Pierre Lapointe

Pierre Lapointe has asked 27 questions and find answers to 52 problems.

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I need a secondary y-axis in ggplot2.

Pierre Lapointe questions

How to extract the formula from a step regression?
Match in lagged group in data.table
na.locf using group_by from dplyr
cbind with partially nested list
Extract number of rows from fread without reading the whole file
Modifying dots (...) inside a function
Identify binary columns

Pierre Lapointe answers

Delete specific values in R with zoo/xts
Rounding the numeric values in a dplyr tbl_df upon printing
Create multiple data frames from one based off values with a for loop
Plot histograms as lines
Add new column with name of max column in data frame
Chunk continuous timeseries data into non-continuous time windows for multiple time periods and multiple groups
plotRGB add title
Renaming a column name, by using the data frame title/name
How to get the nth match of the elements between two vectors in R?
Drawing an "arrow" in the legend of an R plot