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Can an Option in a Select tag carry multiple values?
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One way to do this, first one an array, 2nd an object:
<select name="">
<option value='{"num_sequence":[0,1,2,3]}'>Option one</option>
<option value='{"foo":"bar","one":"two"}'>Opt...
How to join multiple lines of file names into one with custom delimiter?
I would like to join the result of ls -1 into one line and delimit it with whatever i want.
22 Answers
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How many socket connections can a web server handle?
... read somewhere a server/machine can only handle 64,000 TCP connections at one time, is this true? How many could any type of hosting handle regardless of bandwidth? I'm assuming HTTP works over TCP.
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How do I add the contents of an iterable to a set?
What is the "one [...] obvious way" to add all items of an iterable to an existing set ?
6 Answers
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Asynchronous Requests with Python requests
...nt understand your question. Use only single url in multiple threads? Only one case DDoS attacks ))
– Hodza
Nov 27 '15 at 8:14
1
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Remove new lines from string and replace with one empty space
... single newlines in between words. This is not present in the example, but one can easily see how that situation could occur. An alternative is to do the following:
$string = trim(preg_replace('/\s+/', ' ', $string));
shar...
How to check if a value exists in a dictionary (python)
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>>> d = {'1': 'one', '3': 'three', '2': 'two', '5': 'five', '4': 'four'}
>>> 'one' in d.values()
True
Out of curiosity, some comparative timing:
>>> T(lambda : 'one' in d.itervalues()).repeat()
[0.28107285499572754, 0.2...
Subtract one day from datetime
...he above will give you 2013-03-31 16:25:00.250.
It takes you back exactly one day and works on any standard date-time or date format.
Try running this command and see if it gives you what you are looking for:
SELECT DATEADD(day,-1,@CreatedDate)
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List all files in one directory PHP [duplicate]
What would be the best way to list all the files in one directory with PHP? Is there a $_SERVER function to do this? I would like to list all the files in the usernames/ directory and loop over that result with a link, so that I can just click the hyperlink of the filename to get there. Thanks!
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Why is @autoreleasepool still needed with ARC?
...et rid of retains, releases and autoreleases, it just adds in the required ones for you. So there are still calls to retain, there are still calls to release, there are still calls to autorelease and there are still auto release pools.
One of the other changes they made with the new Clang 3.0 compi...