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Hugh

Rating
1509.73 (72,567th) 		Reputation
7,805 (20,274th)
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Title Δ
Scale relative to a value in each group (via dplyr) +4.37
Highlight specific dot in ggplot2 +3.87
Regex in R: How to extract certain letters from alphanumeric elemen... -0.14
How do I reference previous/next rows when iterating through a data... 0.00
If value in one column is greater than the value of another then in... +2.43
Replacing an entire string with one single letter in R +1.90
R - Constructing matrix, simulate probabilty, contain in new matrix... +0.57
Add value to or change values of a subset of rows in a column in R +3.83
Assigning Directory as a Variable in R 0.00
Excel - Find the biggest gap in a set of numbers? -2.01
Efficient Simulation of Brownian Motion in R 0.00
getSymbols downloading data for multiple symbols and calculate retu... +4.62
Elegant way to drop rare factor levels from data frame -2.01
In R I am unable to assign column names to a data frame -0.09
Need help removing HTML tags, certain punctuation, and ending periods -2.61
Remove infinite values from a matrix in R 0.00
R - Excel VLOOKUP equivalent - Lookup, replace +3.66
Subsetting Data based on a date range in R +4.34
regex for extracting only alphabets and numbers in a string in R 0.00
How to keep function(dset,group) unchanged in R 0.00
Create vector with increasing variance +4.21
R - Deleting rows from one data set which are present in another da... +4.13
qplot "bunching" in R 0.00
Accessing data frame columns via names using regex 0.00
R - insert rows for missing days in data frame +3.99
Removing "NA" values in R (for some reason na.omit and co... -3.63
sort data frame based on date(preserving its format) in R +0.23
Exporting graphs from R in pdf format +0.07
R plot does not display scatter plot 0.00
read.csv() in R does not produce a data frame +1.39
Getting median values of an unknown number of unique rows in R -2.54
Function to define yearly intervals on big data frame in R 0.00
Binding in R without a loop 0.00
R - changing factors to numerics with specific mappings -2.08
How to modify regex expression in R? -2.91
Count length of sequence of equal numbers in a vector 0.00
read.table row.names & col.names ERROR -0.25
googleVis Treemap drilling up 0.00
Moving an R plot side to side -4.07
How to make mutiple lines in R 0.00
Find the repeated characters in a sequence in R -0.84
counts/frequencies based on two columns 0.00
Move cells to new column at each 48th row -0.97
generating words in R -3.96
A function that returns TRUE on NA, NULL, NaN in R? -3.86
Automatically find seasonality of time series in R 0.00
remove the last comma in a string 0.00
How to remove records in a dataframe -3.89
clustering customers in R with transactional data 0.00
Import raw data into R +4.41