dump a binary into a single line of hex

xxd -p [binary] |tr -d '\n

uboot - set up memory tags

arch/arm/lib/bootm.c
setup_memory_tags

tmux

1) switch panes

ctrl-b + o

2) scroll back

crtl-b + [

to quit scroll mode, press 'q'

tmux.conf

set-option -g prefix C-a

remap control prefix to ctrl+a