Counting Unique Elements in a Given Column After Filtering in R Using dplyr, n_distinct, Pull, and Base R

Counting Consecutive Values in Rows Using RLE Function

Solving Date Manipulation Challenges: Counting Sessions by 15-Minute Intervals in Business Days

Plotting Frequency Data: A Comparative Analysis of `table()`, `cut()`, and `hist()` in R

Counting European Car Owners: A SQL Query Solution