Trending guides and resources from DEV.to
- Website
- Dev
- Followers
- 0
- Following
- 0
- Update interval
- 2h
Latest posts
TOON vs JSON: A Modern Data Format Showdown
Introduction The evolution of data formats tells a fascinating story about how technology adapts to meet our changing needs. From the humble .INI files that powered early configurations to the verbose but structured XML, the lightweight JSON, the human-friendly YAML, and now TOON a token-optimized
Reinventing Kubernetes in 2025: a post-mortem of my “simple” stack
Every “simpler” DevOps tool is just Kubernetes wearing sunglasses. The dream of simplicity I remember the day I promised myself I’d never touch Kubernetes again. I’d seen things pods looping, nodes ghosting, Helm charts crying in YAML. So this time, I swore: “Just one container. That’s it.” That
How I Use AI to Build Frontend Apps: My Candid, Messy Process
I've noticed that some of the pushback against using AI to code stems from people not knowing how to use it. I know, I know you've heard the “skill issue” joke before, and it sounds annoying, but it's kind of true. I also see a spectrum of people who are trying to accept using AI, but they don't see
Announcing AnalogJS 2.0 ⚡️
We're excited to announce the 2.0 release of AnalogJS! This release includes many features that help developers ship websites and applications, faster, with Angular. This release marks the second major release of Analog, providing developers many new features and improvements to build with Analog.
🚀 TOON (Token-Oriented Object Notation) — The Smarter, Lighter JSON for LLMs
When building AI and LLM-based applications, one of the biggest hidden costs often comes from something simple — the format of your data. Every {}, [], and " inside JSON counts as a token when you send it to a Large Language Model (LLM). With big payloads or complex structured data, this can burn t
How I Made an MCP Server That Saves Me an Hour per Week
Recently, I’ve been travelling around the country to help engineers learn how to build MCP Servers and AI Agents serverlessly on Cloud Run in our Accelerate AI with Cloud Run workshops. Attendees often ask, how can I use what I learned in my use case? This blog tells the story of how I used the firs
How I Made an MCP Server That Saves Me an Hour per Week
Recently, I’ve been travelling around the country to help engineers learn how to build MCP Servers and AI Agents serverlessly on Cloud Run in our Accelerate AI with Cloud Run workshops. Attendees often ask, how can I use what I learned in my use case? This blog tells the story of how I used the firs
5 must know open-source repositories to build cool AI apps
Everywhere I look, teams are racing to ship AI-powered features, from solo founders building chatbots to enterprise teams automating workflows. The momentum is massive, and the big players (OpenAI, Google, and Meta) are pouring billions into new models. But here’s the truth: you don’t need their bud
Frontend to Backend: From Vite to Express❗
Intro Hey everyone!🤗 If you're a beginner who's just started learning the backend, or maybe you already know the basics but want a deeper understanding of the logic behind servers, routing requests and all those fundamentals concepts, I truly hope this article helps you out.🥰 It's totally normal
I Tried 20+ Books on Software Architecture — Here Are My Top 7 Recommendations for Senior Developers
Disclosure: This post includes affiliate links; I may receive compensation if you purchase products or services from the different links provided in this article. If you've been in software development for a few years, you know that writing code is only part of the job. Understanding how to design
🚀 Introducing Agentic Postgres: The First & Free Database Built for Agents
Agents are the New Developer 80% of Claude Code was written by AI. More than a quarter of all new code at Google was generated by AI one year ago. It’s safe to say that in the next 12 months, the majority of all new code will be written by AI. Agents don’t behave like humans. They behave in new wa
Caída de AWS en US-EAST-1: Explicación Detallada y Sencilla
La caída de AWS (Amazon Web Services) en la región US-EAST-1, ubicada en Virginia del Norte, se refiere a una interrupción masiva ocurrida el 20 de octubre de 2025, que afectó a servicios globales de la nube de Amazon. Esta región es la más crítica de AWS porque alberga la mayor parte de su infraest
The Code Review That Changed Everything
Three months ago, I submitted what I thought was a perfectly reasonable pull request. I had created a new UserRole enum to handle our permission system. Clean, type-safe, idiomatic TypeScript. The senior engineer's review came back with one comment: "Please don't use enums." I was confused. Enums ar
🚀 Why Everyone Uses localhost:3000 - The History of Dev Ports (3000, 8000, 8080, 5173)
TL;DR: Ever wondered why your dev servers always run on localhost:3000 or localhost:5173? Think of your computer like an office building, every port is a numbered door that leads to a specific “room” (or service). When you visit localhost:3000, you’re basically knocking on door #3000 and asking,
Build Your First AI Agent With MongoDB and LangChain4j
AI agents are everywhere right now. We've all heard the pitch: They reason about problems, use tools autonomously, and chain together multiple steps to accomplish goals without constant hand-holding. They're being deployed to book flights, analyze data pipelines, and handle customer support—taking o
You’re a Real JavaScript Developer Only If...
Some people say you become a real developer when you build your first app. real JavaScript developer when the hard moments become your comfort zone. So, you’re a real JavaScript developer only if... You’ve used console.log() as your main debugging tool, and it worked. You’ve seen undefined and said
Data Engineering 101 - A real beginner's approach
This is the article about Data Engineering that you find if you search the subject on Google and get redirected after click Feeling Lucky. Also, this article is a POV of an experienced webdev engineer that started a new topic in his career, that means: that's my study, my research, if you have anyth
The <template> Tag: A core HTML Feature That Simplified My JS
I’m currently developing a conversational AI web application. I’ve been building it completely from scratch, following a structured SDLC approach. Right now, I’m in Phase 3: Frontend Interactivity, where I'm working on dynamically rendering chat messages. Initially, I took a common approach: use ins
To Avoid Performance Impact Never Use Spring RestClient Default Implementation in Production
🚨 Problem Introduction Imagine you’re building a Spring Boot Order Service that calls three downstream services: Inventory Service Pricing Service Shipping Service You decide to use Spring’s new RestClient (Spring 6 / Boot 3). Locally, everything works perfectly fine. But in production, under loa
My First Node.js: Mastering the Fundamentals❗
Intro Hey everyone! Lately, I've been focusing heavily on backend development, and I finally decided it was time to dive into Node.js. I'd been putting this moment off for a while, and now it's here❗ Honestly, I used to feel a bit intimidated when thinking about backend concepts-things like creati
My First Week with Terraform: The Struggles Nobody Talks About (And How I Overcame Them)
I still remember my first job application that required Terraform experience. I thought I had it figured out—after all, Infrastructure as Code sounded straightforward enough: write code, deploy infrastructure, done. The reality? I couldn't complete the take-home assignment. The state file corrupted.
Google Removed num=100: How SEO Professionals and Developers Can Adapt While Keeping the DEV Comm...
Recently, Google removed the num=100 parameter from its search URLs, causing ripples across the SEO and developer communities. This parameter allowed search results to display up to 100 results per page, but now the default behavior only shows 10 results per page. While this might seem like a small
How I Built a Curated, Automated Open Source Portfolio
I've been on a continuous journey in open source since 2020. First, as a contributor, and for the last few years, also as a project maintainer. It's a space where I've learned so much and given back what I can. I've always wanted a way to track my progress and showcase my contributions in a portfoli
How to serve Markdown to AI agents: Making your docs more AI-friendly
Introduction If you've been on developer Twitter recently, you might have seen Bun's tweet about serving Markdown directly to AI coding assistants like Claude Code. Both Mintlify and Fumadocs have already immediately implemented the feature in their documentation platforms, and I just implem
Sora 2: Next Generation Text-to-Video AI Explained
The release of OpenAI Sora 2 is shaking up the way developers and businesses look at video generation. The first version already demonstrated how a short prompt could produce a 20-second video clip at 1080p. With Sora 2, the expectations are higher: longer clips, improved fidelity, stronger frame co