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Use of *args and **kwargs [duplicate]
....e. it allows you pass an arbitrary number of arguments to your function. For example:
>>> def print_everything(*args):
for count, thing in enumerate(args):
... print( '{0}. {1}'.format(count, thing))
...
>>> print_everything('apple', 'banana', 'cabbage')
0. apple...
What is the _references.js used for?
What is the _references.js file used for in a new ASP.NET MVC 4 project?
2 Answers
2
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Detect iPad users using jQuery?
...rAgent.match(/iPad/i) != null;
iPhone/iPod Detection
Similarly, the platform property to check for devices like iPhones or iPods:
function is_iPhone_or_iPod(){
return navigator.platform.match(/i(Phone|Pod))/i)
}
Notes
While it works, you should generally avoid performing browser-specific...
Proper way to declare custom exceptions in modern Python?
...goal is to follow whatever standard other exception classes have, so that (for instance) any extra string I include in the exception is printed out by whatever tool caught the exception.
...
Matplotlib: “Unknown projection '3d'” error
... aha, interesting! saw it in the examples but guessed it is for older versions only. Thanks
– dashesy
Apr 24 '13 at 2:49
2
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Change all files and folders permissions of a directory to 644/755
...
One approach could be using find:
for directories
find /desired_location -type d -print0 | xargs -0 chmod 0755
for files
find /desired_location -type f -print0 | xargs -0 chmod 0644
...
What does -D_XOPEN_SOURCE do/mean?
...SOURCE=<some number>
it tells your compiler to include definitions for some extra functions that are defined in the X/Open and POSIX standards.
This will give you some extra functionality that exists on most recent UNIX/BSD/Linux systems, but probably doesn't exist on other systems such as ...
git rebase without changing commit timestamps
Would it make sense to perform git rebase while preserving the commit timestamps?
5 Answers
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Should I use 'has_key()' or 'in' on Python dicts?
...
As an addition, in Python 3, to check for the existence in values, instead of the keys, try >>> 1 in d.values()
– riza
Aug 24 '09 at 18:12
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Foreign keys in mongo?
...tion with cities, but I don't know how to bind cities with items. PS sorry for my bad english.
– Mark Pegasov
Jun 13 '11 at 17:53
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