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How to get the python.exe location programmatically? [duplicate]
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That only makes sense if you are already running the Python interpreter. I think he's trying to find the location from outside of Python itself.
– John Montgomery
Apr 15 '09 at 10:38
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Unable to find a locale path to store translations for file __init__.py
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Turns out you need to create a locale folder first using mkdir locale. If you are running the command from within an app folder, you need a locale folder within that app folder.
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When to use in vs ref vs out
...arameter keyword out instead of ref . While I (I think) understand the difference between the ref and out keywords (that has been asked before ) and the best explanation seems to be that ref == in and out , what are some (hypothetical or code) examples where I should always use out an...
What is the best regular expression to check if a string is a valid URL?
How can I check if a given string is a valid URL address?
55 Answers
55
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Javascript replace with reference to matched group?
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replacementValue can be a function and it is passed different arguments based on the catch groups? Amazing!
– daveloyall
Jun 13 '14 at 20:36
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“Uncaught TypeError: Illegal invocation” in Chrome
...Error: Illegal invocation. However, alert.call(window) works fine, because now alert is executed in its original scope.
If you use .call() with your object like that:
support.animationFrame.call(window, function() {});
it works fine, because requestAnimationFrame is executed in scope of window i...
Proper SCSS Asset Structure in Rails
..."bootstrap/bootstrap.scss";
Because of the order of the imports, you can now use the variables, loaded with @import "variables.scss"; in any other .scss file imported after it. So they can be used in type.scss in the bootstrap folder but also in my_model.css.scss.
After this create a folder named...
Separation of business logic and data access in django
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It seems like you are asking about the difference between the data model and the domain model – the latter is where you can find the business logic and entities as perceived by your end user, the former is where you actually store your data.
Furthermore, I've in...
What is the relationship between UIView's setNeedsLayout, layoutIfNeeded and layoutSubviews?
... correct:
[self.subview1 setNeedsLayout];
// but I don't claim to know definitively.
}
AFAIK layoutIfNeeded isn't generally meant to be overridden in your subclass. It's a method that you're meant to call when you want a view to be laid out right now. Apple's implementation might look so...
Creating an empty Pandas DataFrame, then filling it?
...me
import pandas as pd
import numpy as np
todays_date = datetime.datetime.now().date()
index = pd.date_range(todays_date-datetime.timedelta(10), periods=10, freq='D')
columns = ['A','B', 'C']
Note: we could create an empty DataFrame (with NaNs) simply by writing:
df_ = pd.DataFrame(index=index,...