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Frank

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57,070 (1,677th)
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Title Δ
Random subsets in function of one column in r -1.38
How to remove the variable by the list of varibale name in R 0.00
R: Convert obscure table into matrix +1.48
data.table sum and subset -0.81
Combining tapply and 'not in' logic, using R -1.22
Fastest way to filter a data.frame list column contents in R / Rcpp +0.81
Using spread to create two value columns with tidyr +0.82
which(vector1 < vector2) +0.33
Permute/randomize rows within a column independently +1.62
Removing Rows from array +2.59
What is the equivalent of following aggregate method using data.tab... -0.00
grep in R two strings that differ by one character +0.38
How to generate bivariate categorical variables with defined correl... +1.81
Rename by list() variable name rather than index in R +2.71
R: Calculate the column medians by grouping the ID's 0.00
How do I find "origin" of a Date in R 0.00
Create new functions using a list of functions and list of function... -0.96
Merging Data Table Information in R Based on Conditions 0.00
R infinity dates mixed with text 0.00
Escaping quotes to submit sql in R Markdown using ODBC 0.00
How to get a variable's name based on its value -0.52
Change list items to name R +2.10
Named arrays, dataframes and matrices -0.83
Break list into rows while preserving identifiers in r -0.74
summary statistics of multiple data frames within a list +0.87
How to select more than one column using Regex -0.16
how to store result in list from a for loop 0.00
How to drop terms from a mixed model formula -1.45
How to impute values for a specific condition? 0.00
Recoding variables with NAs in R +0.55
nested ifelse() is the worst; what's the best? -1.69
How to create a random matching between the rows of two data.tables... -0.05
expand.grid function for data.frames in R -1.06
R: Add column to table with data from another table -1.12
How to finding a given length of runs in a series of data? +0.49
Blank line as block-data separator -2.14
How to replace NA values in a data.table with na.spline +2.04
Filtering a Dataset by another Dataset in R -0.00
Rename a data frame using the value of a string? 0.00
Pass data.table column into function when using .SDcols 0.00
Follow-up: Matching factor levels in R with shared unique row names -2.00
Return all factor levels by name as new columns from a three column... +1.23
Combining multiple lists of variable names in data.table? -0.35
Retain only the most recent date for every ID in an R data frame -0.14
How to subset a data.frame? -1.27
how to combine two levels in one categorical variable in R +1.86
Demean R data.table: list of columns 0.00
Filtering rows with specific characteristics relative to other rows +0.01
R - get values from multiple variables in the environment +0.48
Replicating rows in data.table by column value +0.53