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Python try…except comma vs 'as' in except
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The definitive document is PEP-3110: Catching Exceptions
Summary:
In Python 3.x, using as is required to assign an exception to a variable.
In Python 2.6+, use the as syntax, since it is far less ambiguous and forward compatible with Python 3.x.
In Pyth...
matplotlib colorbar for scatter
I'm working with data that has the data has 3 plotting parameters: x,y,c. How do you create a custom color value for a scatter plot?
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How to run cron once, daily at 10pm
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376
It's running every minute of the hour 22 I guess. Try the following to run it every first minu...
ZSH iterm2 increase number of lines history
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Concatenate a vector of strings/character
...ta, collapse = '')
Thanks to http://twitter.com/onelinetips/status/7491806343
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How do you manually execute SQL commands in Ruby On Rails using NuoDB
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edited Jan 23 '19 at 10:24
Jan Klimo
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Assigning a variable NaN in python without numpy
...>>> import math
>>> math.isnan(nan)
True
Before Python 3.5, one could use float("nan") (case insensitive).
Note that checking to see if two things that are NaN are equal to one another will always return false. This is in part because two things that are "not a number" cannot (s...
Where is shared_ptr?
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edited Mar 9 '12 at 3:01
answered May 27 '10 at 3:09
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
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