Run Cells and Select Below: Runs cells and selects all of the cells below the current
Run Cells and Insert Below: Runs cells and adds a blank cell
Run All: Runs all of the cells
Run All Above: Runs all of the cells above the current
Run All Below: Runs all of the cells below the current
Cell Type: Changes the type of the selected cell(s) to:
Code: this is the default—the cell would expect to have language statements
Markdown: The cell contains HTML markdown,-typically used to display the notebook in the best manner (as it is a website, so has all of HTML available to it)
Raw NBConvert: This is an internal Jupyter format, basically plain text
Current Outputs: Whether to clear or continue the outputs from the cells