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Rating Stats for

Jan van der Laan

Rating
1516.13 (41,274th)

Reputation
6,489 (24,963rd)

Page: 1 2 3

Title	Δ
Finding min and max values in different variables of data subsets	-2.05
Text matching in R - Vector of words in foreach(data.table$row[i])	0.00
Difference of two character vectors with substring	+0.77
Regression in R with grouped variables	0.00
Looping and clustering	-1.02
Largest substring matching across two different data frames	-3.93
Replace the decimal dot with a comma on an axis in D3?	0.00
Add rownames and dim to S3 class	0.00
Setting weightages for Jarowinkler in compare.linkage	0.00
Pass offset arguments into lm function	0.00
R system() command error	0.00
Is it possible to estimate at survey data at cluster level?	-0.59
Can't convert D3 to use local data instead of remote	0.00
Replacing factor levels more efficiently in a huge file	-4.24
Package a large data set	0.00
read.csv in R doesn't import all rows from csv file	+3.87
linear regression in R without copying data in memory?	+4.07
Two different users accessing same Wordpress page but have differen...	0.00
R - Creating a function to automate data management/appending	0.00
D3.js using data from csv file to populate svg map	0.00
Faster way to read fixed-width files in R	+4.57
Subsetting ffdf in loop	0.00
D3 JS creating a legend for a chart	0.00
The best way to import complex SVG graphics into D3 charts	0.00
d3 axis label cut off in chrome and firefox	+0.01
subset in R based on factor level n-times given a vector of matchin...	-0.18
D3 - Large GeoJSON File does not show draw map properly using proje...	0.00
Unsupervised clustering of strings	-3.78
Vectorizing a function that uses strsplit	-3.20
Read.table to skip lines with errors	+3.97
Using read.csv.ffdf() throws an error	+0.01
Efficient conversion to vectors in R	-1.83
List of lists in R	0.00
Most efficient way to loop through '...'	0.00
Checking if 2 lines of text are nearly equal in R	-0.05
link records in r with least number of steps	0.00
R function changing a data set - and not returning it	+3.94
Short(er) notation of selecting a part of a data.frame or other obj...	+4.08
What is a good way to generate a large datafile by appending record...	+1.14
Merging and appending ffdf dataframes	+0.14
Split data frames into K fold after randomizing in R	+2.17
How to riffle a matrix into another matrix	-2.32
More efficient matrix operation in R	0.00
Set up different fonts for fragments of string in R	0.00
Order multiple rows in a data frame	0.00
Convert an ff object to a data.frame	0.00
Appending and exporting data to .dat files with corresponding times...	+1.30
How to normalize the value for better visualization	0.00
How to set unicode locale in R?	0.00
Writing a series of variables to a text file+ adding comments	+0.41