AHAshwin Hegdeinashwinhegde19.hashnode.devI won my first hackathon by building something I barely understoodA few weeks ago I was using OpenClaw to set reminders and run basic cron jobs. That's it. Nothing impressive. Then I walked into the HSRFC x OpenClaw Builders event in Bengaluru. 4 hours, real constra16h agoยท3 min read
DZDanny Zhenginblog.hackunited.orgUnderstand Environment VariablesWhen you write code that connects to a database or an external service, you usually need a password or a key. Putting that key directly into your code creates a significant problem. If you share your 5d agoยท2 min read
ASAbhijeet Shindeinhackathon-diaries.hashnode.devBuilding an AI-Powered Hospital Infection Intelligence System in 24 HoursA Case Study from CODE:AUTOMATA Ver 2.1 Hackathon During the 24-hour offline round of CODE:AUTOMATA Ver 2.1 at CSMIT, our team worked on a high-impact healthcare challenge: HC-2: Digital Contact TracMar 4ยท4 min read
NSNancy Sanganiinsafezone-ai.hashnode.devHow I Built a Real-Time AI Safety Monitor โ And What I Learned About Vision AgentsThe Problem That Started Everything I was watching a news segment about a warehouse accident โ a worker had collapsed in a restricted area and wasn't found for 45 minutes. The cameras were recording. Mar 1ยท11 min read
PPoonaminteamoptimizers.hashnode.devSimbaSense: How I Built a Zero-Latency AI Pet Monitor for My Baby ๐พ๐ฑLast month, my life changed when I adopted a handsome, incredibly cute baby boyโa cat named Simba.โค๏ธ Like any new pet parent, I was instantly in love. But reality quickly set in. As a professional wMar 1ยท5 min read
MIMohd Irfan Khaninetl-projects.hashnode.devFrom Pixels to PostgreSQL: Building an Autonomous Vision Agent for Live EsportsEsports is a billion-dollar global industry, yet its live broadcasts suffer from a surprising problem: Data Blindness. Imagine a chaotic 3K clutch during the VCT Grand Finals. The caster yells, the crMar 1ยท4 min read
PPPoonam Pawarinpoonam1607.hashnode.devSimbaSense: How I Built a Zero-Latency AI Pet Monitor for My Baby ๐พ๐ฑLast month, my life changed when I adopted a handsome, incredibly cute baby boyโa cat named Simba.โค๏ธ Like any new pet parent, I was instantly in love. But reality quickly set in. As a professional wMar 1ยท5 min read
THTaejung Heoinblog.aqudi.meGemini 3 Seoul Hackathon ํ๊ธฐ๐ https://cerebralvalley.ai/e/gemini-3-seoul-hackathon?tab=guest-list TL;DR ๋ง๋ ๊ฒ: Gemini 3๋ฅผ ํ์ฉํ ์์ธ ๋๋๋งํฌ ๋ฐฉํ์ถ ๊ฒ์ "Seoul Adventure" ํต์ฌ ๊ธฐ์ : Gemini 3 Flash Preview๋ก ์๋๋ฆฌ์ค ์๋ ์์ฑ + ์ด๋ฏธ์ง ์ธ์ฆ ๊ฐ์ฅ ํฐ ๊ตํ: ํด์ปคํค์์๋Feb 28ยท5 min read
DZDanny Zhenginblog.hackunited.orgMaps But Easy: An Intro to Leaflet JSJust having a list of addresses usually doesnโt look nice. When you build an app to find the nearest coffee shop or track a delivery route, you need a visual map. Really slow/heavy mapping software slFeb 28ยท2 min read
RPRahul Pandeyinbuildingroundzero.hashnode.devI Froze in My First Tech Interview. So I Built an AI That Teaches You Not ToHere's What 7 Days With Vision Agents Actually Felt Like. A developer's honest account of building RoundZero โ a real-time AI mock interviewer โ for the Vision Possible: Agent Protocol hackathon. I wFeb 26ยท9 min read
