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Rating Stats for

Christian Borck

Rating
1501.12 (410,375th) 		Reputation
907 (167,907th)
Page: 1
Title Δ
R data.table: How to optimize calculation of the value differences... +4.90
Getting R to interact with an external application -4.04
Reading multiple csv files faster into data.table R -0.79
subtract column values on data.table join 0.00
multi-conditional statement by group -3.35
Creating variables in nested for loop in R 0.00
R - Aggregate data in dataframe by creating groups "1:10"... -0.09
join two data tables based on column conditions 0.00
Merging two data.frames by key column +3.83
R: making a dummy column based on a range of values with a huge dat... -1.64
How to Optimize the URL in R 0.00
Spliiting a time series and applying different functions to differe... 0.00
Select a group of rows which uniquely identified by more than one c... +4.67
Parallel execution and writing results into matrix using foreach pa... 0.00
Compare time in R -0.78
Create dataframe from aggregate with function 0.00
Create equal partitions of a database in R -0.15
How to select data from imported excel file between two date ranges... 0.00
data.table column/data filtering execution order in R? 0.00
How could I output several plot and values in R function? 0.00
Reshape data frame by row -1.44
R: "R-ify' triple loop with conditions based on row position 0.00
Analytics metrics e.g. visitBounceRate, AvgTimeOnSite NOT accessibl... 0.00