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How can I determine the direction of a jQuery scroll event?
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Asterisk in function call
I'm using itertools.chain to "flatten" a list of lists in this fashion:
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How to center canvas in html5
I've been searching for a solution for a while now, but haven't found anything. Maybe it's just my search terms.
Well, I'm trying to make the canvas center according to the size of the browser window. The canvas is 800x600.
And if the window gets below 800x600, it should resize as well(but that's no...
How to shift a column in Pandas DataFrame
I would like to shift a column in a Pandas DataFrame , but I haven't been able to find a method to do it from the documentation without rewriting the whole DF. Does anyone know how to do it?
DataFrame:
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How do you reindex an array in PHP?
I have the following array, which I would like to reindex so the keys are reversed (ideally starting at 1):
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What is the lifetime of a static variable in a C++ function?
If a variable is declared as static in a function's scope it is only initialized once and retains its value between function calls. What exactly is its lifetime? When do its constructor and destructor get called?
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Why does `a == b or c or d` always evaluate to True?
I am writing a security system that denies access to unauthorized users.
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Push git commits & tags simultaneously
I'm aware of the reason that git push --tags is a separate operation to plain old git push . 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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How to add to an existing hash in Ruby
In regards to adding an key => value pair to an existing populated hash in Ruby, I'm in the process of working through Apress' Beginning Ruby and have just finished the hashes chapter.
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How to convert a Drawable to a Bitmap?
I would like to set a certain Drawable as the device's wallpaper, but all wallpaper functions accept Bitmap s only. I cannot use WallpaperManager because I'm pre 2.1.
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