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User: How do I view open listening network ports?
Assistant: Run `netstat -tulpn`
User: How do I build a Docker image with tag?
Assistant: Run `docker build -t myapp:latest .`
User: How do I print directory tree structure?
Assistant: Run `tree -L 2`
User: How do I extract a tar.gz archive?
Assistant: Run `tar -xzvf archive.tar.gz`
```session
$ ps aux | grep python
user 12345 98.2 4.1 452104 338102 ? Rsl 00:00 12:30 python train.py
user 12390 0.0 0.0 6200 892 pts/0 S+ 00:15 0:00 grep python
```
User: How do I update package lists on Ubuntu?
Assistant: Run `sudo apt update && sudo apt upgrade -y`
```session
$ curl -I https://api.github.com
HTTP/2 200
server: GitHub.com
date: Sun, 02 Aug 2026 00:00:00 GMT
content-type: application/json; charset=utf-8
```
User: How do I monitor a log file in real-time?
Assistant: Run `tail -f /var/log/syslog`
```session
$ df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 99G 32G 63G 34% /
tmpfs 7.8G 0 7.8G 0% /dev/shm
```
User: How do I inspect the first 20 lines of a file?
Assistant: Run `head -n 20 logfile.log`
User: How do I count lines in a text file?
Assistant: Run `wc -l dataset.txt`
User: How do I check system RAM usage?
Assistant: Run `free -h`
```session
$ mkdir project && cd project
$ git init
Initialized empty Git repository in /home/user/project/.git/
$ touch main.py README.md
$ git status
On branch main
Untracked files:
README.md
main.py
```
User: How do I commit staged changes with a message?
Assistant: Run `git commit -m "feat: implement terminal parser"`
User: How do I navigate up one directory?
Assistant: Run `cd ..`
```session
$ mkdir project && cd project
$ git init
Initialized empty Git repository in /home/user/project/.git/
$ touch main.py README.md
$ git status
On branch main
Untracked files:
README.md
main.py
```
User: How do I list running processes matching python?
Assistant: Run `ps aux | grep python`
User: How do I view compact git log history?
Assistant: Run `git log --oneline -n 10`
User: How do I push commits to remote main branch?
Assistant: Run `git push origin main`
```session
$ chmod +x build.sh
$ ./build.sh
[INFO] Building release binary...
[SUCCESS] Build completed in 2.4s.
```
User: How do I commit staged changes with a message?
Assistant: Run `git commit -m "feat: implement terminal parser"`
User: How do I stage all changed files in git?
Assistant: Run `git add .`