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 125 of 133- 011 Backend, 5 Frontends - Todo List with Rails, React, Angular, Vue, Svelte, and jQueryOne Rails todo API with Postgres and CORS, then the same todo app built as five frontends in React, Vue, Angular, Svelte and jQuery to compare frameworks.Nov 17, 2020
- 02Konjection - ORM Helper using Knex and ObjectionKonjection wraps Knex and Objection with helpers like Model.all, one, create, update, destroy, relate and related. Connect a database and put them to use.Nov 16, 2020
- 03Ruby on Rails Tutorial - Heroku API DeploymentGenerate a Rails API with PostgreSQL, scaffold a quick full CRUD resource, test the endpoints, and deploy the finished API to Heroku in a few short steps.Nov 12, 2020
- 04Ruby on Rails Tutorial - Many to Many RelationshipsSet up a many to many relationship in a Rails API: create the models and join model, declare the associations between them, then test the relationships out.Nov 11, 2020
- 05Ruby vs Javascript in Several ImagesSix side by side code images comparing Ruby to JavaScript: basics, loops, arrays and hashes, functions, blocks and classes, for JS developers picking up Ruby.Nov 02, 2020
- 06merced-react-hooks => Application State, LocalStorage, LifecycleTour of merced-react-hooks: useDataStore and TaskRunner for app state, useFormState for forms, local and session storage hooks, plus semantic lifecycle hooks.Oct 29, 2020