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LINQ with groupby and count

... 412 After calling GroupBy, you get a series of groups IEnumerable<Grouping>, where each Group...
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'const int' vs. 'int const' as function parameters in C++ and C

... 177 const T and T const are identical. With pointer types it becomes more complicated: const cha...
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JavaScript open in a new window, not tab

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Can scripts be inserted with innerHTML?

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How can I check if a program exists from a Bash script?

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Django in / not in query

... 166 table1.objects.exclude(id__in= table2.objects.filter(your_condition).values_list('id', fla...
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What is the difference between range and xrange functions in Python 2.X?

... In Python 2.x: range creates a list, so if you do range(1, 10000000) it creates a list in memory with 9999999 elements. xrange is a sequence object that evaluates lazily. In Python 3, range does the equivalent of python's xrange, and to get the list, you have to use list(rang...
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How to get full path of a file?

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Generate a heatmap in MatPlotLib using a scatter data set

I have a set of X,Y data points (about 10k) that are easy to plot as a scatter plot but that I would like to represent as a heatmap. ...
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H2 in-memory database. Table not found

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