, contrary to earlier benchmarks referenced in the original an...
Regex to replace multiple spaces with a single space
...veloper toolbar also has a profiler built in -- it might be worth checking what the performance is like in IE.)
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How do you get the list of targets in a makefile?
...stclean
doc
fresh
install
list
makefile ## this is kind of extraneous, but whatever...
run
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How to encode the filename parameter of Content-Disposition header in HTTP?
...describes the actual format. 2231 is primarily for mail, and 5987 tells us what parts may be used for HTTP headers as well. Don't confuse this with MIME headers used inside a multipart/form-data HTTP body, which is governed by RFC 2388 (section 4.4 in particular) and the HTML 5 draft.
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Which characters make a URL invalid?
...ercent-encoding (%hh). Each part of the URI has further restrictions about what characters need to be represented by an percent-encoded word.
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scp (secure copy) to ec2 instance without password
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A very late comment, but what @ClaudioSantos suggests doesn't work exactly if you're using a non-standard port. It's -p for ssh and -P for scp.
– Inukshuk
Jan 17 '19 at 3:04
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How to convert NSDate into unix timestamp iphone sdk?
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Yes, this is exactly what you're looking for. UNIX measures time in seconds since jan 1st 1970, and this method returns the interval between the receiver (the NSDate you provide) and the first instant of 1 January 1970, GMT. NSTimeInterval is act...
How to initialize/instantiate a custom UIView class with a XIB file in Swift
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@Ezimet what about the IBActions inside that view. where to handle them. Like I have a button in my view (xib) how to handle the IBAction click event of that button.?
– Qadir Hussain
Feb 21 '17 ...
How to urlencode a querystring in Python?
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Python 2
What you're looking for is urllib.quote_plus:
>>> urllib.quote_plus('string_of_characters_like_these:$#@=?%^Q^$')
'string_of_characters_like_these%3A%24%23%40%3D%3F%25%5EQ%5E%24'
Python 3
In Python 3, the urllib ...