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James
  • Member for 15 years, 11 months
  • Last seen more than 6 years ago
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Top posts

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195
Convert R vector to string vector of 1 element
Dec 20, 2012
179
Check if the number is integer
Aug 13, 2010
156
Sort columns of a dataframe by column name
Sep 7, 2011
131
Concatenate text files with Windows command line, dropping leading lines
Mar 19, 2010
123
Get type of all variables
Oct 2, 2012
117
Adding time to POSIXct object in R
Aug 12, 2012
90
How to sum a numeric list elements
Jan 20, 2012
78
Split dataframe using two columns of data and apply common transformation on list of resulting dataframes
Jan 20, 2012
77
Convert months mmm to numeric
Jul 1, 2011
73
Set NA to 0 in R
Apr 13, 2012

Top Meta posts

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140
What is this new DEV share button integrated with SO?
89
Why are a lot of users (including moderators) upset about where SO is going?
36
Why has the SO homepage been replaced with a marketing page?
27
Restrict up vote rights
26
Should [oneplus], [oneplusone], [oneplustwo] and [oneplusthree] be merged?

Top network posts

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48
What is a "saturated" model?
31
What's the function of the Alt Gr key?
31
How to predict or extend regression lines in ggplot2?