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Using ls to list directories and their total sizes
Is it possible to use ls in Unim>x m> to list the total size of a sub-directory and all its contents as opposed to the usual 4K that (I assume) is just the directory file itself?
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How to reorder data.table columns (without copying)
I'd like to reorder columns in my data.table m>x m> , given a character vector of column names, neworder :
2 Answers
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How to configure Mac OS m>X m> term so that git has color? [closed]
I've seen a Mac OS m>X m> git demo online in which it's configured to have multiple colors.
6 Answers
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Inline labels in Matplotlib
In Matplotlib, it's not too tough to make a legend ( em>x m>ample_legend() , below), but I think it's better style to put labels right on the curves being plotted (as in em>x m>ample_inline() , below). This can be very fiddly, because I have to specify coordinates by hand, and, if I re-format the plot, I pro...
How to sort with lambda in Python
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Use
a = sorted(a, key=lambda m>x m>: m>x m>.modified, reverse=True)
# ^^^^
On Python 2.m>x m>, the sorted function takes its arguments in this order:
sorted(iterable, cmp=None, key=None, reverse=False)
so without the key=, the function you pass in will...
RGB to hem>x m> and hem>x m> to RGB
How to convert colors in RGB format to hem>x m> format and vice versa?
50 Answers
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How do I match any character across multiple lines in a regular em>x m>pression?
For em>x m>ample, this regem>x m>
24 Answers
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Realistic usage of the C99 'restrict' keyword?
...he vector instructions.
Wikipedia has an entry on restrict, with another em>x m>ample, here.
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deleting rows in numpy array
...rom arrays is the numpy.delete method.
Suppose I have the following array m>x m>:
m>x m> = array([[1,2,3],
[4,5,6],
[7,8,9]])
To delete the first row, do this:
m>x m> = numpy.delete(m>x m>, (0), am>x m>is=0)
To delete the third column, do this:
m>x m> = numpy.delete(m>x m>,(2), am>x m>is=1)
So you could find the ...
Using custom std::set comparator
...ying to change the default order of the items in a set of integers to be lem>x m>icographic instead of numeric, and I can't get the following to compile with g++:
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