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 installing and configuring PostgreSQL on Linux, covering user setup, database creation, and common connection issues.
Table of Contents The beauty of scripting and automation The Syntax Conclusion The beauty of scripting and automation Today is a great world to live i
A side-by-side comparison of basic syntax and concepts in Go, Rust, and C++, including variables, arrays, functions, and OOP.
Explains Node.js streams using the https.get method to handle data transfer incrementally, with code examples.
A concise JavaScript reference covering variables, operators, loops, functions, arrays, objects, and DOM manipulation.
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 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.
