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.
610 articles from this blog
A beginner's guide to creating and managing Python virtual environments using pyenv and virtualenv to isolate project dependencies.
Explains the concept of Dependency Injection in programming, using a simple web server example to illustrate how to inject functionalities.
A step-by-step tutorial on creating and deploying serverless functions using Netlify Cloud Functions, including setup, configuration, and testing.
A tutorial on creating and deploying serverless functions using Vercel's Cloud Functions platform, including setup, basic usage, and CORS configuration.
An introduction to serverless Cloud Functions, explaining their benefits, use cases, and how they differ from traditional web servers.
Explains how code executes by comparing compilers, interpreters, transpilers, and virtual machines, covering high-level vs. low-level languages.
Practical advice for new developers on building strong foundations, continuous learning, and overcoming imposter syndrome.
A guide to setting up a development environment for Microsoft's experimental Bosque programming language using Docker and VS Code.
A guide on using environment variables in React to securely manage sensitive data like API keys and database credentials.
An introductory guide to PHP covering setup, variables, arrays, and its use for web templating and modern development.
Explains React's data flow, covering state, props, prop drilling, and the Context API for managing data between components.
A guide to implementing client-side routing in React applications using the React Router library, covering setup, components, and navigation.
A beginner's tutorial on building backend web servers using the KOA.js framework for Node.js, covering setup, routing, and server-side rendering.
A guide to deploying React, Angular, Svelte, and Vue applications to Netlify and Vercel, covering build commands and router configuration.
A comprehensive 2021 list of hosted headless CMS providers offering free or developer tiers, including small-scale alternatives and self-hosted options.
A beginner's guide to understanding and using Git for version control, covering basics like repositories, commits, and branching.
A guide on changing the default Git/GitHub branch name from 'master' to 'main', including steps for both GitHub settings and local Git configuration.
A comprehensive guide to essential JavaScript development tools including Node, Babel, ESLint, CSS pre-processors, TypeScript, and bundlers.
A step-by-step React tutorial for building a simple blog application using JSON data, covering components, state, props, and deployment.
A guide to five useful React techniques: spreading props, destructuring, render functions, JSX props, and custom hooks to write cleaner code.
