Lesson 2 — Basic Networking and Processes

Topics

• Understand what network ports are used for
• Understand how DNS resolution works at a high level
• Understand the purpose of HTTP
• Understand how an OS process behaves at a basic level
• Shell navigation and file work
• Git basics
• JavaScript fundamentals
• Basic computational thinking
• Environment-aware command-line execution
• Write a Node.js CLI tool that reads a local Git repository using `child_process`
• Parse `git log` output to generate useful summaries (hint: use `git log --pretty=format:` to control the output shape)
• Report commits per author
• Report commits by day of week
• Find longest or most frequent commit message patterns
• Accept command-line arguments for target path or report mode
• Return meaningful exit codes on failure
• Optionally export results as JSON
• Source repository
• README with setup and usage instructions
• Example terminal outputs
• Short note explaining implementation choices

This lesson is finished