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Matt Weller's user avatar
Matt Weller's user avatar
Matt Weller's user avatar
Matt Weller
  • Member for 12 years, 7 months
  • Last seen more than 3 years ago
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Top posts
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86
Adjust the output width of R Markdown HTML output
Mar 13, 2013
38
Apply function on a subset of columns (.SDcols) whilst applying a different function on another column (within groups)
Dec 8, 2013
20
Unique values of factor column containing NAs => "Hash table is full" error
Dec 4, 2013
12
Memory issue with foreach loop in R on Windows 8 (64-bit) (doParallel package)
Dec 28, 2013
11
Reading in all files with a specific extension
Jan 5, 2014
8
Filling a certain number of rows in Excel automatically
Jan 9, 2014
6
Subsetting columns works on data.frame but not on data.table
Jan 16, 2014
5
Iterator issue with foreach splitting data.tables: Error in { : undefined columns selected
Sep 28, 2015
5
Altering a data frame in R
Jan 10, 2014
5
Installing R `forecast` package on a Linux Cluster: compiler issues?
Apr 19, 2016