Top 7 Featured DEV Posts of the Week

#top7 #discuss

Welcome to this week's Top 7, where the DEV editorial team handpicks their favorite posts from the previous week.

Congrats to all the authors that made it onto the list 👏

Go devs just got Superpowers

Alex ・ Sep 29

#go #webdev #backend #frontend

@derstruct introduces doors, a new framework that brings React-like reactivity to Go without the ecosystem baggage.

Rethinking TypeScript Architecture: From Classes to Composable Functions

Theodor Diaconu ・ Sep 30

#typescript #dependencyinversion #architecture #webdev

@theodordiaconu challenges the traditional class-based TypeScript architecture by presenting a functional approach using composable functions, resources, tasks, and event buses.

Building an Agentic Medical Analysis System That Actually Thinks

Marcos Henrique for AWS Community Builders ・ Sep 29

#ai #aws

@wakeupmh demonstrates how to build an intelligent medical analysis system using agentic event-driven architecture with VoltAgent and Amazon Nova Micro, where AI agents reason about lab results and autonomously coordinate specialist appointments..

Trying Out Arm's Scalable Matrix Extension with Apple M4 or QEMU

Mizuki ・ Oct 4

#arm #abotwrotethis

@aratamizuki walks us through the technical details of using specialized CPU instructions for accelerated matrix operations, demonstrating how developers can leverage hardware-level optimizations for computational tasks without needing expensive server hardware.

GitHub Copilot Chat Modes Explained (with Personality) 🎭

Ashley Childress ・ Oct 1

#githubcopilot #ai #tutorial #productivity

@anchildress1 frames GitHub Copilot's chat modes as character sheets that define how AI agents behave and respond to tasks. The author shares their creative approach to building custom modes like "The Logfather" for logging, encouraging us to give Copilot personality and purpose beyond generic responses to make it more effective and enjoyable to work with.

Metro: The KMP DI Framework You Never Knew You Needed

Stuart ・ Oct 4

#programming #kotlin #android #mobile

@mastrgamr introduces Metro, a new dependency injection framework for Kotlin Multiplatform that combines the best features of Dagger, Hilt, Koin, and kotlin-inject.

How to use AI directly on your Kindle

David Loor ・ Oct 5

#aitools #webdev #sideprojects #nextjs

@davo20019 shares their experience building Kindle-ChatGPT, a web app optimized for e-ink displays that brings AI assistance directly to Kindle browsers.

And that's a wrap for this week's Top 7 roundup! 🎬 We hope you enjoyed this eclectic mix of insights, stories, and tips from our talented authors. Keep coding, keep learning, and stay tuned to DEV for more captivating content and make sure you’re opted in to our Weekly Newsletter 📩 for all the best articles, discussions, and updates.