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Alex

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Top Questions
139 votes

Assign multiple columns using := in data.table, by group

r dataframe data.table variable-assignment colon-equals asked Jul 27 '12 at 2:13
stackoverflow.com

117 votes

Dual monitor workspaces in Ubuntu 18.04

gnome workspaces activities-overview asked Jul 25 '18 at 20:00
askubuntu.com

88 votes

Select first element of nested list

r list asked Dec 6 '13 at 16:23
stackoverflow.com

68 votes

.EACHI in data.table?

r performance group-by data.table asked Nov 18 '14 at 21:03
stackoverflow.com

55 votes

write.csv for large data.table

r file-io csv data.frame data.table asked Aug 17 '12 at 22:23
stackoverflow.com

49 votes

reshape vs. reshape2 in R

r reshape reshape2 asked Sep 11 '12 at 20:22
stackoverflow.com

49 votes

Return data subset time frames within another timeframes?

r time-series subset xts asked Aug 8 '12 at 19:15
stackoverflow.com

48 votes

preallocate list in R

performance r list memory asked Sep 17 '12 at 17:33
stackoverflow.com

48 votes

rank and order in R

r sorting r-faq asked Sep 5 '12 at 20:26
stackoverflow.com

45 votes

rolling joins data.table in R

r join time-series data.table asked Aug 19 '12 at 23:59
stackoverflow.com

1 2 3 4 5 … 10 next

Top Answers
32
RMySQL dbWriteTable with field.types
stackoverflow.com

30
aggregating multiple columns in data.table
stackoverflow.com

8
rank and order in R
stackoverflow.com

6
connecting to database using RMySQL, R and MySQL
stackoverflow.com

6
R data.table behavior while filtering rows
stackoverflow.com


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