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How to add a spinner icon to button when it's in the Loading state?
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If you look at the bootstrap-button.js source, you'll see that the bootstrap plugin replaces th...
Pandas convert dataframe to array of tuples
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Why 0 is true but false is 1 in the shell?
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Selecting with complex criteria from pandas.DataFrame
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406
Sure! Setup:
>>> import pandas as pd
>>> from random import randint
>>...
str performance in python
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'%s' % 100000 is evaluated by the compiler and is equivalent to a constant at run-time.
>&g...
What does {0} mean when initializing an object?
When {0} is used to initialize an object, what does it mean? I can't find any references to {0} anywhere, and because of the curly braces Google searches are not helpful.
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Python: fastest way to create a list of n lists
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The probably only way which is marginally faster than
d = [[] for x in xrange(n)]
is
from ...
Crontab Day of the Week syntax
In crontab does the Day of the Week field run from 0 - 6 or 1 -7 ?
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CPU Privilege Rings: Why rings 1 and 2 aren't used?
...art of the modern protection model) only has a concept of privileged (ring 0,1,2) and unprivileged, the benefit to rings 1 and 2 were diminished greatly.
The intent by Intel in having rings 1 and 2 is for the OS to put device drivers at that level, so they are privileged, but somewhat separated fro...
Difference between decimal, float and double in .NET?
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float and double are floating binary point types. In other words, they represent a number like t...