Brian Diggs

Portland, Oregon

I am a biostatistician, data analyst, and theoretical physicist in the Portland, Oregon area.

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Implementation of standard recycling rules

r asked Feb 17, 2012 at 20:41

stackoverflow.com

23 votes

Documenting two S3 methods in the same file with Roxygen

r documentation roxygen2 asked Apr 10, 2012 at 19:55

stackoverflow.com

13 votes

Parametric modelling of variance of count data

variance modeling count-data overdispersion gamlss asked Oct 19, 2011 at 21:21

stats.stackexchange.com

12 votes

Attempting to understand why low quality flagged answer was deleted

discussion review deleted-answers low-quality-posts link-only-answers asked Oct 11, 2012 at 15:45

meta.stackexchange.com

7 votes

Comparison of Kaplan-Meier curves across ordered groups

survival ordinal kaplan-meier asked Dec 9, 2013 at 23:30

stats.stackexchange.com

6 votes

Add layer without it affecting training of scales

r ggplot2 asked Sep 4, 2020 at 16:32

stackoverflow.com

Top Answers

411

Why are these numbers not equal?

stackoverflow.com

336

grep using a character vector with multiple patterns

stackoverflow.com

249

Add legend to ggplot2 line plot

stackoverflow.com

226

Error in if/while (condition) {: missing Value where TRUE/FALSE needed

stackoverflow.com

217

adding x and y axis labels in ggplot2

stackoverflow.com

142

set only lower bound of a limit for ggplot

stackoverflow.com

116

How to delete multiple values from a vector?

stackoverflow.com

110

How do I rename files using R?

stackoverflow.com

Passing string variable facet_wrap() in ggplot using R

stackoverflow.com

Is there a fix for jagged, poor-quality text produced by geom_text()?

stackoverflow.com

Method to extract stat_smooth line fit

stackoverflow.com

ggplot2 - shade area between two vertical lines

stackoverflow.com

Connecting across missing values with geom_line

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Scale a series between two points

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How to get a reversed, log10 scale in ggplot2?

stackoverflow.com

How to set fixed continuous colour values in ggplot2

stackoverflow.com

Special variables in ggplot (..count.., ..density.., etc.)

stackoverflow.com

Paste multiple columns together

stackoverflow.com

Are there best/recommended practices to follow when renaming functions in a new version of a package?

stackoverflow.com

Bar plot with log scales

stackoverflow.com

Add color to boxplot - "Continuous value supplied to discrete scale" error

stackoverflow.com

ggplot2 heatmap with colors for ranged values

stackoverflow.com

Access and preserve list names in lapply function

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How do I select variables in an R dataframe whose names contain a particular string?

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Creating a data frame from two vectors using cbind

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ggplot2 heatmaps: using different gradients for categories

stackoverflow.com

How do I manually change the key labels in a legend in ggplot2

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R + ggplot : Time series with events

stackoverflow.com

ggplot2 annotation with superscripts

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How can I use Emacs ESS mode with R markdown?

stackoverflow.com