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Remove last item from array
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Doesn't work for one-element arrays: [1].splice(-1, 1) => [1]
– Tvaroh
Nov 1 '14 at 8:38
144
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What is difference between Errors and Exceptions? [duplicate]
How can I differentiate between Errors and Exceptions in Java?
4 Answers
4
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PHP code to remove everything but numbers
...ting doesn't have anything to do with PCRE tho. Apparently (in the days before (?flags)) the people who designed/wrote the function/API thought it was a good idea to pass the regex flags with the double quoted /flags form instead of using an extra function parameter.
– Qtax
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How do I save a UIImage to a file?
...om an imagePicker, how can I save it to a subfolder in the documents directory?
9 Answers
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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What is the best way to call a script from another script?
....py executed as script
# do something
some_func()
service.py
import test1
def service_func():
print 'service func'
if __name__ == '__main__':
# service.py executed as script
# do something
service_func()
test1.some_func()
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When to use “ON UPDATE CASCADE”
...key is just a identity value auto incremented, you would have no real use for ON UPDATE CASCADE.
However, let's say that your primary key is a 10 digit UPC bar code and because of expansion, you need to change it to a 13-digit UPC bar code. In that case, ON UPDATE CASCADE would allow you to change...
How can I make setuptools install a package that's not on PyPI?
I've just started working with setuptools and virtualenv. My package requires the latest python-gearman that is only available from GitHub. The python-gearman version that's on PyPI is an old one. The Github source is setuptools-compatible, i.e. has setup.py, etc. Is there a way to make setuptools d...
Rotated elements in CSS that affect their parent's height correctly
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Assuming that you want to rotate 90 degrees, this is possible, even for non-text elements - but like many interesting things in CSS, it requires a little cunning. My solution also technically invokes undefined behaviour according to the CSS 2 spec - so while I've tested and confirmed that it w...
get current url in twig template?
I looked around for the code to get the current path in a Twig template (and not the full URL), i.e.
I don't want http://www.sitename.com/page , I only need /page .
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