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Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
I first noticed in 2009 that GCC (at least on my projects and on my machines) have the tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why.
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Python Script execute commands in Terminal
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There are several ways to do this:
A simple way is using the os module:
import os
os.system(...
Reduce left and right margins in matplotlib plot
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One way to automatically do this is the bbox_inches='tight' kwarg to plt.savefig.
E.g.
impor...
Decimal separator comma (',') with numberDecimal inputType in EditText
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How do I read the first line of a file using cat?
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edited Sep 27 '19 at 15:34
Akaisteph7
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How to make button look like a link?
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button {
background: none!important;
border: none;
padding: 0!important;
/*optio...
How to add multiple objects to ManyToMany relationship at once in Django ?
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Use: object.m2mfield.add(*items) as described in the documentation:
add() accepts an arbitrary number of arguments, not a list of them.
add(obj1, obj2, obj3, ...)
To expand that list into arguments, use *
add(*[obj1, obj2, obj3])
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How to select rows that have current day's timestamp?
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John WooJohn Woo
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What do hjust and vjust do when making a plot using ggplot?
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