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Pair/tuple data type in Go
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$window.unbind('scroll', onScroll);
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};
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Spring Data JPA find by embedded object property
...ne findByIdAndTwoId(Long oneId, Long twoId); and results in a query of the form: select ...... from one one_ left outer join two two_ on one_.two_id = two_.id where one_id = ? and two_.id = ?
– TroJaN
May 4 at 17:17
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Convert Unicode to ASCII without errors in Python
...s sometimes desirable to remove accents from characters and print the base form. This can be accomplished with
>>> import unicodedata
>>> unicodedata.normalize('NFKD', u'aあä').encode('ascii', 'ignore')
'aa'
You may also want to translate other characters (such as punctuation)...
What is the python “with” statement designed for?
... import localcontext
with localcontext() as ctx:
ctx.prec = 42 # Perform a high precision calculation
s = calculate_something()
s = +s # Round the final result back to the default precision
I use this a lot with the Hypergeometric Test which requires the division of large numbers resul...
Python memory usage of numpy arrays
...()
if isinstance(value, numpy.ndarray)):
print("{:>30}: {:>8}".format(name, naturalsize(size)))
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How does “304 Not Modified” work exactly?
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}
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Image Greyscale with CSS & re-color on mouse-over?
...0%);
}
svg {
background: url(http://4.bp.blogspot.com/-IzPWLqY4gJ0/T01CPzNb1KI/AAAAAAAACgA/_8uyj68QhFE/s400/a2cf7051-5952-4b39-aca3-4481976cb242.jpg);
}
svg image {
transition: all .6s ease;
}
svg image:hover {
opacity: 0;
}
<p>Firefox, Chrome, Safari, IE6-9</p>
&...
When to throw an exception?
... Hmm, no. Exceptions can be used as control flow mechanisms if maximum performance isn't required, which is true of most web-apps. Python uses the exception 'StopIteration' to terminate iterators, and it works very well. The cost is nothing compared to IO, etc.
– Seun Osewa
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Expansion of variables inside single quotes in a command in Bash
...h means that it's taken literally, without variable expansion or any other form of interpretation.
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Non-alphanumeric list order from os.listdir()
...if I am in a current directory containing the following subdirectories: run01, run02, ... run19, run20, and then I generate a list from the following command:
...