Transposing Variables in Rows to Columns by Subject (Case) and Date Using Pandas

Finding Common Rows in Two Excel Files Using Python: A Comprehensive Guide to Survey Data Cleaning

Splitting Distinct Values in a List Separated by Comma or Semicolon with Python and Pandas

Selecting Values Out of Many in Pandas Dataframe Using Conditions

Matching Values Based on Time Ranges from Another Table in R

Pivot Data in Case of Multiple Values When Using Pandas' GroupBy Functionality