I built a quick calculator for a very specific, very Indian problem: Golden Visa math vs RBI's LRS limit
A relative asked me last month whether he could "just wire €400,000 to Greece" for a property investment. I said probably not in one shot, and then sp
javascript
dev.to
Jul 13, 2026
How I Built a Timed Quiz Platform with 400+ Questions
I wanted to build a quiz app that felt fast no loading spinners, no account walls, no backend lag between questions. Just pick a category, pick a diff
javascript
dev.to
Jul 13, 2026
Stop Serving Raw Cosine Scores: Explainable RAG Confidence Scoring at Query Time
The gap nobody talks about
You've got a RAG pipeline. It retrieves documents, generates an answer, and hands it to your users. Somewhere be
typescript
dev.to
Jul 13, 2026
Twitter Card Image Size: The Right Dimensions for X Link Previews
When you paste a link into a tweet, X should unfurl it into a card with a title, a description, and an image. The single setting that decides whether
javascript
dev.to
Jul 13, 2026
React me useDebounce Custom Hook Complete Guide
React me useDebounce custom hook kaise banayein? Seekhein debouncing ka logic, search optimization, API calls reduce karna aur performance boost karn
javascript
dev.to
Jul 13, 2026
Scaling Local-First AI: Running and Exposing Meetily Transcriptions
Meetily recently hit #3 on GitHub’s daily trending page, racking up over 2,500 stars in a single day. The project current sits at roughly 18,000 stars
rust
dev.to
Jul 13, 2026
Evaluating Long-Running Go Programs with Disabled Garbage Collection: Feasibility and Practicality
Introduction
Go's garbage collector (GC) is a cornerstone of its design philosophy, offering automatic memory management that simplifies de
go
dev.to
Jul 13, 2026
What I Learned at the Code on JVM Meetup: Engineering Concepts Beyond Java
Last Saturday (11-07-2026)
, I attended the Code on JVM Meetup, and it was a great learning experience. Although I primarily work on frontend devel
java
dev.to
Jul 13, 2026
Building a Production-Grade Dynamic Form Builder with Next.js 15, TypeScript, and Shadcn UI
Every SaaS application or internal operational tool eventually needs a form builder. But as requirements grow, managing a dynamic JSON schema, multi-s
typescript
dev.to
Jul 13, 2026
Implementing JWT Authentication Securely in Go Fiber
JWT authentication is one of those things that looks simple until you see the CVEs. Algorithm confusion, weak secrets, missing expiry — most JWT vulne
go
dev.to
Jul 13, 2026
Fixing Client-Server Waterfalls After Migrating from Vite to Next.js
The Architectural Shift
Migrating a production application from Vite to Next.js is one of the most common architectural decisions teams mak
typescript
dev.to
Jul 13, 2026
Building a Video URL Canonicalization Pipeline for Multi-Region Streaming Discovery
The bug that started this project looked harmless in the logs: the same YouTube video appeared four times in our discovery index, each with a slightly
php
dev.to
Jul 13, 2026
We Don't Need Another Go ORM. We Need a Better One.
The Go ecosystem already has excellent ORMs.
So why build another one?
Because most of them force developers to choose between two things:
🚀 Perfo
go
dev.to
Jul 13, 2026
Breeze Framework: Rethinking What a Modern Go Framework Can Be ⚡
The web has changed.
Applications are no longer simple HTTP servers.
Today we build real-time dashboards, AI-powered services, multiplayer systems, A
go
dev.to
Jul 13, 2026
How Apache Iggy Ditched Tokio for Thread-Per-Core io_uring — And What It Cost Them
On February 27, 2026, the Apache Iggy team published a blog post documenting one of the more honest engineering war stories to come out of the Rust ec
rust
dev.to
Jul 13, 2026
Inside a Kubernetes Bug Fix: Investigating an Integer Overflow in Dynamic Resource Allocation (DRA)
Contributing to a project as large as Kubernetes can feel intimidating at first. Millions of lines of code, hundreds of active contributors, and a rig
go
dev.to
Jul 13, 2026
next-safe-action: Type-Safe Server Actions in Next.js (2026)
Raw Next.js Server Actions have a gap. You define a function marked 'use server', call it from a form or a button click, and somewhere between the cli
typescript
dev.to
Jul 13, 2026
How to Define a Backend Contract for a React App
A React interface can look finished while the backend is still a collection of guesses.
The screens render. Forms submit. Navigation works. There may
typescript
dev.to
Jul 13, 2026
Building toymq v2: eight features, one durability contract, and the bug that proved it held
A retrospective on the v1 → v2 arc of toymq — the jump from a single-node persistent message broker that works to one you can actually deploy. The fi
go
dev.to
Jul 13, 2026
How to Build an AI Agent in Go (From Scratch, No Framework)
TL;DR
An "AI agent" is a loop: send a prompt to a model, let it ask for a tool, run the tool, feed the result back, repeat until it stops.
go
dev.to
Jul 13, 2026