14 Years of Pastebin on Scala: Lessons of Support https://sudonull.com/14-years-of-pastebin-on-scala-lessons-of-support
Evolution of the internal Pastebin on Scala, Spring, Hibernate over 14 years. Problems of dead frameworks, stack selection and migrations. For middle/senior dev. Understand the risks of legacy.
SDXS-1B: compact diffusion for GPU https://sudonull.com/sdxs-1b-compact-diffusion-for-gpu
Breaking down the SDXS-1B architecture: UNet 1.6B, Qwen3.5, asymmetric VAE with 2x upscaler. Metrics, training, code. Master image generation on your own GPUs — download the model.
MBR 324 bytes STM32F407VE: compact bootloader https://sudonull.com/mbr-324-bytes-stm32f407ve-compact-bootloader
Minimal primary bootloader for STM32F407VE (324 bytes). Vector validation, jump to 0x08060000, LED blinking on error. Code + Makefile for ARM-GCC.
Stereo Headset for Binaural Recording: Design https://sudonull.com/stereo-headset-for-binaural-recording-design
Compact headset with PUI Audio microphones and Knowles speakers for precise binaural recording. Prototyping, components, comparison with Sennheiser and Roland. Explore details for audio development.
Olfactory Display for VR: Mixing 8 Scents https://sudonull.com/olfactory-display-for-vr-mixing-8-scents
Compact wearable olfactory display for VR headsets generates scents in real time. SAW nebulizer and electroosmosis ensure accuracy. Learn implementation details and tests for developers.