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anthonyrussano / tmux-documentaion

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tmux-documentaion

Starting, Detaching, and Attaching Sessions

  • Start new session: tmux
  • Start named session: tmux new -s [session-name]
  • List sessions: tmux ls
  • Attach to last session: tmux attach
  • Attach to named session: tmux attach-session -t [session-name]
  • Detach from session: Ctrl-b d

Managing Windows

  • Create new window: Ctrl-b c
  • Switch to window: Ctrl-b [window-number]
  • Rename current window: Ctrl-b ,
  • List windows: Ctrl-b w
  • Close current window: exit or Ctrl-d

Managing Panes

  • Split pane horizontally: Ctrl-b %
  • Split pane vertically: Ctrl-b "
  • Navigate between panes: Ctrl-b [arrow key]
  • Resize pane: Ctrl-b [arrow key] (after pressing Ctrl-b : and typing resize-pane)
  • Close current pane: exit or Ctrl-d

Miscellaneous

  • Enter command mode: Ctrl-b :
  • Scrolling: Ctrl-b [ then use arrow keys (exit scrolling mode with q)
  • Reload tmux configuration: Ctrl-b : then type source-file ~/.tmux.conf
  • Show all key bindings: Ctrl-b ?

Customizing tmux

  • Edit .tmux.conf file: Customize settings in ~/.tmux.conf

Example tmux.conf file

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

# Set history limit
set -g history-limit 5000

# Set default window and pane base index to 1 (instead of 0)
set -g base-index 1
setw -g pane-base-index 1

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

# Split panes using | and -
bind | split-window -h
bind - split-window -v

# Reload the config file with Ctrl-a r
bind r source-file ~/.tmux.conf \; display "Config reloaded!"

# Navigate panes with Alt-arrow without prefix
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

# Resize panes with Shift-arrow
bind -n S-Left resize-pane -L 2
bind -n S-Right resize-pane -R 2
bind -n S-Up resize-pane -U 2
bind -n S-Down resize-pane -D 2

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

# Set aggressive resize option
setw -g aggressive-resize on

# Activity monitoring
setw -g monitor-activity on
set -g visual-activity on

# Enable vi mode for copy-paste
setw -g mode-keys vi
bind-key -T copy-mode-vi 'v' send -X begin-selection
bind-key -T copy-mode-vi 'y' send -X copy-selection-and-cancel

# Set the status line's color and format
set -g status-bg black
set -g status-fg white
set -g status-interval 60
set -g status-left-length 30
set -g status-left '#[fg=green]Session: #S#[fg=white]'
set -g status-right 'Date: %Y-%m-%d Time: %H:%M'

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