gistfile1.txt

#!/usr/bin/env bash

pr() {
    for j in {1..20}; do
        echo $j
    done
}

main() {
    pr

    # see http://www.termsys.demon.co.uk/vtansi.htm
    # echo -en "\x1B[8A"
    printf "\033[8A"

    printf "\x1B[0K\rnew line"

    echo ""

    git branch -v
    # git log --graph --oneline --branches

    # this seems good as a smart-log starting point
    # git log --oneline --graph --decorate $(git branch | tr -d ' *' | awk '{ print "master~1.."$0 }')
}

# F     Scroll  forward,  and  keep trying to read when the end of
#       file is reached.  Normally this command would be used when
#       already  at  the  end of the file.  It is a way to monitor
#       the tail of a file which is  growing  while  it  is  being
#       viewed.   (The  behavior  is similar to the "tail -f" com-
#       mand.)
# -X or --no-init
#       Disables sending the termcap initialization and deinitial-
#       ization strings to the terminal.  This is sometimes desir-
#       able if the deinitialization string does something  unnec-
#       essary, like clearing the screen.
# r or ^R or ^L
#       Repaint the screen.

main | less -FXr