$ npm install --save express
added 57 packages in 3s

$ git status
On branch main
Your branch is up to date with 'origin/main'.

nothing to commit, working tree clean

$ docker ps -a
CONTAINER ID   IMAGE          STATUS
abc123         nginx:latest   Up 2 hours
def456         redis:7        Exited (0) 3 days ago

# apt update && apt install -y curl wget
Hit:1 http://archive.ubuntu.com/ubuntu jammy InRelease
Reading package lists... Done

$ echo "Hello $USER, today is $(date)"
Hello john, today is Mon Apr 1 10:00:00 UTC 2026

$ cat /etc/hosts | grep -i 'localhost'
127.0.0.1   localhost

% brew install --cask visual-studio-code
==> Downloading https://update.code.visualstudio.com
Already downloaded: /Users/john/Library/Caches/Homebrew

> node -v
v20.11.0

$ ls -la /var/log/*.log
-rw-r--r-- 1 root root 45231 Apr 1 09:00 /var/log/syslog.log

$ kubectl get pods -n production --output=wide
NAME                    READY   STATUS    RESTARTS   AGE
api-7d4b8c6f9-x2k4m    1/1     Running   0          24h
web-5f6a7b8c9-m3n5p    1/1     Running   0          24h

$ curl -OL https://squizlabs.github.io/PHP_CodeSniffer/phpcbf.phar
$ pm2 start app.js --log /var/log/my-app.log
$ npm init @eslint/config
$ npx eslint --output-file errors.txt app/index.js
$ npx husky add .husky/pre-commit 'echo "Hello World!"'
$ brew install hashicorp/tap/terraform