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Split comma-separated strings in a column into separate rows
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Create chart
library(ggplot2)
ggplot(mba, aes(n_row, median_time*1e-6, group = expr, colour = expr)) +
geom_point() + geom_smooth(se = FALSE) +
scale_x_log10(breaks = NROW(director) * n_rep) + scale_y_log10() +
xlab("number of rows") + ylab("median of execution time [ms]") +
ggtitle("...
ScalaTest in sbt: is there a way to run a single test without tags?
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How can I filter on multiple substrings? Tests may be grouped in a hierarchy (WordSpec), and the name parts separated by when and should can repeat between tests. To chose one specific test I need to say "name contains this AND that".
– Vituel
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Why is “Set as Startup” option stored in the suo file and not the sln file?
...works also if you want to have more than one project in your default start group. The only disadvantage that I know about is that this command must be run by everyone who don't want to commit the SUO file.
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What would be C++ limitations compared C language? [closed]
...if Guido had decided not to add objects to his scripting language, and two groups had created mutually incompatible forks of Python to add objects, one with an object model based on Smalltalk, the other with a class system based on Simula. Then Guido continued to improve Python focussing its core us...
Is 0 a decimal literal or an octal literal?
...at "A token is a string of one or more characters that is significant as a group." appears to be from this Wikipedia article.
– Keith Thompson
Oct 30 '14 at 20:25
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How do you use Mongoose without defining a schema?
...he node driver or another mongo module for those schemaless ones.
https://groups.google.com/forum/#!msg/mongoose-orm/Bj9KTjI0NAQ/qSojYmoDwDYJ
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How to rsync only a specific list of files?
... permissions
-t : preserve modification times
-g : preserve group
-o : preserve owner (super-user only)
-D : same as --devices --specials
-q : quiet (https://serverfault.com/questions/547106/run-totally-silent-rsync)
--delete
This tells rsync to delete e...
How to read the Stock CPU Usage data
... red is time in the kernel, blue is io interrupt time." - Dianne Hackborn groups.google.com/forum/?fromgroups=#!topic/android-platform/…
– Bo.
Sep 26 '12 at 6:21
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How do I break a string over multiple lines?
...need to repeat the | on each line, for reasons that are not obvious to me: groups.google.com/forum/#!topic/pandoc-discuss/xuqEmhWgf9A
– cboettig
Oct 24 '13 at 19:48
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Git ignore file for Xcode projects
... settings (window sizes, bookmarks, breakpoints, custom executables, smart groups)
#
# This is complicated:
#
# SOMETIMES you need to put this file in version control.
# Apple designed it poorly - if you use "custom executables", they are
# saved in this file.
# 99% of projects do NOT use those, so...