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Exit a Script On Error
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138
Are you looking for exit?
This is the best bash guide around.
http://tldp.org/LDP/abs/html/
I...
What format string do I use for milliseconds in date strings on iPhone?
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answered Jun 23 '11 at 15:53
Simon WhitakerSimon Whitaker
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Handler is abstract ,cannot be instantiated
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379
It seems you have imported a wrong Handler class
import java.util.logging.Handler;
Change i...
How to cherry pick from 1 branch to another
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edited Dec 13 '19 at 16:38
Paolo
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a...
What is purpose of the property “private” in package.json?
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answered Sep 6 '11 at 4:31
aceace
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jQuery form serialize - empty string
...x Kling
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1
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Hidden features of Ruby
...product| product.modulo(factor).zero?}
end
case number
when multiple_of(3)
puts "Multiple of 3"
when multiple_of(7)
puts "Multiple of 7"
end
share
edited Dec 8 '...
How do you delete a column by name in data.table?
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Any of the following will remove column foo from the data.table df3:
# Method 1 (and preferred as it takes 0.00s even on a 20GB data.table)
df3[,foo:=NULL]
df3[, c("foo","bar"):=NULL] # remove two columns
myVar = "foo"
df3[, (myVar):=NULL] # lookup myVar contents
# Method 2a -- A saf...
Syntax highlighting code with Javascript [closed]
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13 Answers
13
Active
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Extracting .jar file with command line
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153
From the docs:
To extract the files from a jar file, use x, as in:
C:\Java> jar xf myFil...