R Archives - Data Cornering

by Janis Sturis October 15, 2021 Comments0

R

How use dplyr distinct with exceptions, select unique rows in R

Here are several examples of how to use dplyr distinct to select only unique rows in the data frame. Examples starting with situations…

by Janis Sturis October 6, 2021 Comments0

R

Here is how to bind two or more R data frames vertically using different methods and dealing with possible errors. Binding R data…

by Janis Sturis September 21, 2021 Comments0

R

Calculation of weighted mean in R is done easily by dedicated function or mathematically. Here are a couple of situations and solutions to…

by Janis Sturis September 9, 2021 Comments0

R

Here is how to use password and token securely in R scripts using the keyring package and RStudio. This might be more helpful…

by Janis Sturis August 30, 2021 Comments0

R

Here is how to detect multiple strings in R using base function grepl and alternatives, like str_detect from package stringr. There will be…

by Janis Sturis August 27, 2021 Comments0

R

If you are using R and getting dplyr error: `n()` must only be used inside dplyr verbs, then here is the most likely…

by Janis Sturis August 20, 2021 Comments0

R

Here is how to recode data in R in 3 different ways. Some may call it an efficient way how to replace existing…

by Janis Sturis August 16, 2021 Comments0

dplyr R

Here is a compilation of my favorite dplyr tips and tricks that are very useful and easy to learn. When I started to…

by Janis Sturis August 10, 2021 Comments0

Here is how to round or truncate numbers, dates, and times in R in different ways. Depending on your goals and situation, there…

by Janis Sturis August 4, 2021 Comments0

R

Here is how to format output in the R console in 5 different ways to make your dataset look better if that’s necessary.…