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How to escape a single quote inside awk
... fedorqui 'SO stop harming'
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answered Mar 28 '12 at 0:31
SteveSteve
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Getting the count of unique values in a column in bash
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How to fix the uninitialized constant Rake::DSL problem on Heroku?
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KaleKale
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Order data frame rows according to vector with specific order
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Try match:
df <- data.frame(name=letters[1:4], value=c(rep(TRUE, 2), rep(FALSE, 2)))
target <- c("b", "c", "a", "d")
df[match(target, df$name),]
name value
2 b TRUE
3 c FALSE
1 a TRUE
4 d FALSE
It will work as long as your target contains exactly...
Setting JDK in Eclipse
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146
You manage the list of available compilers in the Window -> Preferences -> Java -> Ins...
invalid multibyte char (US-ASCII) with Rails and Ruby 1.9
I'm using Ruby 1.9.1 with Rails 2.3.4 My application is to handle text input
6 Answers
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How do I tell Matplotlib to create a second (new) plot, then later plot on the old one?
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How to write multiple line string using Bash with variables?
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480
The syntax (<<<) and the command used (echo) is wrong.
Correct would be:
#!/bin/bas...