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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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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...
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...
SQL update fields of one table from fields of another one
...agree with @cluesque, but this answer is an excellent way to use values in one column in a table as a lookup table for replacing values in a column in another table (see SO 21657475), so +1 ...
– Victoria Stuart
May 8 '18 at 18:07
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Deny all, allow only one IP through htaccess
...P. I'm not finding a way to have both working: the deny all and allow only one, plus the following options:
12 Answers
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How to get RelativeLayout working with merge and include?
...cient by converting from using several levels of nested LinearLayouts to one RelativeLayout and have come across a few problems that I haven not been able to find a workaround for...
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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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Can I use a hash sign (#) for commenting in PHP?
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I much prefer # comments over // ones .. but I've always been wondering if # is PSR complient .. Is it ?
– Stphane
Aug 11 '15 at 7:36
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