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.
333 articles from this blog
A comprehensive reference guide for essential command-line commands across Bash, Git, Node.js, Python, Ruby, and PHP.
A comparative tutorial teaching basic programming concepts like printing, variables, conditionals, and loops in Python, PHP, Ruby, and JavaScript.
Explains memory management, the stack, and garbage collection in programming, using examples from C, Go, and Rust.
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 tutorial on creating and deploying serverless functions using Vercel's Cloud Functions platform, including setup, basic usage, and CORS configuration.
A step-by-step tutorial on creating and deploying serverless functions using Netlify Cloud Functions, including setup, configuration, and testing.
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.
A guide to implementing client-side routing in React applications using the React Router library, covering setup, components, and navigation.
Explains React's data flow, covering state, props, prop drilling, and the Context API for managing data between components.
An introductory guide to PHP covering setup, variables, arrays, and its use for web templating and modern development.
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 comprehensive 2021 list of hosted headless CMS providers offering free or developer tiers, including small-scale alternatives and self-hosted options.
A guide to deploying React, Angular, Svelte, and Vue applications to Netlify and Vercel, covering build commands and router configuration.
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.
