https://github.com/mahidulhq/unixcli-cheatsheet
simple command-lines to dominate terminal.
https://github.com/mahidulhq/unixcli-cheatsheet
cli command-line commandline fedora fedora-workstation linux unix unix-command
Last synced: 6 months ago
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simple command-lines to dominate terminal.
- Host: GitHub
- URL: https://github.com/mahidulhq/unixcli-cheatsheet
- Owner: mahidulhq
- Created: 2025-07-28T07:58:00.000Z (6 months ago)
- Default Branch: main
- Last Pushed: 2025-07-28T08:16:50.000Z (6 months ago)
- Last Synced: 2025-07-28T09:36:19.489Z (6 months ago)
- Topics: cli, command-line, commandline, fedora, fedora-workstation, linux, unix, unix-command
- Homepage:
- Size: 8.79 KB
- Stars: 0
- Watchers: 0
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
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README
# Fedora Linux Command Line Cheatsheet
A complete, professional reference for Fedora Linux commands, from beginner to advanced.
---
## Filesystem and Directory Management
```bash
pwd # Show current working directory
ls # List directory contents
ls -la # Long listing including hidden files
cd /path/to/dir # Change directory
mkdir newdir # Create a new directory
rmdir dir # Remove empty directory
rm -r dir # Remove directory and contents
touch file.txt # Create an empty file
cp file1 file2 # Copy file1 to file2
cp -r dir1 dir2 # Copy directories recursively
mv file newname # Rename or move file
rm file.txt # Delete file
```
---
## File Permissions and Ownership
```bash
chmod 755 file # Set permissions (owner=rwx, group=rx, others=rx)
chmod -R 755 dir/ # Apply permissions recursively
chown user:group file # Change file owner and group
ls -l # List files with permissions
umask # Show default permission mask
```
---
## Process Management
```bash
ps aux # List all running processes
top # Dynamic real-time process view
htop # Interactive process monitor (install: dnf install htop)
kill PID # Terminate process by PID
killall name # Terminate all processes by name
nice -n 10 command # Run command with specific priority
renice -n -5 PID # Change running process priority
```
---
## User and Group Management
```bash
adduser username # Add new user
passwd username # Set password for user
usermod -aG wheel user # Add user to 'wheel' (sudo) group
deluser username # Delete user
groupadd groupname # Create new group
gpasswd -a user group # Add user to group
id user # Show user ID and groups
```
---
## Disk and Memory Usage
```bash
df -h # Disk usage of mounted filesystems
du -sh dir/ # Disk usage of a directory
free -m # Memory usage
swapon -s # Show swap usage
lsblk # List block devices
mount /dev/sdX /mnt # Mount device
umount /mnt # Unmount device
```
---
## Networking Commands
```bash
ip a # Show IP addresses
ip r # Show routing table
ping example.com # Check network connectivity
dig example.com # DNS lookup
nslookup example.com # DNS resolver tool
traceroute example.com # Trace route to host
wget http://url # Download file
curl http://url # Fetch web resource
nmcli # NetworkManager command-line tool
```
---
## System Monitoring and Logs
```bash
uptime # Show system uptime
dmesg # Kernel messages
journalctl # Systemd log viewer
journalctl -xe # Show recent critical logs
systemctl status service # Show status of a service
```
---
## System Services (systemd)
```bash
systemctl status sshd # Check service status
systemctl start sshd # Start a service
systemctl stop sshd # Stop a service
systemctl restart sshd # Restart a service
systemctl enable sshd # Enable service at boot
systemctl disable sshd # Disable autostart
systemctl list-units --type=service # List all services
```
---
## Package Management Comparison (APT vs DNF vs Pacman)
| Task | APT (Debian/Ubuntu) | DNF (Fedora) | Pacman (Arch) |
|------|----------------------|--------------|----------------|
| Update package index | `sudo apt update` | `sudo dnf check-update` | `sudo pacman -Sy` |
| Upgrade packages | `sudo apt upgrade` | `sudo dnf upgrade` | `sudo pacman -Su` |
| Install package | `sudo apt install pkg` | `sudo dnf install pkg` | `sudo pacman -S pkg` |
| Remove package | `sudo apt remove pkg` | `sudo dnf remove pkg` | `sudo pacman -R pkg` |
| Clean cache | `sudo apt clean` | `sudo dnf clean all` | `sudo pacman -Sc` |
---
## Archiving and Compression
```bash
tar -cvf archive.tar dir/ # Create tar archive
tar -xvf archive.tar # Extract tar
zip file.zip file1 file2 # Create zip
unzip file.zip # Extract zip
gzip file # Compress file
gunzip file.gz # Decompress file
```
---
## Search and Filters
```bash
grep 'text' file # Search text in file
find / -name "file.txt" # Find file by name
locate file.txt # Fast file location (needs updatedb)
awk '{print $1}' file.txt # Print first column
sed 's/old/new/g' file.txt # Replace text in file
```
---
## Scripting and Shell Utilities
```bash
bash script.sh # Run shell script
chmod +x script.sh # Make script executable
echo "text" # Print text
read var # Read input into variable
sleep 5 # Pause script
date # Show current date and time
```
---
## Crontab and Scheduling
```bash
crontab -e # Edit crontab
crontab -l # List scheduled jobs
@reboot command # Run command at boot
0 2 * * * command # Schedule: 2:00 AM daily
```
---
## Boot Process and GRUB
```bash
grub2-mkconfig -o /boot/grub2/grub.cfg # Regenerate GRUB config
grub2-install /dev/sdX # Install GRUB bootloader
systemctl reboot # Reboot system
systemctl poweroff # Shutdown system
```
---
## Security Tools
```bash
sudo dnf install ufw # Install Uncomplicated Firewall
sudo ufw enable # Enable firewall
sudo ufw allow ssh # Allow SSH
sudo ufw status # Show status
sudo dnf install fail2ban # Install Fail2Ban
sudo systemctl enable fail2ban --now # Start Fail2Ban
```
---
**Sources**: Fedora Docs, Arch Wiki, Debian Manual.