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Rating Stats for

MichaelChirico

Rating
1581.19 (2,917th) 		Reputation
20,893 (6,447th)
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Title Δ
Print data.frame structure as character +0.43
Creating sequence indicator 0.00
R data.table error with option fill=TRUE in fread +0.42
Computing on multiple column names in a data.table +1.35
R Loop optimisation/ Loop is way too time consuming 0.00
Sampling a SpatialPolygonsDataFrame with spsample() results in erro... 0.00
Computing Variables in R from Multiple Values in the Same Variable +0.41
R - faster alternative to hist(XX, plot=FALSE)$count -1.51
Selecting a range of variables in R +1.63
Eliminate rows with identical ID but different condition code (1 or... 0.00
Install devtools-1.12.0.9000 0.00
Why does coloring by factor fail when using a subset of a data frame? 0.00
Negation of %in% in R -0.37
How do you check for a scalar in R? +0.48
R: subset a data table by matching of strings 0.00
Undo setkey() on data.table in R 0.00
Replacing NA`s with 0 or space depending on the position of the `NA... +1.80
R: count number of times that an item occurred in each of multiple... -0.21
Matrix or random binomial values 0.00
Replace element in string after first occurrence -1.48
Identify a weblink in bold in R -1.91
Formatting a XLSX file in R into a custom text blob 0.00
Getting a matrix ordered +0.61
dplyr: random sampling procedure for blocks of rows (multiple group... -0.08
Dataframe with more than 200 columns -0.16
Find the largest n unique values and their frequencies in R and Rcpp -0.18
Unable to use DT::datatable on data.table::data.table object 0.00
Take a daily rolling mean of a seven day window for 30 minute sampl... +2.23
R how to fix error non-numeric argument to binary operator +2.30
Count of unique values in a rolling date range for R +2.55
How to pull out values corresponding to a random selection and get... +0.93
R: How does the summary(factor) function order the values? 0.00
Return extra variable in data.table subset -1.50
"Axis" names for dimnames of multidimensional array in R 0.00
Strange error plotting by group 0.00
R ginv and Matlab pinv produce different results 0.00
reshape variable by unique values in each id +1.88
Best way to replace a lengthy ifelse structure in R 0.00
Return winner of football match from a melted data set 0.00
Arranging text lines in R 0.00
Iterating through a vector, calculating standard deviation of every... +2.18
Can I look for distinct items faster than using the Package ‘dplyr’... 0.00
Sorting subgroups in R data frame +0.44
R: Efficient Way to Merge+Update Table With Second Table Where Valu... -1.50
How to compute a leave one out average using dplyr in R? 0.00
R: Creating a moving difference variable +0.38
Boxplot label outliers according to third variable 0.00
Split a data.frame efficiently +0.44
Extract column from list which is made up of lists +0.45
Outer command when output is a row vector 0.00