This open-source OS for a 1.54" Waveshare ESP32-S3 ePaper display is the cutest thing I've seen this week
A perfect OS for a tiny display.
We haven't written up this one. XDA Developers has the full story — the link below goes straight to it.
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Binary One’s Complement: Definition, Formula, and Examples
Binary One’s Complement is an important concept in computer science and digital electronics. It is a method of obtaining the complement of a binary number by changing every 0 to 1 and every 1 to 0.
- Binary One's Complement flips each digit in a binary number
- Formula: One's Complement = (2^n - 1) - B, where n is bits
- Example: One's complement of 1010 is 0101
Hand Off a FlutterFlow App to a Developer: What to Prepare
Your FlutterFlow app is on TestFlight, maybe live in the stores, and real people use it. You've found a developer to take it further, and their first message is: "Can you share the code and give me…
- Export FlutterFlow project and push code to GitHub
- Manage Firebase or Supabase backends and API keys
- Verify access to Apple/Google developer accounts and push-notification keys
Two new x402 APIs for AI agents: OAuth 2.0 flow tracer + IP geolocation consensus (2026-10-12, cycle 133)
Two new $0.0005 x402 endpoints for AI agents This is cycle 133 of the URL Metadata API on x402. Two new endpoints close two specific gaps AI agents hit when integrating with arbitrary external…
The 'Smart Home' Your Developer Pre-Installed Is Probably a Dead End — Here's How to Rescue It
I make LED drivers and luminaires, and I've spent the better part of twenty years on the fixture side of lighting. So when friends ask about the "whole-home smart" system their developer…
- Pre-installed smart systems may disappoint homeowners
- Single-fire boxes and three-in-one panels separate function control
- Route A: Swap dimmable smart drivers or smart lamps
Do you want to become a Coder, a Developer, or a Software Engineer?
Here’s a question. Imagine you wake up tomorrow, and coding is completely solved. You tell an AI what you want to build, and it builds it. 99.9% accuracy. It maintains the code. It fixes its own bugs.
- AI could render coding obsolete, automating software creation
- Developers may choose other pursuits if AI handles coding
- Intrigue in coding persists despite AI advancements
Express Production Health Check Endpoints in Node.js Docker — Readiness, Liveness, 5xx Logs
TL;DR: Give the marketplace pipeline two small Express endpoints: liveness says the Node.js process can answer, while readiness says this instance can accept a run.
- Two Express endpoints for health checks: /health/live and /health/ready
- /health/live endpoint tests event loop functionality, /health/ready ensures system readiness
- Include standardized logs with timestamp, severity, and sanitized failure details