I am attempting to join 2 tibbles (dplyr::inner_join) based on a UUID column in each. Oddly, instead of the expected one-to-one relationship, the join produces a many-to-many relationship (as stated in a warning message and also indicated by the resulting…
I have a large JSON file (383,255KB). It contains street names, addresses, and lat/long values. I think I'm right in saying this is a WGS84 World Geodetic System 84 file format. All I want to do is query this data,…
upon learning some data science tools in R, I stumbled upon the following "error": (this is code from chapter 12 of "R for Data Science" by Wickham & Grolemund): library(forcats) library(tidyverse) by_age <- gss_cat %>% filter(!is.na(age)) %>% group_by(age, marital) %>%…
I use a dynamic variable (eg. ID) as a way to reference a column name that will change depending on which gene I am processing at the time. I then use case_when within mutate to create a new column that…
In the following code I try to create a list tibble column at the right end of mtcars, in which: each member of the list is a tibble with rows of mtcars tibble where vs >= 1 and !is.na(gear). In…
In order to save time, I want to create a docker image with pre-installed R libraries. -> Big Time saving One part of the Dockerfile looks like this RUN Rscript -e 'require(devtools); devtools::install_version("dplyr", version="0.5.0", repos = "http://cran.rstudio.com/")' RUN Rscript -e…