Install TRELLIS.2 on WSL 2 Ubuntu 26.04 with an RTX 5060 Ti 16GB
This post shows how to install TRELLIS.2, Microsoft’s model for turning a single image into a textured 3D model, in
AI & Desktop Tools
Engineering field notes
Practical DevOps & Infrastructure Notes
Tested guides for Linux, cloud, containers, and self-hosted services.
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AI & Desktop Tools
Testing Codex CLI with a Local Model on an RTX 5060 Ti 16GB
This post shows how to run Codex CLI with a local Qwen3.5 9B model in Ollama on WSL 2 and
IoT & Embedded Systems
Add ThingsBoard LwM2M OTA Updates to ESP32
This post adds OTA updates to the ESP32 project from the previous tutorial. ThingsBoard sends firmware through LwM2M Object 5
IoT & Embedded Systems
Migrate ESP32 Telemetry from MQTT to LwM2M with X.509 Authentication to ThingsBoard
This post shows how to migrate an ESP32 from MQTT to LwM2M 1.1 over DTLS with X.509 authentication to ThingsBoard,
Cloud, Linux & Virtualization, DevOps & Software Delivery, IoT & Embedded Systems
Patch ThingsBoard, Build Your Own Debian Package, and Deploy It
This guide applies the LwM2M certificate-chain provisioning fix from PR #16179 to ThingsBoard 4.4, builds a Debian package, and installs
Cloud, Linux & Virtualization, IoT & Embedded Systems
Upgrade ThingsBoard CE 4.3.1.6 to 4.4 on Ubuntu with a Community Grant
This post shows how to upgrade a standalone ThingsBoard CE 4.3.1.6 DEB installation on Ubuntu to ThingsBoard 4.4 with a
Cloud, Linux & Virtualization, Networking & Connectivity
Boot the Ubuntu Installer on a Target Machine via PXE with MikroTik DHCP and an Ubuntu Boot Server
This post shows how to boot the Ubuntu installer on a target machine via PXE, with MikroTik DHCP and an
AI & Desktop Tools
Build a Local RAG for Structural Design Codes with Python, Qdrant, and GPT
This post shows how to build a local RAG index from one structural design code PDF with Python, a local
AI & Desktop Tools
Use AI, IFC, and OpenSees to Simulate a Building Design Workflow
This post follows one simulated reinforced-concrete office building from an architect’s requirements to a structural engineer’s drawings, using AI, IFC,
Identity, Security & PKI
Issue a Let’s Encrypt DNS-01 Certificate on Ubuntu and Import It into Synology DSM 7.4
This post shows how to issue a Let’s Encrypt certificate with Cloudflare DNS-01 on Ubuntu 26.04 and import it into