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Difference between del, remove and pop on lists
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1423
The effects of the three different methods to remove an element from a list:
remove removes the...
Export Postgresql table data using pgAdmin
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edited Nov 25 '16 at 15:06
Alfonso Tienda
2,72511 gold badge1313 silver badges2727 bronze badges
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Switch case with fallthrough?
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Use a vertical bar (|) for "or".
case "$C" in
"1")
do_this()
;;
"2" | "3")
do_what_you_are_supposed_to_do()
;;
*)
do_nothing()
;;
esac
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Remove data.frame row names when using xtable
...; print(xtable(res), include.rownames=FALSE)
% latex table generated in R 2.12.2 by xtable 1.5-6 package
% Fri Mar 25 10:06:08 2011
\begin{table}[ht]
\begin{center}
\begin{tabular}{rrrrr}
\hline
am & cyl & mpg & hp & wt \\
\hline
0.00 & 4.00 & 22.90 & 84.67 & 2....
Getting individual colors from a color map in matplotlib
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226
You can do this with the code below, and the code in your question was actually very close to ...
Following git-flow how should you handle a hotfix of an earlier release?
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answered Oct 10 '15 at 9:20
Klas MellbournKlas Mellbourn
33.5k1717 gold badges111111 silver badges138138 bronze badges
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Convert timedelta to total seconds
...s().
>>> import datetime
>>> datetime.timedelta(seconds=24*60*60).total_seconds()
86400.0
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File content into unix variable with newlines
...anscript for a demo:
pax> cat num1.txt ; x=$(cat num1.txt)
line 1
line 2
pax> echo $x ; echo '===' ; echo "$x"
line 1 line 2
===
line 1
line 2
The reason why newlines are replaced with spaces is not entirely to do with the echo command, rather it's a combination of things.
When given a ...
Cleanest and most Pythonic way to get tomorrow's date?
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252
datetime.date.today() + datetime.timedelta(days=1) should do the trick
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How do I return rows with a specific value first?
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On SQL Server, Oracle, DB2, and many other database systems, this is what you can use:
ORDER BY CASE WHEN city = 'New York' THEN 1 ELSE 2 END, city
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