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6 entries match these filters

• 0252 Package a web app as a Helm chart: create, test, install, upgrade and roll back Turn a small nginx web app into your own Helm chart, check it with lint and template, install it into a namespace,… Intermediate · Tutorial · Any system Article Helm 15 Oct 2026
• 0260 Design and build a library database in SQLite: tables, keys, joins, reports and backups Model books, members and loans, create tables with keys and constraints, load sample data, write join and aggregate reports, add indexes checked… Beginner · Tutorial · Any system Article Joins · Queries 15 Oct 2026
• 0261 Build a Python command-line to-do app: from empty folder to installable command Create a small to-do tool in Python with argparse and JSON storage, test it with pytest and package it with pyproject.toml so… Beginner · Tutorial · Any system Article Environments & packages · Files & automation · Testing 15 Oct 2026
• 0262 Make your first pull request: Git and GitHub from first commit to merged change A complete beginner's path through Git and GitHub: set up Git, make commits, ignore files, use branches, push to GitHub, open a… Beginner · Tutorial · Any system Article Branching & rebasing · Pull requests · Setup 15 Oct 2026
• 0263 Build a notes REST API with plain Node.js: CRUD, validation, status codes and CORS Write a small JSON API for notes using only Node.js built-ins: create, read, update and delete, input validation, correct HTTP status codes,… Intermediate · Tutorial · Any system Article Making requests · Node.js · Status codes 15 Oct 2026
• 0264 Build an accessible, responsive event page: semantic HTML, Grid and a form with clear errors Build a one-page event site from scratch with semantic HTML, a mobile-first Flexbox and Grid layout, an accessible sign-up form with error… Beginner · Tutorial · Browser Article Accessibility · Layout 15 Oct 2026