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Cath

Rating
1609.42 (1,421st)
Reputation
20,257 (6,701st)
Page: 1 2 3 4 ... 10
Title Δ
Allocating gender variable to new column 0.00
vectorising complex dplyr statement in R +0.86
Create a specific number of new variables depending on the value of... +0.31
change value of a column with conditions +1.52
splitting the contents in the list in R +2.10
R create new variable from several columns if one satisfies condition +1.33
Text extract and adding to new column +1.34
Select a part of R object that it is between quotes 0.00
R Dataframe: Add new column as sum of certain other columns 0.00
Split character string by forward slash or nothing +1.83
Split text by sentence but not by special patterns +1.76
Find previous same value in a vector and apply certain conditions -0.07
Adding some figures/numbers on the colored map with map.text 0.00
Make color palette of discretized values for a continuous variable... 0.00
Finding the largest number in a vector which is smaller than specif... +0.52
Simplest way to cross table a sting based on its sign -0.03
Clusters labels in dendrogram +0.38
Get element number of list while iterating through it +0.25
How to return the last value in a vector that met a certain condition -0.60
Fill logical matrix with values from list -0.11
Regular expressions, extract specific parts of pattern +1.42
function for counting discordant pairs is not working +0.40
Reference the row above in a data.frame if condition not satisfied +2.49
check if a character within a string is uppercase +0.10
Issue with renaming data.table 0.00
Regular expression with exception in R (grep) 0.00
Extract first continuous sequence in vector +2.05
trimws bug? leading whitespace not removed +0.37
Selecting top N rows for each group based on value in column +0.40
How to check if columns in dataframe are identical in R [produce ma... +0.05
getting either 1 or -1 0.00
Reshape alphabetical order of names R bug? 0.00
R: how to reshape a data frame by column +0.38
R Merge tables with one identifier, and other columns with same nam... 0.00
Nested rolling sum in vector +1.50
Value replacement of dataframe - R +1.46
How to reduce tables with different sizes? +1.46
R: Get cells which contains four numbers in a row and get this numb... +1.62
Write first letters of all words from a string into a new one -0.33
Conditionally remove of rows in dataframe which includes NA +1.61
Compare vector to subset of row in a data.frame +1.62
Unique values for the 1st group then the 1st and 2nd and so on +1.92
Find 1 preceded by 0 in a binary vector -1.55
Consecutive sequences not defined a priori in R +0.88
R dendrogram by cluster 0.00
Add each element of vector to another vector -0.17
Line break in R plot legend +1.87
How to find the "real" number of characters in a Unicode... 0.00
Extract string from text after matching - regex R 0.00
mapping values between data frames R +0.66