My tmux config

.tmux.conf

# Use something easier to type as the prefix.
set -g prefix C-f
unbind C-b
bind C-f send-prefix

# Less stretching to get to the first item.
set -g base-index 1
setw -g pane-base-index 1

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

# 256 colors please
set -g default-terminal "screen-256color"

# Window switching alt+left/right
bind-key -n M-Right next
bind-key -n M-Left prev

# Pane movement
bind h select-pane -L
bind j select-pane -D
bind k select-pane -U
bind l select-pane -R

# Pane resizing
bind -r Left  resize-pane -L 2
bind -r Down  resize-pane -D 2
bind -r Up    resize-pane -U 2
bind -r Right resize-pane -R 2

# switch windows alt+number
bind-key -n M-1 select-window -t 1
bind-key -n M-2 select-window -t 2
bind-key -n M-3 select-window -t 3
bind-key -n M-4 select-window -t 4
bind-key -n M-5 select-window -t 5
bind-key -n M-6 select-window -t 6
bind-key -n M-7 select-window -t 7
bind-key -n M-8 select-window -t 8
bind-key -n M-9 select-window -t 9

# Let vim play well with tmux
set-window-option -g xterm-keys on

# Mouse scrolling in copy mode
setw -g mode-mouse on

# Pretty tab bar
source '/home/vagrant/.powerline/powerline/bindings/tmux/powerline.conf'