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Assign pandas dataframe column dtypes
I want to set the dtype s of multiple columns in pd.Dataframe (I have a file that I've had to manually parse into a list of lists, as the file was not amenable for pd.read_csv )
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Is Java RegEx case-insensitive?
In Java, when doing a replaceAll to look for a regex pattern like:
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Does Flask support regular expressions in its URL routing?
I understand that Flask has the int, float and path converters, but the application we're developing has more complex patterns in its URLs.
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How do I draw a grid onto a plot in Python?
I just finished writing code to make a plot using pylab in Python and now I would like to superimpose a grid of 10x10 onto the scatter plot. How do I do that?
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Enable Vim Syntax Highlighting By Default
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AngularJS directive with default options
I'm just starting with angularjs, and am working on converting a few old JQuery plugins to Angular directives. I'd like to define a set of default options for my (element) directive, which can be overridden by specifying the option value in an attribute.
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Laravel Eloquent Sum of relation's column
I've been working on a shoppingcart application and now I've come to the following issue..
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Concurrent.futures vs Multiprocessing in Python 3
Python 3.2 introduced Concurrent Futures , which appear to be some advanced combination of the older threading and multiprocessing modules.
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Cost of len() function
What is the cost of len() function for Python built-ins? (list/tuple/string/dictionary)
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How do you make a WPF slider snap only to discrete integer positions?
...oo often I want a WPF slider that behaves like the System.Windows.Forms.TrackBar of old. That is, I want a slider that goes from X to Y but only allows the user to move it in discrete integer positions.
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