Level 1: Beginner

Snippets

Get the number of characters in a string – Snippet #39

Discover how to get the number of characters in a string with R

Snippets

Concatenate two (or more) character strings – Snippet #38

Discover how to concatenate two (or more) character strings with R

Snippets

Load a package – Snippet #37

Discover how to load a package with R

Snippets

Create a vector of objects – Snippet #36

Discover how to create a vector of objects with R

Snippets

Get the number of columns in a data frame – Snippet #35

Discover how to get the number of columns in a data frame with R

Snippets

Get the number of rows in a data frame – Snippet #34

Discover how to get the number of rows in a data frame with R

Snippets

Get the names of the columns in a data frame – Snippet #33

Discover how to get the names of the columns in a data frame with R

Snippets

Get current date and time – Snippet #32

Discover how to get current date and time with R

Snippets

Change the format of a date – Snippet #31

Discover how to change the format of a date with R

Snippets

Scientific notation – Snippet #30

Discover how to use scientific notation in R

Snippets

Check if an object is not in a vector – Snippet #29

Discover how to check if an object is not in a vector with R

Snippets

Check if an object is in a vector – Snippet #28

Discover how to check if an object is in a vector with R