M-x revert-buffer
C-t: swich frame
M-x set-frame-name: set frame name
M-x term: create a new term
C-c C-j: switch to line mode
C-c C-k: switch to char mode
C-c C-c: send Ctrl+C in char mode
C-c C-q: ?
M-x rename-buffer: must rename buffer buffer before creating new shell