- Good summary on special characters in Emacs minibuffers and in general: http://ergoemacs.org/emacs/emacs_line_ending_char.html
- On replacement by newline: https://stackoverflow.com/a/613029
toggle-truncate-lines
andvisual-line-mode
- Join particular windows:
C-u C-x 0
- Org mode table commands: https://orgmode.org/manual/Built_002din-Table-Editor.html
- in particular M + S + Left to delete a column