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sindri_baldur

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1543.60 (10,175th) 		Reputation
8,049 (19,576th)
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Title Δ
Quick way to turn copied text to character strings in R? +0.26
Get value of last non-NA row per column in data.table -3.77
data.table execute function on groups of columns -3.82
Calculate Mean of Multiply Columns with Condition in R +4.11
Grouping variables based on location, year and person name +4.55
Reduce number of levels for large categorical variables +4.49
Ranking and Counting Matrix Elements in R -3.19
Calculate rowMeans on a range of column (Variable number) -1.81
reset cell values based on values in another column in R -3.75
Better way of adding data.frame columns by referring to indeces -0.50
Delete all repeated values -3.80
Ordering the x-axis in an R graph -1.53
How to do Ifelse function in R -4.11
Split a column in two in r -3.58
how to select columns which share specific name in a data frame -4.51
Loop through a R matrix row-wise and print elements 0.00
Order of column in R -3.60