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Shopping News / Articles
Send Transactional Email from a Verified Domain with an API or SMTP
36+ min ago (245+ words) Password resets, login codes, receipts, and alerts are easier to operate when application email has its own delivery path. Here are the setup decisions that matter before sending. Use a domain you control, then add the DNS records shown by…...
Make Fully Customizable QR Codes (Actually)
5+ hour, 16+ min ago (28+ words) Tired of usual bland QR codes that don't show off your brand? I made a simple API to create fully... Tagged with python, api, backend, tools....
VPC Peering: conectando redes privadas entre contas e regiões na AWS
7+ hour ago (1344+ words) 1. Cenário de negócio Neste projeto, será implementado um VPC peering entre duas VPCs que... Tagged with aws, cloudcomputing, networking....
OpenProfile.md 0.2: answer the forty dating-site questions once
7+ hour, 39+ min ago (277+ words) Every dating site asks the same forty questions, and every one keeps the answers behind its own login. Your birthday, your height, whether you smoke, whether you want children, who you are looking for and how far away. You type…...
I rebuilt my failed chat app from scratch, here's what changed (GrowsChat)
9+ hour, 28+ min ago (137+ words) Hey dev.to! I'm Behan, a solo full-stack developer. I built a random chat platform before this one. It failed, mostly because of media hosting costs and no real rate limiting, the classic "it looked good but wasn't built to…...
Digitale Souveränität: Europas Weg zur Infra-Unabhängigkeit
9+ hour, 45+ min ago (596+ words) Wenn du denkst, dass deine Daten in einer „deutschen AWS-Region“ sicher vor fremden Zugriffen sind, liegst du falsch. Die Realität des CLOUD Act zeigt uns, dass US-Behörden Zugriff auf Daten verlangen können – egal, wo physisch das Rechenzentrum steht, solange der…...
I built a chat where every word costs money — on TON, solo, no legal entity
10+ hour, 38+ min ago (1125+ words) Hi! I'm a mobile developer (Kotlin by day), and a couple of weeks ago I started a side project with a simple, slightly audacious idea: a chat where sending a message costs money — and the recipient gets paid. You write…...
Architecting a Low-Power Geofencing Engine for Android
11+ hour, 11+ min ago (1671+ words) It happened during a quiet, mid-afternoon meeting. The room was deathly silent, the air thick with the weight of a quarterly review, when my phone decided to belt out an aggressive, high-decibel ringtone. My face turned crimson. I scrambled to…...
I built a decision app because group chats cannot decide — here is what I learned
11+ hour, 28+ min ago (308+ words) I kept noticing the same pattern: six people in a group chat, twenty minutes, zero decisions. Restaurant, movie, weekend plan — the loop always ended with "I don't care, you pick" followed by everyone picking the same thing they picked last…...
I Built a Free, Browser-Only AirDrop Alternative That Works on Any Device
13+ hour, 30+ min ago (302+ words) I got tired of this friction, so I built nowiretransfer.xyz — a free, browser-only file and text transfer tool that works between any two devices, regardless of OS. There's no app to install and no account to create: Paste some…...
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