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Implementing slicing in __getitem__
...f new range objects (as it does):
>>> range(1,100, 4)[::-1]
range(97, -3, -4)
We can't subclass range because of internal limitations, but we can delegate to it:
class Range:
"""like builtin range, but when sliced gives a list"""
__slots__ = "_range"
def __init__(self, *args):
...
Getting multiple keys of specified value of a generic Dictionary?
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DomenicDomenic
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Difference between 'struct' and 'typedef struct' in C++?
...n ISO C++, "class foo()" is an illegal construct (the article was written '97, before standardization, it seems). You can put "typedef class foo foo;" into main, then you can say "foo();" (because then, the typedef-name is lexically closer than the function's name). Syntactically, in T(), T must be ...
WhatsApp API (java/python) [closed]
... then. User agent is basically device information. I tried using it as a hack to make whatsapp server believe I was on a mobile device and not a server. But then my number was shut down so I cannot say i was successful.
– rishi
May 29 '14 at 6:28
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Python glob multiple filetypes
...ness isn't powerful enough, upgrade to a more powerful regex system, don't hack on it using e.g. itertools because subsequent pattern changes also have to be hacky (say you want to allow upper and lower case). Oh, and it might be cleaner to write '.*\.(txt|sql)'
– metakermit
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A migration to add unique constraint to a combination of columns
...unnable example: https://gist.github.com/Dorian/9d641ca78dad8eb64736173614d97ced
db/schema.rb generated: https://gist.github.com/Dorian/a8449287fa62b88463f48da986c1744a
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Protect .NET code from reverse engineering?
...ehensive crack. Second, you have few eyes available to look for flaws; the hackers have many, and they have more practice finding them. You only need to miss one little flaw, and your app will have the same distribution on pirate sites as if you did nothing. You have to be right every time; they onl...
iPhone Simulator suddenly started running very slow
...swered Jul 7 '15 at 17:18
Tyler HackTyler Hack
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Numeric for loop in Django templates
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@Rebs What is the so bad with this? Sure it is hacky, but adding a template tag just because you need to loop over a small range for one time in a project isn't such a great solutions also.
– tobltobs
Mar 14 '17 at 20:33
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get CSS rule's percentage value in jQuery
...t(width);
See my example.
Now... I wonder if I'm first to discover this hack:)
Update:
One-liner
element.clone().appendTo('body').wrap('<div style="display: none"></div>').css('width');
It will leave behind a hidden element before the </body> tag, which you may want to .rem...