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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...tag.html_safe would rais an error. Putting it in "#{html_tag}" implicitly calls html_tag.to_s, which hopefully will return a string, which will then be able to respond to html_safe
– sockmonk
Nov 4 '13 at 21:52
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Best practice for Django project working directory structure
I know there is actually no single right way. However I've found that it's hard to create a directory structure that works well and remain clean for every developer and administrator. There is some standard structure in most projects on github. But it does not show a way to organize another files an...
How to check if a string is a valid date
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Using a "catch-it-all" rescue should be considered an anti-pattern. It can hide out other errors which we don't expect and make the debugging of the code extremely difficult.
– yagooar
Jan 29 '13 at 10:32...
detect key press in python?
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Python has a keyboard module with many features. Install it, perhaps with this command:
pip3 install keyboard
Then use it in code like:
import keyboard # using module keyboard
while True: # making a loop
try: # used try so that if user pressed other than the given ...
Add regression line equation and R^2 on graph
...n my machine, where the label is overwritten as many times as the data is called, resulting in a thick and blurry label text. Passing the labels to a data.frame first works (see my suggestion in a comment below.
– PatrickT
Apr 29 '14 at 10:52
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Get the height and width of the browser viewport without scrollbars using jquery?
How do I get the height and width of the browser viewport without scrollbars using jQuery?
10 Answers
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Find nearest value in numpy array
...f you can't assume that the array is already sorted. It’s overkill for small arrays, but once they get large this is much faster.
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How to get the parents of a Python class?
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If you want all the ancestors rather than just the immediate ones, use inspect.getmro:
import inspect
print inspect.getmro(cls)
Usefully, this gives you all ancestor classes in the "method resolution order" -- i.e. the order in which ...
Build a Basic Python Iterator
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Iterator objects in python conform to the iterator protocol, which basically means they provide two methods: __iter__() and __next__().
The __iter__ returns the iterator object and is implicitly called
at the start of loops.
The __next__() method returns the next value and is implicitly cal...
Push git commits & tags simultaneously
...h . Pushing tags should be a conscious choice since you don't want accidentally push one. That's fine. But is there a way to push both together? (Aside from git push && git push --tags .)
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