tmux is an open-source terminal multiplexer for Unix-like operating systems. It allows multiple terminal sessions to be accessed simultaneously in a single window. It is useful for running more than one command-line program at the same time.
Cheat Sheet
misc:
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Ctrl + a → : » Enter command mode
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misc:
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Ctrl + a → ? » List key bindings
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session:
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Ctrl + a → w » Session and Window Preview
Ctrl + a → ( » Move to previous session
Ctrl + a → ) » Move to next session
Ctrl + a → d » Detach from session
Ctrl + a → s » Show all sessions
Ctrl + a → $ » Rename session
Ctrl + a → ʘ »
Ctrl + a → ʘ »
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window:
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Ctrl + a → n » Next window
Ctrl + a → w » List windows
Ctrl + a → p » Previous window
Ctrl + a → c » Create a new window
Ctrl + a → & » Close active window
Ctrl + a → , » Rename active window
Ctrl + a → 1 » Toggle last active window
Ctrl + a → 0…9 » Switch to window by number
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pane:
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Ctrl + a → x » Close active pane
Ctrl + a → q » Show pane numbers
Ctrl + a → q + 0…9 » Switch pane by number
Ctrl + a → | » Split pane vertically
Ctrl + a → - » Split pane horizontally
Ctrl + a → ; » Toggle last active pane
Ctrl + a → z » Toggle active pane zoom
Ctrl + a → { » Move the active pane left
Ctrl + a → } » Move the active pane right
Ctrl + a → ! » Convert pane into a window
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pane:
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Ctrl + a → Ctrl + ← » Pane width resize
Ctrl + a → Ctrl + → » Pane width resize
Ctrl + a → Ctrl + ↑ » Pane height resize
Ctrl + a → Ctrl + ↓ » Pane height resize
Ctrl + a → ↑ » Switch to pane up
Ctrl + a → ↓ » Switch to pane down
Ctrl + a → o » Switch to next pane
Ctrl + a → ← » Switch to pane left
Ctrl + a → → » Switch to pane right
Ctrl + a → Spacebar » Toggle between pane layouts
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vi copy:
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Ctrl + a → [ » Enter copy mode
Ctrl + a → PgUp » Copy mode & scroll one page up
→ g » Go to top line
→ G » Go to bottom line
→ h » Move cursor left
→ j » Move cursor down
→ k » Move cursor up
→ l » Move cursor right
→ w » Move cursor forward one word
→ b » Move cursor backward one word
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vi copy:
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→ q » Quit mode
→ ↑ » Scroll up
→ ↓ » Scroll down
→ / » Search forward
→ ? » Search backward
→ Spacebar » Start selection
→ Esc » Clear selection
→ n » Next keyword occurrence
→ N » Previous keyword occurrence
Ctrl + a → ] » Paste contents of buffer_0
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Installation
sudo apt install tmux
sudo apt install powerline
git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm
cat << EOF | tee ${HOME}/.tmux.conf >/dev/null
set -g base-index 1
# remap prefix from 'c-b' to 'c-a'
unbind C-b
set-option -g prefix c-a
bind-key c-a send-prefix
set -g default-terminal 'screen-256color'
set -g history-limit 10000
# window/pane split
bind | split-window -h
bind - split-window -v
unbind '"'
unbind %
# list of plugins
set -g @plugin 'tmux-plugins/tpm'
set -g @plugin 'tmux-plugins/tmux-yank'
set -g @plugin 'tmux-plugins/tmux-battery'
set -g @plugin 'tmux-plugins/tmux-sensible'
set -g @plugin 'tmux-plugins/tmux-prefix-highlight'
# initialize tmux plugin manager
run '~/.tmux/plugins/tpm/tpm'
EOF
Powerline
sudo apt install build-essential libssl-dev libffi-dev libgmp3-dev libpq-dev
sudo apt install python-is-python3 python3-dev python3-pip python3-venv
python3 -m venv ~/.venv/powerline --prompt="Powerline"
source ~/.venv/powerline/bin/activate
pip install wheel
pip install powerline-status
# powerline font installation:
# ────────────────────────────
git clone https://github.com/powerline/fonts.git --depth=1
./fonts/install.sh && rm -rf fonts/
ls -lah ${HOME}/.local/share/fonts/
# powerline daemon config:
# ────────────────────────
mkdir -p ${HOME}/.config/powerline
cp -r ${HOME}/.venv/powerline/lib/python3.10/site-packages/powerline/config_files/* ${HOME}/.config/powerline/
powerline-daemon --replace
echo -E "$(jq '(.ext.shell|select(.theme=="default")).theme="default_leftonly"'\
${HOME}/.config/powerline/config.json)">\
${HOME}/.config/powerline/config.json
echo -E "$(jq '(.segments.left[]|select(.function=="powerline.segments.common.vcs.branch")).args={"status_colors":true}'\
${HOME}/.config/powerline/themes/shell/default_leftonly.json)">\
${HOME}/.config/powerline/themes/shell/default_leftonly.json
Knowledge
tmux ls
tmux new -s my_session
tmux attach-session -t 0
tmux attach-session -t my_session
Ctrl + a % » Split pane horizontally
Ctrl + a " » Split pane vertically
Ctrl + a x » Close current pane
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Ctrl + a c » Create a new window
Ctrl + a w » Choose window from a list
Ctrl + a 0 » Switch to window by number
Ctrl + a , » Rename the current window
Ctrl + a o » Go to the next pane
Ctrl + a ; » Toggle between pane
Ctrl + a d » Detach the session
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tmux ls
tmux kill-server
tmux list-sessions
tmux kill-session -a
tmux kill-session -t {index}
pkill -f tmux
ps aux | grep tmux
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GIT_INSTALL_STATUS="$(dpkg-query -W --showformat='${db:Status-Status}' 'git' 2>&1)"
if [[ ! $? -eq 0 ]]||[[ ! "${GIT_INSTALL_STATUS}" -eq 'installed' ]];then
printf 'sudo apt install --yes \033[0;31mgit \033[0m\n';exit 1
fi
TMUX_INSTALL_STATUS="$(dpkg-query -W --showformat='${db:Status-Status}' 'tmux' 2>&1)"
if [[ ! $? -eq 0 ]]||[[ ! "${TMUX_INSTALL_STATUS}" -eq 'installed' ]];then
printf 'sudo apt install --yes \033[0;31mtmux \033[0m\n';exit 1
fi
POWERLINE_INSTALL_STATUS="$(dpkg-query -W --showformat='${db:Status-Status}' 'powerline' 2>&1)"
if [[ ! $? -eq 0 ]]||[[ ! "${POWERLINE_INSTALL_STATUS}" -eq 'installed' ]];then
printf 'sudo apt install --yes \033[0;31mpowerline \033[0m\n';exit 1
fi
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python3 -m site --user-site
python3 -m site | grep packages
python3 -m sysconfig | grep packages
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windows 11
C:\> py -c "import sysconfig; print(sysconfig.get_path('purelib'))"
python3 -c "import sysconfig; print(sysconfig.get_path('purelib'))"
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python3 -m venv ~/.venv/powerline --prompt="Powerline"
# source .venv/bin/activate
# (Powerline) $
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python -m venv ~/.venv/powerline --prompt="Powerline"
# .venv\Scripts\activate
# (Powerline) PS>
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uptime | cut -f 4-5 -d ' ' | cut -f 1 -d ','
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cat ${HOME}/.config/powerline/config.json|jq '.ext.shell.theme'
cat ${HOME}/.config/powerline/themes/shell/default_leftonly.json|\
jq '.segments.left[].function'
jq '.ext.shell|select(.theme=="default")' ${HOME}/.config/powerline/config.json
jq '.segments.left[]|select(.function=="powerline.segments.common.vcs.branch")'\
${HOME}/.config/powerline/themes/shell/default_leftonly.json
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cat ${HOME}/.config/powerline/config.json |\
jq '.ext.shell|select(.theme=="default")|.theme="default_leftonly"'
cat ${HOME}/.config/powerline/themes/shell/default_leftonly.json |\
jq '.segments.left[]|select(.function=="powerline.segments.common.vcs.branch")|.args={"status_colors":true}'
jq '(.ext.shell|select(.theme=="default")).theme="default_leftonly"'\
${HOME}/.config/powerline/config.json
jq '(.segments.left[]|select(.function=="powerline.segments.common.vcs.branch")).args={"status_colors":true}'\
${HOME}/.config/powerline/themes/shell/default_leftonly.json
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References