Tidyr Cheat Sheet

The Tidyr Cheat Sheet is a helpful resource that provides a quick reference guide for using the tidyr package in R. It helps users understand and manipulate data in a tidy format, making it easier to analyze and visualize data.

FAQ

Q: What is Tidyr?A: Tidyr is an R package that helps to reshape and tidy data.

Q: What does Tidyr do?A: Tidyr provides functions to transform messy, untidy data into clean, tidy data.

Q: How can I install Tidyr?A: You can install Tidyr by running the command 'install.packages("tidyr")' in R.

Q: What are some key functions in Tidyr?A: Some key functions in Tidyr include gather(), spread(), separate(), unite(), and complete().

Q: What is the purpose of the gather() function?A: The gather() function is used to convert wide data into long data by 'gathering' columns into key-value pairs.

Q: What is the purpose of the spread() function?A: The spread() function is used to convert long data into wide data by 'spreading' key-value pairs into columns.

Q: What is the purpose of the separate() function?A: The separate() function is used to split a single column into multiple columns based on a separator.

Q: What is the purpose of the unite() function?A: The unite() function is used to combine multiple columns into a single column, with a separator between them.

Q: What is the purpose of the complete() function?A: The complete() function is used to create rows with all possible combinations of values from specified columns.