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.
Follow an ordered learning track with prerequisites and checkpoints →
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Latest tutorials
Page 108 of 133- 01Methods of Starting a Quick HTTP Server from the Command Line (alternatives to liveserver)Skip the VSCode Live Server extension and serve a folder from the terminal with Python http.server, Ruby, PHP's built in server, or npx serve and http-server.Oct 03, 2021
- 02How to use Neo4j Graph Database in your Node Project (Express, Koa, Fastify, etc.)Set up a free Neo4j Aura graph database and connect to it from a Node project with neo4j-driver, a pattern that fits Express, Koa, Fastify or any framework.Sep 25, 2021
- 03Building a Full-Stack Todo App with Typescript, NextJS and Mongo - 0 To DeployBuild a todo app with NextJS, Typescript and Mongoose: a shared Mongo connection, API routes, index, show and create pages, then deploy by linking to Vercel.Sep 09, 2021
- 04Pattern Matching in Javascript with alexmerced-patternmatcherReplace long if chains and switch statements in JavaScript with the alexmerced-patternmatcher library, using createMatcher, createSingleMatcher and matchArray.Sep 06, 2021
- 05Walkthrough - Deploy Anything with NginxSet up a Linux VPS over SSH, run your web app as a systemd service, proxy it through an Nginx config, and add free SSL certificates with certbot.Aug 30, 2021
- 06Frontend Javascript Ajax/Http Request GuideWhat AJAX, APIs and promises are, plus working examples of frontend HTTP requests with jQuery $.ajax, the browser fetch function and the Axios library.Aug 25, 2021