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The "I want a USD/JPY 5-year chart on my page, no backend, no API key" target turns out to be reachable with one stack: Frankfurter (a free, CORS-ena
The AI agent ecosystem is fragmenting into two incompatible standards. On one side, Anthropic's MCP (Model Context Protocol) lets AI models use tool
It was a normal day; I was grinding some LeetCode for an upcoming interview. I started to warm up with some easy problems and came across the classic
Go code has a long-running naming habit around initialisms: ID, URL, HTTP, API, and friends often stay fully capitalized inside identifiers. That give
A friend asked me, around the third week of working on Kilnx, why I had not just written it as an Express plugin. The question was fair. It was also t
Published 2026-05-17 by Shubham Bhati — Backend Engineer (Java 17, Spring Boot, Microservices). We've all been there - stuck with a slow and unre
Shipping a fix used to mean a bundled binary, an app store review, and a few days of hoping users would tap "update". With Capacitor Live Updates that
Complete Node.js EOL Schedule Node.js releases even-numbered versions as Long-Term Support (LTS). Odd-numbered versions are short-lived and
npm install You type it dozens of times a day. You probably typed it this morning. And every time you did, you handed arbitrary code executi
Toda linguagem tem um jeito de declarar valores fixos. Em Go esse jeito chama const, e junto dele vem um identificador especial chamado iota que muita
Encapsulation is one of the important concepts of Object-Oriented Programming (OOP). It is the process of wrapping data (variables) and methods into
If you've been using countapi.xyz for page view tracking, button click counters, or really anything that just needed a simple number that goes up... y
Why Arroyo Matters in Stream Processing The demand for real-time analytics solutions has surged, rendering traditional data processing capa
I've been building Finterm, a financial terminal that runs entirely in a browser tab, on Cloudflare Workers via @opennextjs/cloudflare. The promi
Every time I debugged a deeply nested API response, I scrolled. I counted brackets. I lost my place. After the third or fourth time of doing this for
Introduction Over the past 21 years, our team has helped build and maintain a news content management ecosystem that now powers 200+ active
You've been here before. The API is dragging. P99 latency is climbing. Someone says "just profile it" — so you run node --cpu-prof and get a file lik
Most developers know Merge Sort is faster than Bubble Sort. But watching it happen makes the difference visceral. The Numbers Bubble Sort
I got tired of paying $26/seat/month for error tracking on side projects, so I built FindBug - a Rails engine that captures exceptions and performance
How I Built Memory Concierge: An AI Hotel Concierge That Remembers Guests I built Memory Concierge, an AI-powered hotel concierge prototype