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How do I detect a click outside an element?
...uld be avoided as it breaks normal event flow in the DOM. See this article for more information. Consider using this method instead
Attach a click event to the document body which closes the window. Attach a separate click event to the container which stops propagation to the document body.
$(win...
How to validate an e-mail address in swift?
...z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,64}"
let emailPred = NSPredicate(format:"SELF MATCHES %@", emailRegEx)
return emailPred.evaluate(with: email)
}
for versions of Swift earlier than 3.0:
func isValidEmail(email: String) -> Bool {
let emailRegEx = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]...
Multiple levels of 'collection.defaultdict' in Python
...'t pickle, meaning multiprocessing is unhappy about sending these back and forth.
– Noah
Mar 27 '12 at 16:49
19
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Is there a TRY CATCH command in Bash
... command1 &&
#save your output
} || { # catch
# save log for exception
}
Also bash contains some error handling mechanisms, as well
set -e
it stops your script if any simple command fails.
And also why not if...else. It is your best friend.
...
How to get the parents of a Python class?
...tes (as I am typing this) but this is SO much simpler than some convoluted for loop, looking into bases one class at a time, not to mention when a class extends TWO or more parent classes. Importing and using inspect just clouds the scope unnecessarily. It honestly is a shame people don't know to ...
mongodb group values by multiple fields
For example, I have these documents:
3 Answers
3
...
Import a module from a relative path
...ckages (do have the __init__.py file inside them), here is a safe solution for inclusion of modules relatively to the location of the script.
I assume that you want to do this, because you need to include a set of modules with your script. I use this in production in several products and works in m...
std::function and std::bind: what are they, and when should they be used?
...
std::bind is for partial function application.
That is, suppose you have a function object f which takes 3 arguments:
f(a,b,c);
You want a new function object which only takes two arguments, defined as:
g(a,b) := f(a, 4, b);
g is a...
std::vector performance regression when enabling C++11
I have found an interesting performance regression in a small C++ snippet, when I enable C++11:
1 Answer
...
`if __name__ == '__main__'` equivalent in Ruby
...
It's handy, though, for testing things -- you can put module tests in there and run them just from the module file without any wrapper.
– ebneter
Feb 12 '10 at 3:11
...