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Rich Scriven

Rating
1662.72 (394th)
Reputation
79,691 (1,043rd)
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Title Δ
When using freed to read a large cdv, why cannot refer to the colum... 0.00
run 100 model at once, instead of manually one by one 0.00
Using multiple ranges to create a vector in R +0.14
Splitting a dataframe into equal parts 0.00
Indexing a matrix by a vector +1.45
How to do a wordcount on every row of a CSV file? 0.00
How to remove entries in a data drame that are dissimilar 0.00
Remove a phrase from a vector of strings 0.00
Getting an array ordered 0.00
Save a data frame to a file addressing by name 0.00
How to split an element in a character vector and insert it as a ne... -0.24
Multiple replacements within a matrix in a single line in R 0.00
Most efficient way to have R recognize " 41520092010" as... -0.97
Failure to create reproducible example by means of replicate/dput f... 0.00
R - How to grep the records which have exact set of words but nothi... 0.00
Warning when trying to extract hour from time 0.00
R. Multiply a different scalar to every element of a list and sum o... +1.01
Replace cell values in data frame based on column name and variable... +0.85
Fastest way to coerce matrix to integer matrix in R 0.00
R Print Data Frame Names in Global Environment 0.00
Remove column while making a subset 0.00
Remove data frames with zero rows +0.52
Function for duplicate rows +1.09
Rearrange a character string +1.13
How do I apply a list of argument values to a function in R? +0.52
Converting a column (of a dplyr tbl-object) into tbl-header -1.61
combining the vectors to and form a 12x2 matrix +1.29
Most efficient way to create matrix of averages +0.64
Extracting numbers only from cells with mixed values +0.84
Grabbing part of a link from a URL in R +0.91
Remove everything in string up to last forward slash in R 0.00
elementwise and on multiple vectors in R +1.29
Convert data.table to data.frame (i.e. undo setDT) 0.00
Create vector by conditions -1.01
Checking for subset of a list in another list of lists in R 0.00
Load header for data.frame from file +1.06
Extract function parameters and default values from any function 0.00
Locate all indices of a number in a list in R 0.00
Read limited number of rows from excel file in R with read_excel 0.00
Performing operations on multiple subsets within a data.frame (R) 0.00
Fill matrix from list +1.11
conditionally and efficiently changing specific values in column +0.25
How can I reset factors of a vector after modify strings? +0.71
Subset does not work in R 0.00
How can I find difference between value of rows with same colnames... +0.26
R remove variable after assign() using paste0() 0.00
How do I test for numeric values in a dataframe of characters, and... 0.00
dplyr filter : value is contained in a vector 0.00
cleaning the data R 0.00
Splitting a column by taking the right four characters -0.47