Joris Meys

Ghent, Belgium

http://biomath.ugent.be/biomath/index.php

Statistician and R programmer at the faculty of Bio-Engineering, university of Ghent

Co-author of 'R for Dummies' (out in july 2012 )

contact : Joris - dot - Meys - at - Ugent - dot - be

top accounts reputation activity subscriptions

Error: could not find function ... in R

r function error-handling r-faq asked Aug 11, 2011 at 14:04

stackoverflow.com

96 votes

Convert a matrix to a list of column-vectors

list r matrix asked Jul 25, 2011 at 17:08

stackoverflow.com

91 votes

Reset par to the default values at startup

r default par asked Apr 26, 2011 at 12:01

stackoverflow.com

75 votes

When does it pay off to use S4 methods in R programming

oop r methods s4 asked Aug 30, 2010 at 16:14

stackoverflow.com

34 votes

Coding practice in R : what are the advantages and disadvantages of different styles?

r coding-style vectorization asked Dec 10, 2010 at 8:16

stackoverflow.com

34 votes

Safely creating S3 Generics in R

r generics r-s3 asked Dec 12, 2011 at 13:12

stackoverflow.com

33 votes

Memory profiling in R - tools for summarizing

r memory-profiling r-faq asked Mar 3, 2011 at 18:32

stackoverflow.com

33 votes

Variance on the sum of predicted values from a mixed effect model on a timeseries

mixed-model variance random-variable asked May 18, 2011 at 14:59

stats.stackexchange.com

31 votes

How to specify line thickness in points a plot?

r plot axis asked Mar 7, 2017 at 13:06

stackoverflow.com

31 votes

Override a function that is imported in a namespace

function r namespaces package asked Jun 6, 2011 at 15:59

stackoverflow.com

Top Answers

1992

How to make a great R reproducible example

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1294

Remove rows with all or some NAs (missing values) in data.frame

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1046

Drop data frame columns by name

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609

Is there an R function for finding the index of an element in a vector?

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282

Is normality testing 'essentially useless'?

stats.stackexchange.com

191

Subset of rows containing NA (missing) values in a chosen column of a data frame

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185

Split code over multiple lines in an R script

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162

Comma separator for numbers in R?

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150

Confusion between factor levels and factor labels

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148

Error: could not find function ... in R

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142

Getting the last n elements of a vector. Is there a better way than using the length() function?

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135

What is difference between dataframe and list in R?

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118

Formula with dynamic number of variables

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112

Test if an argument of a function is set or not in R

stackoverflow.com

103

R: what are Slots?

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How can I check whether a function call results in a warning?

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Function not found in R doParallel 'foreach' - Error in { : task 1 failed - "could not find function "raster""

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Painless way to install a new version of R?

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How to adjust the size of y axis labels only in R?

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Is R's apply family more than syntactic sugar?

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What's the difference between lapply and do.call?

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Merge or combine by rownames

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What are the performance differences between for-loops and the apply family of functions?

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Dividing columns by colSums in R

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How to check the OS within R

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Extract matrix column values by matrix column name

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Calculate the Area under a Curve

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Test for NA and select values based on result

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How to split Shiny app code over multiple files in RStudio?

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Clustering with a distance matrix

stats.stackexchange.com