My tmux configuration and key bindings

.tmux.conf

# Requires Fish 

# Rebind prefix key to C-a
unbind C-b
set -g prefix C-a

# force a reload of the config file
unbind r
bind r source-file ~/.tmux.conf

# Set shell
set-option -g default-shell "/usr/local/bin/fish"

# start window numbering at 1 for easier switching
set -g base-index 1

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

# status bar config
set -g status-left "#h:[#S]"
set -g status-left-length 50
set -g status-right-length 50
set -g status-right "%H:%M %d.%m.%Y"
setw -g window-status-current-format "|#I:#W|"
set-window-option -g automatic-rename off

# listen to alerts from all windows
set -g bell-action any

# rebind pane tiling
bind V split-window -h
bind H split-window

# quick pane cycling
unbind ^A
bind ^A select-pane -t :.+

# screen like window toggling
bind Tab last-window
bind Escape copy-mode

# Use vim keybindings in copy mode
setw -g mode-keys vi

key-bindings.md

Tmux key bindings and commands

Based on my configuration

Splits

Split horizontally C-a H

Split vertically C-a V

Navigate split with C-a and arrows.

Detach

tmux detach or

C-a d

List

tmux list-sessions

Attach

tmux attach -t 0