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Josh O'Brien

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1701.03 (147th) 		Reputation
133,586 (464th)
Page: 1 ... 12 13 14 15 16 ... 26
Title Δ
Efficient way to calculate grid quadrants a line passes through +1.20
safely turn a data.table back into a data.frame +1.29
Returning a vector using with=TRUE 0.00
How to deal with the possibility of multiple list elements having t... 0.00
Force evaluation of multiple variables using vector of character 0.00
Matching values from two vectors in R +0.71
Get x intercept given data points in R -0.50
seq vs seq_along. When will using seq cause unintended results? +1.34
how do I create a table of value-frequency combinations arranged ve... +0.79
R Convert row data to binary columns 0.00
Average of values in an array +1.69
change the background color of grid.arrange output 0.00
One-liner to create a data.frame and have columns depend on each ot... +0.10
Exit current browser (return one level) +1.40
Are there downsides with docstrings in R? 0.00
Colon in date format between seconds and milliseconds. How to parse... +1.97
How to Reverse a string in R +1.02
Grab from beginning to first occurrence of character with gsub +1.33
How to ignore NA in ifelse statement -1.39
Make sure all default packages are loaded before running .Rprofile +0.28
how to transpose a matrix in r if the usual `t( )` doesn't work? 0.00
How do I plot the following in R? -0.07
Does converting character columns to factors save memory? -2.27
While reading multiple files into single data frame, create custom... 0.00
Reproduce character pattern as numeric pattern -1.54
From accumulated values to individual values in R 0.00
sampling a specific timestamp for multiple days xts +1.74
R legend pch mix of character and numeric 0.00
multi paneled graphs: box plot and spagetti plot 0.00
how to append some files and skipping first two lines? +0.93
select multiple columns in data.table R 0.00
Read only data slot from shapefile (R)? +0.28
R wildcards, sapply and as.factor 0.00
Find all subscripts of a matrix -0.67
sorting non-alphanumeric characters in ASCII order in R 0.00
making sort order in merge() numeric 0.00
Add custom colors to R: Where is the color config file? -2.55
gsub pattern value to represent the hat sign -2.75
efficiently update matrix element with a matrix of indices -3.06
Check if character string is a valid color representation +1.77
How to find out which .c file contains the .c functions of R intern... +1.79
How to append a plot to an existing pdf file +1.50
Given a vector, return a list of all combinations up to size n +0.30
Change letter case of column names +0.22
How to place text after symbol in auto.key (lattice)? 0.00
change function argument name -0.43
QR decomposition different in lm and biglm? 0.00
Real cube root of a negative number in R +0.74
Using dev.new() with postscript() 0.00
R: legend expression how to add comma between two values and how to... +1.20