Published onJanuary 23, 2026Reverse Engineering eufy Security Camera Videos - From .zxvideo to MP4reverse-engineeringpythonffmpegsecurity-camerasHow I extracted 5,656 videos from my eufy camera SD card by reverse engineering their proprietary .zxvideo format. Includes Python scripts, audio sync fixes, and a deep dive into H.265/HEVC video extraction.
Published onApril 10, 2025Final Boss - Interview challenge solutiontech-interviewsalgorithmsaltscoreeaster-eggThe final AltScore programming challenge: A legendary 1000-point challenge that turned out to be... something unexpected.
Published onApril 8, 2025Uncovering the Cost of Living in the Galactic Empire - Interview challenge solutiontech-interviewsalgorithmsaltscorekaggleThe tenth AltScore programming challenge: A Kaggle-style data science challenge that I did not complete.
Published onApril 6, 2025Nave a la deriva - Parte 2 - Interview challenge solutiontech-interviewsalgorithmsaltscoreSolution to the ninth AltScore programming challenge: Create a phase change diagram endpoint for spaceship coolant calculations.
Published onApril 4, 2025El Hechizo de La puerta mágica - Interview challenge solutiontech-interviewsalgorithmsaltscoreSolution to the eighth AltScore programming challenge: Navigate through Altwarts magical door by collecting cookies and creating a teapot endpoint.