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Can someone explain __all__ in Python?
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answered Sep 4 '08 at 21:30
JimmyJimmy
77.8k1616 gold badges113113 silver badges135135 bronze badges
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Static constant string (class member)
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edited Nov 20 '19 at 15:54
answered Oct 14 '09 at 2:03
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php execute a background process
...Linux machine, I've always handled it like this:
exec(sprintf("%s > %s 2>&1 & echo $! >> %s", $cmd, $outputfile, $pidfile));
This launches the command $cmd, redirects the command output to $outputfile, and writes the process id to $pidfile.
That lets you easily monitor what t...
How to plot two histograms together in R?
...data and combine them.
carrots <- data.frame(length = rnorm(100000, 6, 2))
cukes <- data.frame(length = rnorm(50000, 7, 2.5))
# Now, combine your two dataframes into one.
# First make a new column in each that will be
# a variable to identify where they came from later.
carrots$veg <- ...
How can we make xkcd style graphs?
...cd style graphs in Mathematica and in LaTeX . Can we do it in R? Ggplot2-ers? A geom_xkcd and/or theme_xkcd?
7 Answers
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'git add --patch' to include new files?
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edited Aug 22 '17 at 19:53
answered Aug 11 '17 at 17:44
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Why is the order in dictionaries and sets arbitrary?
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+50
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Exit single-user mode
...orer is pointed to a system database like master.
Second, execute a sp_who2 and find all the connections to database 'my_db'.
Kill all the connections by doing KILL { session id } where session id is the SPID listed by sp_who2.
Third, open a new query window.
Execute the following code.
-- Start...
What does the number in parentheses shown after Unix command names in manpages mean?
For example: man(1) , find(3) , updatedb(2) ?
7 Answers
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