795 tutorials · free to read

A working handbook for data and software engineering.

Hands-on tutorials by Alex Merced on Apache Iceberg, the data lakehouse, pipelines, agentic AI, and the languages and tools that hold it all together.

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  1. 01Svelte - The New Kids on the Frontend Framework BlockSvelte compiles your UI instead of diffing a virtual DOM. Generate a project with degit, read its scripts and files, then build components with reactive state.
  2. 02Web Components Part 3 - Lifecycle FunctionsPart 3 of the Web Components series covers lifecycle hooks you can override: connectedCallback, disconnectedCallback, adoptedCallback and observedAttributes.
  3. 03Guide to Free/Cheap Deployment Options 2020Free and low-cost hosting options from 2020: static hosts like Netlify and Vercel, full stack hosts like Heroku, cloud and VPS providers, and headless CMSs.
  4. 04Ultimate Django Reference (Deployment, Rest API, Commands, .env)Django commands you look up often: project and app setup, connecting Postgres, reading secrets from a .env file, and deploying to Heroku with a gitignore.
  5. 05Web Components Part 2 - Styling and SlotsPart 2 of the Web Components series: styling with external stylesheets, style tags and parts, then flexible layouts with slots, named slots and slotted styles.
  6. 06Web Components Part 1 - The BasicsPart 1 of the Web Components series: build a hello world custom element in plain JavaScript, attach a ShadowDOM, and pass in data through attributes.