Neural Networks Starter Kit: 9 Fundamental Building Blocks for Developers

Learn the essential neural network fundamentals if you’re a developer new to AI and machine learning.

Try These Proven Techniques for Improving Your Webpage Speed

Learn how we boosted FreeDevTools' PageSpeed Insights score to a near-perfect 95. From optimizing TTFB to implementing critical CSS, we'll cover the key strategies that transformed our site's performance.

How to Build a In-Memory Cache in Go Using Generics With TTL

There is a famous saying in computer science: "There are only two hard things in Computer Science: cache invalidation and naming things." — Phil Karlton It is challenging to balance performance (caching aggressively) with accuracy (ensuring users see the latest data immediately). If you cache too much, users see

How SQLite Turns Hardware Chaos into Correctness

Databases live in a pretty messy world: crashes happen, writes tear, and nothing is guaranteed. SQLite deals with all of that quietly in the background, and this post takes a look at how.

Deeper Data-Science with DoWhy: Causal Modeling in Python

Learn how causal inference with DoWhy goes beyond prediction to answer 'what if we intervene?' questions. This tutorial uses a student attendance example to demonstrate the difference between correlation and causation in data science.

Introducing Installerpedia - Install Anything With Zero Hassle

Software installation is still fragmented, manual, and error-prone. Installerpedia proposes a structured, community-driven way to make installing any tool reliable and effortless.

How Netflix Uses Matrix Factorization to Predict Your Next Favorite Movie

Discover how Matrix Factorization solves the empty star problem that once challenged Netflix. This article explores using Stochastic Gradient Descent to bridge the gap between missing data and perfect matches.

From Commits to DAGs: How Git Uses a DAG to Track Your Code History

Most developers use Git daily, often memorizing commands without fully understanding what happens under the hood. We know how to use git add and git commit, but do we really know how it works? At its core, Git is a simple key-value data store. It is a database, and understanding

Diagnose & Fix Painfully Slow Ollama: 4 Essential Debugging Techniques + Fixes

Frustrated with laggy Ollama? Try out these debugging techniques

Designing a Go ETL Pipeline When SQLite Allows Only One Writer at a Time

At scale, ETL is no longer just extract → transform → load. It becomes a systems problem. You’re ingesting thousands of assets, transforming them aggressively, and trying to persist results fast enough that storage doesn’t collapse under contention. When SQLite is your storage layer, this tension becomes impossible to ignore,

Building a Bayesian Spam Classifier from First Principles

We work through the original Bayesian Spam Classifier paper from Microsoft Research. And then make it practical by applying to the Enron spam dataset

CAVLite: Lightweight, Memory-Efficient Security Audit for Low-RAM Servers.

If you run a server with limited resources—specifically, standard 4GB RAM and 2 vCPU setup- you are likely familiar with the constant, stressful balancing act between performance and security. You know you need antivirus protection and system audits. You know the risks of leaving a server vulnerable to intruders,