Alex Merced — Developer and technical writer sharing in-depth insights on data engineering, Apache Iceberg, data lakehouse architectures, Python tooling, and modern analytics platforms, with a strong focus on practical, hands-on learning.
418 articles from this blog
A guide to creating microservices with Merver, a lightweight Node.js web framework built on core HTTP libraries.
Introduces mutils, a JavaScript library that extends Array and Set classes to add useful utility methods for array manipulation.
A guide to using the useDataStore library for managing global state in React applications, similar to Redux.
Introduces create-react-loaded, a React template tool with Sass, Router, global state, custom hooks, and pre-made components for faster development.
A guide to JavaScript's tricky but essential array callback methods like map, filter, and reduce, with links to in-depth video tutorials.
A beginner's guide to setting up a web server using Express.js, covering installation, basic server setup, and routing.
A collection of React.js code snippets and quick tips for building projects, shared as images from social media.
A beginner's tutorial on the Svelte JavaScript framework, covering basics like variables, props, and component structure.
Announcing new and updated project templates for the merced-spinup tool, including React, Vue, Express, and CLI setups.
A beginner's guide to TypeScript fundamentals, covering basic typing, interfaces, and enums with practical examples.
A tutorial on how to write and implement custom JavaScript Promises for handling asynchronous operations.
A comprehensive list of online coding playgrounds and prototyping tools for developers, including Repl.it, CodePen, and CodeSandbox.
A comprehensive React cheat sheet covering project setup, components, props, state, lifecycle, forms, JSX, and Hooks with code examples.
Explains core React concepts like state, props, lifecycle, and context using a human component analogy for beginners.
A reference guide covering the basics of React Hooks, including useState, useEffect, useRef, useContext, and useReducer.
A guide to data communication in Vue.js components, covering props, $attrs, and router-view patterns for effective state management.
Introducing merced-spinup, a CLI tool to quickly bootstrap project templates for various frontend libraries and frameworks, including custom web component libraries.
A tutorial on connecting to a MongoDB database using the Mongoose ODM library in JavaScript, including setup, schemas, and queries.
A technical guide explaining JavaScript Promises and comparing three methods for making API calls: Fetch, Axios, and $.ajax.
A guide for developers on building a personal brand through projects, blogging, social media, and public contributions to advance their tech career.
