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News
EC2 Instance Unreachable via SSM Session Manager
1+ hour, 37+ min ago (595+ words) This runbook resolves the situation where an EC2 instance is running and visible in the console but either does not appear in the Systems Manager Fleet Manager inventory, or returns a connection error when you attempt to start a Session Manager…...
Sintering Turns 3D-Printed Battery Structures Into Working Power Sources
3+ hour, 2+ min ago (55+ words) Three-dimensional printing has rapidly become one of the most versatile fabrication strategies for advanced energy storage devices, offering unprecedented control over geometry, porosity and material distribution. Compared with conventional slurry-based manufacturing, which relies on coating, calendaring and layer-by-layer stacking, additive…...
The 3 A.M. Moment Every Programmer Lies to Themselves About
8+ hour, 26+ min ago (341+ words) The second English piece from "Psychology of the Keyboard," a series I write about the mental side of being a programmer — the part nobody puts in the documentation. It was around three in the morning. I'd been in front of…...
Seven Patterns That Decide If Your AI App Survives 10,000 Users
8+ hour, 26+ min ago (1404+ words) Hello, I'm Maneshwar, and I'm building LiveReview — a blast-radius aware AI code review built for... Tagged with ai, systemdesign, backend, scaling....
Publish–Subscribe Model, Explained Like You’re Building It Tomorrow
6+ hour, 8+ min ago (228+ words) How the pattern behind Kafka, Redis, and Google Pub/Sub keeps modern systems decoupled, scalable, and resilient. You’ve …...
Litavis: World's first spad sensor with on-chip processing
10+ hour, 34+ min ago (122+ words) Singular Photonics has launched Litavis, a SPAD image sensor that combines photon counting, timing and histogramming with on-chip processing. Litavis builds on that sensitivity by making the sensor software-configurable. The same hardware can be reconfigured for different imaging tasks without…...
If the Remainder Doesn't Shrink, It's a Zero: A Bootcamp Lab on Agent Loop Progress
10+ hour, 40+ min ago (823+ words) Your agent can thrash for forty turns and still be stuck. Busy is not progress. In this lab you fail unless every iteration names a remainder and that remainder strictly shrinks. I do not grade the model's vibe. I grade…...
The Model Context Protocol Went Stateless and Shipping Agents Got Easier
6+ hour, 25+ min ago (38+ words) If you have ever tried to run an MCP server behind more than one box, you already know the exact flavor of pain I am about to …...
When I Entrusted TDD to an AI Agent
12+ hour, 10+ min ago (1640+ words) When I first started using AI agents for software development, I kept a clear division of responsibilities. I wrote the tests. The agent implemented the production code and helped me refactor it. At the time, I was using Aider through…...
Vigience announces: Agentic Headless SAP with Vigience MCP for SAP
2+ day, 21+ hour ago (369+ words) Headless SAP takes SAP beyond the browser. Build and scale agentic experiences on any surface, through APIs and curated MCP servers, aligned with SAP's clean core strategy. The Vigience MCP for SAP posts complex transactions under each user's own authorizations,…...