Own the terminal.

# Start new tmux session
tmux new -s session_name

# Detach from session (Ctrl+b d)

# Add these to ~/.gitconfig or run individually

# Status shortcuts
git config --global alias.s "status -sb"

# Change permissions using symbolic mode
chmod u+x file.sh      # Add execute for user
chmod go-w file.txt    # Remove write for group and others
chmod a+r file.txt     # Add read for all (user, group, others)

# List all processes
ps aux
ps -ef

# Basic connectivity test
ping google.com
ping -c 4 8.8.8.8      # Send 4 packets

# Show disk usage summary
df -h                 # Human readable
df -i                 # Inode usage

# Grep patterns
grep "pattern" file.txt
grep -r "error" /var/log/      # Recursive
grep -i "warning" file.txt     # Case insensitive

# Kernel and OS info
uname -a
cat /etc/os-release
lsb_release -a

# Create tar archive
tar -cvf archive.tar file1 file2 dir1/
tar -cvf archive.tar .          # Current directory

# Basic GET request
curl https://api.example.com/data

# Save output to file

# Real-time process monitoring
top
htop                    # Enhanced version (install if needed)

# Basic sync (local)
rsync -av source/ destination/

# Sync with progress