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Very large matrices using Python and NumPy
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PyTables and NumPy are the way to go.
PyTables will store the data on disk in HDF format, with...
Modifying a subset of rows in a pandas dataframe
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Here is from pandas docs on advanced indexing:
The section will explain exactly what you need...
What is the benefit of using $() instead of backticks in shell scripts?
There are two ways to capture the output of command line in bash :
8 Answers
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Edit line thickness of CSS 'underline' attribute
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...or multiple lines of text
– cfx
Mar 11 '14 at 23:05
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How can I do something like a FlowLayout in Android?
...u watch the talk I gave at the Devoxx University day (available on parleys.com) you will learn how to do it yourself. During the talk I wrote a FlowLayout implementation live on stage to show how simple it is to write custom layouts.
The implementation is hosted here.
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What is the difference between gravity and layout_gravity in Android?
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As @Suragch commented on his answer, layout_gravity only works in LinearLayout and FrameLayout. LinearLayout has constraints to it though.
– Marco Luglio
Jun 25 '15 at 5:49
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Programmatically find the number of cores on a machine
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Why doesn't this code simply print letters A to Z?
...s into 'AA', while in C 'Z'+1 turns into '[' ( ord('Z') == 90, ord('[') == 91 ).
Note that character variables can be incremented but not decremented and even so only plain ASCII characters (a-z and A-Z) are supported.
From Comments:-
It should also be noted that <= is a lexicographical comparis...
Why number 9 in kill -9 command in unix? [closed]
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See the wikipedia article on Unix signals for the list of other signals. SIGKILL just happened ...
Calculating moving average
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Gregor Thomas
91.9k1515 gold badges126126 silver badges235235 bronze badges
answered Feb 1 '11 at 12:06
Matti Paste...