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1575.13 (3,482nd) 		Reputation
32,295 (3,688th)
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Title Δ
How to split a string on first number only -0.06
R - loop within a loop to extract multiple string combinations for... -0.59
String Pattern in R -0.56
R - histogram data in aggreagation +0.42
in R how to compute means of increasing number/order of sequence -0.38
R: Melting and Merging Data +0.41
Make a dataframe which contains tag-information to EACH sentence in R -1.48
Calculate difference in dates (in days) between group A and the row... +0.76
Add value on preceding and succeeding rows ( dates) based on observ... +1.77
Difference between two rows divided by the previous row +0.42
Moving windows down through a vector in R 0.00
Descriptive statistics on grouped and ungrouped observations 0.00
Replace all of a string based on its start -1.24
Count column by rows avoiding melt/gather 0.00
Select elements from a character vector with strsplit +1.20
Comparing two data frames and filter the values based on their valu... +1.58
In dplyr mutate, how to reference multiple similarly named variables -0.07
Replace outstanding values from the mean by NA 0.00
In R, how can I diff between rows of a dataframe when a column is P... 0.00
R how to assign Batch ID based on same column values 0.00
R: Extract controlled vocabulary from character vector -1.25
Create a list of vectors representing integers between the nth valu... -2.36
r - grepl, search a data frame for a list of patterns and note the... -0.53
How to create new columns in R based on value data? +0.72
Summarise for multiple group_by variables combined and individually 0.00
Convert aggregated data frame to data frame with nrow~ n Group elem... +1.72
replace NA with values from another table based on groupings (not o... +0.43
Calculate percentage of a two columns +0.23
truncate dataset when variable falls below threshold 0.00
Joining dataframes by dates +2.40
map a function to a list of data frames 0.00
R: create dummy variables based on a categorical variable *of lists* +0.72
change date values in 1 list to ith date value from another list +0.42
Count all possible pairs per group -0.90
Find values that are the contained in all groups of a dataframe +1.79
Replace all characters between the 3rd occurrence of “-” and the &q... -0.20
Extract a part of string on a particular reference -0.20
Sort a DATA FRAME according to column(s), applying NATURAL sorting 0.00
How can I remove elements from a list of character vectors? +1.30
How to create filtered data.frames based on names from a table? 0.00
apply() and table() return strange list when column only has one va... +1.75
Extend an irregular sequence and add zeros to missing values +0.22
How can separate and remove rows with some specific value? -0.70
Output a string as a sentence +0.42
Get a seq() in R with alternating steps +0.80
Vector version of do for/while loop -0.67
Multiplying vectors of different length in R -0.45
Take a groups from one table and use other tables to calculate eucl... -0.31
How to create new column with pasted values of select colnames from... +0.44
Partial Match of text in R -1.64