Try It Yourself - SyntaxStudy Editor

HTML / CSS / JS

# Run a command in the background
long_running_script.sh &
# [1] 4567  — job number 1, PID 4567

# Start multiple background jobs
sleep 100 &
sleep 200 &
sleep 300 &

# List all jobs in the current session
jobs
# [1]   Running    sleep 100 &
# [2]-  Running    sleep 200 &
# [3]+  Running    sleep 300 &
# '+' = current job, '-' = previous job

# Bring job 2 to the foreground
fg %2

# Suspend the foreground process
# Press: Ctrl+Z
# [2]+  Stopped    sleep 200

# Resume suspended job in the background
bg %2

# Resume in the foreground
fg %2

# Kill a background job
kill %1
kill %3

# Wait for all background jobs to finish
wait

# ---- nohup: survive terminal close ----
nohup ./server.sh &                       # Output → nohup.out
nohup ./server.sh > /var/log/server.log 2>&1 &

# ---- disown: detach a running job ----
./server.sh &
disown %1       # Remove from job table (survives terminal close)

# ---- screen / tmux (brief reference) ----
# screen -S mysession      start named session
# Ctrl+A, D               detach
# screen -r mysession      reattach

# tmux new -s deploy       start named session
# Ctrl+B, D               detach
# tmux attach -t deploy    reattach