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Introduction When I first started learning cybersecurity, I was just a developer curious about protecting data, systems, and people. It felt overwhelming at fi...

Background I recently posted an article on dev.to documenting my experiences testing small and large language models. I'm an engineering technician, not a soft...

'The Science Behind League Victories

Making QR Codes Safe by Design: A Trust‑On‑First‑Scan Model By Colten Jacob, January 2026 QR codes have quietly become one of the most powerful interfaces in mo...

The Problem For weeks I thought I was just bad at job searching. I was applying to tons of roles on LinkedIn every day and getting… nothing. Patterns I Noticed...

When I first started learning software development, I didn’t want to just memorize Git commands. I wanted to understand the why behind them. To find that answe...

This chapter zooms all the way down to SQLite’s lowest level—where bytes on disk become pages, pages become trees, and durability is enforced through journaling...

Background: Buying a Used Robot I didn’t buy this robot vacuum because I urgently needed automated cleaning. warranty the mental barrier of “don’t touch it, yo...

Introduction The Android Open Source Project AOSP has been a pivotal player in shaping the mobile‑operating‑system landscape since its inception. As of 2023, AO...

The Problem: The “Almost Correct” Trap We’ve all been there: you ask an LLM to generate a complex validation function or a scheduling algorithm. It looks perfe...

The Rise of Image Manipulation Image manipulation is not new; it has been around almost as long as photography itself. What has changed in recent years is the...

What are agent skills and why do you need them? A relatively new thing in the world of AI agents is the so‑called Skills system. Recently I started seriously d...

Custom Auth Flow Implementation Recently I was trying to really understand custom auth flow and how its implementation actually works. So I started rebuilding...

Intro There are many articles out there explaining the difference between for...in and for...of. I won't get into that here. Instead, this is a simple article...

Odoo is a single platform that provides many pre‑built modules mini‑applications that most companies need. For example, almost every company requires a Human Re...

'Stop guessing where your tokens go. Start seeing the invisible tax on your context window. From: x.com/adocomplete

Introduction As part of the HRT Journey Tracker Suite, I’ve been building tools that support transition in practical, offline‑friendly ways. The newest additio...

Seeds of Computation: From Binary Dreams to Ada’s Algorithm Introduction Before keyboards clicked and terminals blinked, before compilers argued and linters na...

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Recently, I received an unsolicited email that initially seemed like a heartfelt plea for help but quickly revealed itself as a classic scam. By sharing my expe...

Noise Noise is a pattern of values that seem somewhat random but remain smooth and continuous. When generating terrain, we need a way to determine the heights...

The False Start: PWABuilder At first I tried the shortest shortcut possible: using PWABuilder to package my existing Progressive Web App into an APK. It sounde...

!Cover image for Portronics Transparent Wireless Mouse: Experience Precision and Stylehttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravit...

Milestone: usePopcorn Completed The usePopcorn app is finally complete after three weeks of development. This week focused on: - Final polish - Cleanup - Refac...

!Cover image for A technical documentation to ultimate freedom in lifehttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=au...

Data Structures and Algorithms DSA often feel overwhelming at first. With so many concepts, patterns, and problem types, it’s easy to feel stuck or slow. But he...

The goal: get more ideas into production faster We’re a small startup that spends lots of time on video calls with users. After calls end, many good ideas—espec...

Project Overview I am currently testing the stability of CodeChat, a decentralized communication tool built with vanilla JavaScript and PeerJS. Unlike traditio...

Problem Summary Identify all elements that appear more than once in an array and report each duplicate only once. Example text Input: 1, 2, 3, 2, 4, 1 Output:...

Overview The Eye Navi app helps people with visual impairments see and navigate their surroundings. It uses a smartphone camera to capture environmental inform...

The Problem with Traditional Apps ChatGPT Apps introduce a new way of considering apps: they are defined by a set of flows triggered by intent detection, rathe...

Managing a single AWS account is a full‑time job. Managing five? It’s a challenge. Managing five hundred? It’s a nightmare of lost visibility, security “hoop‑ju...

When an EC2 instance starts misbehaving, my first reaction isn’t to SSH into it or reboot it. Instead, I open the EC2 console and go straight to Instance Diagn...

Overview AWS Lambda is a serverless compute service that lets you run application logic without managing servers. You simply upload your code and define a trig...

!Cover image for I built a spatial 3D knowledge graph with React Three Fiber & Gemini AI 🌌https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,g...

Introduction Throughout this series, we'll use Amazon Nova 2 Multimodal Embeddings to create embeddings and store them in Amazon S3 Vectors. In this article we...

This is a submission for the New Year, New You Portfolio Challenge Presented by Google AIhttps://dev.to/challenges/new-year-new-you-google-ai-2025-12-31 About M...

AI is no longer a future concept—it’s already woven into our everyday lives. Like many others, I’ve joined this journey of understanding and mastering AI, not o...

Overview Version 1.1.0 of CGMB Claude‑Gemini Multimodal Bridge adds full Windows support, OCR for scanned PDFs, URL auto‑routing, and support for the latest Ge...

!Cover image for Meet Edulavo: The AI-Powered Skill Coach That Ends Tutorial Hell.https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=au...

Problem Generic job boards like Indeed and LinkedIn don't serve niche healthcare roles well. Psychiatric mental health nurse practitioners PMHNPs spend hours s...

Process 1. Run the detector bash command to run the detector example 2. Analyze the results Count CRITICAL, HIGH, MEDIUM, and APPROVED_OVERRIDE issues Prioriti...

bash mkfifo counter.fifo t=0 b=0 while read cmd; do case '$cmd' in inc_t t++ ;; inc_b b++ ;; get echo '$t $b' ;; esac done counter.fifo echo '' echo 'Dumping ta...

Introduction Hello Dev Community 👋 I am currently focused on learning JavaScript, React, and front‑end development. My goal is simple: learn consistently, bui...

Sprite Sheets for Instant Video Timeline Previews If you’ve ever hovered over a video timeline and seen preview images change instantly, you’ve already interac...

Why your site might be slower than you think, and what you can do about it. The hidden cost of a page load When a visitor loads a page, WordPress does a lot beh...

Weekly Overview - Weather: Overnight low 23 °F, morning 30 °F. Expect highs in the 40s today, dropping back to the 20s on Wednesday with possible flurries Thur...

What is a Variable in Java? A variable is a container used to store data values. Types of Variables in Java Local Variables Example: java class Test { void dis...