tmux.conf

# Set the prefix to Ctrl+b
set-option -g prefix C-b
bind-key C-b send-prefix

# Enable mouse mode (tmux 2.1 and above)
set -g mouse on

# Set a longer history limit
set -g history-limit 10000

# Start windows and panes at 1, not 0
set -g base-index 1
setw -g pane-base-index 1

# Renumber windows when a window is closed
set-option -g renumber-windows on

# Use Alt-arrow keys to switch panes
bind -n M-Left select-pane -L
bind -n M-Right select-pane -R
bind -n M-Up select-pane -U
bind -n M-Down select-pane -D

# Shift-arrow to switch windows
bind -n S-Left  previous-window
bind -n S-Right next-window

# Easy-to-remember split pane commands
bind | split-window -h
bind - split-window -v
unbind '"'
unbind %

# Reload config file
bind r source-file /etc/tmux.conf \; display "Reloaded!"