XHS Digital Journal

Tech Reviews

How to Run Open Source LLMs on Your Own Computer Using Ollama

AI tools have become commonplace these days, and you may use them daily. One of the key ways to secu

The 2026 FinOps Roadmap: From Cost

My first AWS bill was $23,000. I had been working at the company for three weeks.Nobody told me. The

Creating Memorable Web Experiences: A Modern CSS Toolkit

I love the fact that CSS is finally reclaiming control over visual interactions, taking charge of th

The Math Behind Artificial Intelligence: A Guide to AI Foundations [Full Book]

"To understand is to perceive patterns." - Isaiah BerlinThis is nota math book filled with complex f

CSS Gradients Guide

CSS gradients are typically one color that fades into another, but CSS allows you to control every a

How to Build an Online Marketplace with Next.js, Express, and Stripe Connect

Have you ever wondered how platforms like Etsy, Uber, or Teachable handle payments for thousands of

How to Test a Complex Full

A few days ago, I ran an experiment with an AI-powered testing agent that lets you write test cases

How to Clean Time Series Data in Python

Real-world time series data is rarely clean. Sensors drop out, systems clock-drift, pipelines duplic

How to Choose the Best Stock Market API for FinTech Projects and AI Agents

June 7, 2026 / #fi

How AI is Changing the Way We Code

Something big is happening in the world of software development. In 2025, the way we write, read, an
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