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Select first 4 rows of a data.frame in R

... Ole PetersenOle Petersen 61277 silver badges2121 bronze badges ...
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Calling a function every 60 seconds

... | edited Dec 1 '12 at 12:27 answered Jun 29 '10 at 7:44 Bl...
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log4j configuration via JVM argument(s)?

...or this to work. – O. R. Mapper Feb 27 '14 at 17:33 2 @O.R.Mapper - I've amended appropriately ...
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Remove blank lines with grep

...James K. Lowden 6,23911 gold badge1212 silver badges2727 bronze badges answered Aug 8 '10 at 0:17 arsars 99.7k2121 gold badges1301...
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Scala how can I count the number of occurrences in a list

... 27 list.groupBy(i=>i).mapValues(_.size) gives Map[Int, Int] = Map(1 -> 1, 2 -> 3, 7 -&...
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How do I expand the output display to see more columns of a pandas DataFrame?

... answered Oct 27 '15 at 18:04 jezraeljezrael 548k4747 gold badges722722 silver badges737737 bronze badges ...
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How to check if a Ruby object is a Boolean

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Run a string as a command within a Bash script

...the difference. – Charles Duffy Jul 27 '19 at 2:54 ...
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How to retrieve the first word of the output of a command in bash?

...at the begin of the string), not "trailing". – user202729 Oct 28 '18 at 13:42 @AlicePurcell I tried it without ; and i...
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IndentationError: unindent does not match any outer indentation level

... | edited Jan 27 '17 at 15:05 isherwood 42.9k1414 gold badges9494 silver badges122122 bronze badges ...