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James

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1576.43 (3,334th) 		Reputation
52,777 (1,868th)
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Title Δ
extract a subset of a data frame where records are separated by a s... +0.45
Giving variable name to row.names in csv file +0.01
Quickly remove zero variance variables from a data.frame -0.61
suppress messages displayed by "print" instead of "m... -0.42
R converting POSIXct dates with BST/GMT tags using as.Date() +0.57
Using Table to Graph +0.50
Predictive Margins/predictions holding variables constant in R +2.03
how to account for leap years? -1.76
Extraction of multiple values from a data.frame 0.00
How do I plot a circle with points inside it in R? +0.46
if instead of else -0.33
R : hypergeometric test (phyper) 0.00
Plot Non-linear Plot for Linear Regression in R +0.65
How to export breakpoints index into a vector from strucchange pack... +1.98
Cross tabulation issues -1.11
Differences between vectors _including_ NA +0.48
if function and length of the logical vector +0.48
Write list to a text file, preserving names, R -1.62
which() with objects of type character +0.79
How to make a pie chart? +0.46
How to apply a function across columns of data.frame? +2.93
R combining two factors -0.68
R glm starting values not accepted log-link +2.38
Aggregate rows in a large matrix by rowname 0.00
using xlsx package in R to adjust page setting in xlsx file 0.00
Inference about Slope coefficient in R -0.94
Unique rows with multiple comma separated entries in R +2.44
Transform data frame into matrix: two columns as row and column names +0.50
How to vary binwidth inside ggplot? -1.41
Import date-time at a specified timezone, disregard daylights savin... +2.11
Obtain values through key vector (R) +0.47
Boxplot - accessing column names with variables -0.88
Removing rows from R data frame +0.18
Selecting a IDs with specified column attributes +2.30
In R, how to stop xtable from automatically rounding? +0.53
Split data by year -0.62
exclude from table if != -1.03
max and min functions that are similar to colMeans -0.92
splitting up ranges +0.13
Integrate nonparametric curve in R +0.51
Dealing with durations defined by days, hours, minutes and seconds... -1.48
updating a formula - how do I "cancel" a function: log(y)... +0.02
Mapping elements of a data frame by looping through another data fr... +0.01
Testing if rows of a matrix or data frame are sorted in R -0.88
3d plot in R - Patch 0.00
Change the index number of a dataframe +0.53
How do you adjust/control the scale in a treemap (using the 'portfo... 0.00
R boxplot with which function 0.00
How to get rid of the decimal digits on the x axis -1.19
How to step through an R script from the begining? -0.89