Forums

Start a conversation

What are the biggest challenges in designing fanless POS systems for retail?

I've been working on embedded POS hardware for retail/hospitality for a while, and I'm curious to hear from other engineers: What's the hardest part of designing a reliable, fanless POS system? For me

Join discussion

NNventory1h ago

I built a real-time inventory sync engine for multichannel ecommerce — here's what I learned

After watching ecommerce sellers lose money to oversells, I built Nventory — a multichannel order and inventory management platform. The core challenge: multiple marketplace APIs (Amazon, Shopify, eBa

Join discussion

AJApurv Julaniya3h ago

A 14-Year-Old Broke APIs… Then Built Something Smarter

Most people fear breaking things. Some people learn from it. A few build systems that make breaking things… impossible. This is not a story about coding. It’s about understanding failure deeply enough

AApurv commented

MMmr m4h ago

How to Build a Chronological Age Calculator (Step-by-Step Guide)

Building a chronological age calculator is a great beginner-friendly project that involves working with dates and simple logic. In this article, I’ll explain how an age calculator works and how you ca

Join discussion

SKSangy K5h ago

Importing hashnode Blog to Medium or Dev.to

Hey Guys, I don't know if this is the right place to ask, but how to you guys import your posts to medium or dev.to? The Import tool in Medium is not working - "Import Failed". Any ideas?

Join discussion

DMDwelvin Morgan10h ago

We need to stop treating Prompt Engineering like "dark magic" and start treating it like software testing. (Here is a framework that I am using)

Here's the scenario. You spend two hours brainstorming and manually crafting what you think is the perfect system prompt. You explicitly say: "Output strictly in JSON. Do not include markdown formatti

Join discussion

DJDhruv Joshi18h ago

Is tech still a “safe” career in 2026?

For years, a lot of people saw tech as one of the safest careers. Good pay. Strong demand. Clear growth. But 2026 is making that feel less certain. Layoffs are still happening across the industry, and

ARAdarsh and 3 more commented

PJprasoon jadon19h ago

Chapter 1: The Illusion of Learning to Code

Chapter 1: The Illusion of Learning to Code We all start from zero—writing our first lines of code, trying tutorials, and thinking “today I’ll finally get it.” But real learning doesn’t always feel

Join discussion

PMPrakash Maheshwaran21h ago

#show-and-tell

900 downloads week one with zero promotion — here's the open source n8n nodes I built

I published two open source n8n community nodes six weeks ago and did absolutely nothing to promote them. No blog posts, no tweets, no Reddit threads, no Product Hunt. In the first week they hit 900 c

Join discussion

PAPolestar Analytics22h ago

AI Spending in 2026: How to Govern, Prioritize, and Mazimize ROI

How does an industry spend $2.5 trillion on AI in a single year and still leave 75% of its leaders without meaningful returns to show for it? That is not a failure of ambition. Boards are committed. B

KKaitlyn commented

Search Hashnode

Start a conversation

What are the biggest challenges in designing fanless POS systems for retail?

I built a real-time inventory sync engine for multichannel ecommerce — here's what I learned

A 14-Year-Old Broke APIs… Then Built Something Smarter

How to Build a Chronological Age Calculator (Step-by-Step Guide)

Importing hashnode Blog to Medium or Dev.to

We need to stop treating Prompt Engineering like "dark magic" and start treating it like software testing. (Here is a framework that I am using)

Is tech still a “safe” career in 2026?

Chapter 1: The Illusion of Learning to Code

900 downloads week one with zero promotion — here's the open source n8n nodes I built

AI Spending in 2026: How to Govern, Prioritize, and Mazimize ROI