tmux

.tmux.conf

# remap prefix from 'C-b' to 'C-a'
unbind C-b
set-option -g prefix C-a
bind-key C-a send-prefix

# to sync command in all the panes
bind -n C-x setw synchronize-panes

# scroll in tmux pane using hjkl
setw -g mode-keys vi

# Vim style pane selection
bind h select-pane -L
bind j select-pane -D 
bind k select-pane -U
bind l select-pane -R

# true-colors
set -g default-terminal "tmux-256color"
set -ga terminal-overrides ",*256col*:Tc"

## set -g default-terminal "screen-256color"
# tell Tmux that outside terminal supports true color
## set -ga terminal-overrides ",xterm-256color*:Tc"