Howto go to beginning of line in tmux after remapping prefix to CTRL+A?

Question

following the suggestion in this Archlinux wiki, in the page about tmux I remapped the command key prefix to C-a, to mimic GNU screen and to have something easier o

Answer 1

You need to tell tmux that Prefix+a should send the prefix key to the program running in the current pane:

bind a send-prefix