AI
A hands-on experiment running the full 671-billion-parameter DeepSeek R1 model on consumer hardware — an i7-14700, 192 GB DDR5 RAM, and a single RTX 4090 — using aggressive IQ1_S_R4 quantization. The model maintains coherent reasoning even at the maximum 160k-token context window.
Essays
A guide to installing modern Windows versions entirely through the command line — faster, offline, and free from forced services and telemetry.
Essays
A 21-year-old embedded developer shares his 2.5-year journey from discovering electronics through Arduino to working professionally with STM32 microcontrollers, including key lessons on technical English, datasheets, and circuit design.
Essays
An essay examining how entry barriers for junior developers in Russian IT have become prohibitively high, with companies demanding mid-level expertise for entry-level pay while refusing to invest in talent development.
Essays
Visopsys is a unique hobby operating system developed entirely from scratch since 1997 by a single British programmer, Andy McLaughlin, featuring its own kernel, GUI, and custom API after 23 years of continuous development.
Essays
A detailed exploration of Google's Tensor Processing Unit architecture, from systolic arrays and XLA compilation to multi-pod scaling with optical circuit switches.
Career
A realistic scenario showing how HR's failure to adjust salaries after one key developer's departure triggers a chain reaction that destroys an entire development team, multiplying costs many times over.
Essays
A comprehensive guide to black-and-white photography with digital cameras, covering in-camera B&W modes, infrared photography, post-processing techniques including color filter simulation, vignetting, grain effects, and sfumato.
Essays
A UI designer traces his 17-year journey through three pricing models — hourly, per-project, and retainer — explaining why growing expertise paradoxically reduced his income and how each model solves problems the previous one created.
Essays
A detailed guide to building the dream PC setup: Linux as the primary OS with a Windows virtual machine that supports GPU passthrough, bare-metal dual boot, and low-latency remote gaming via Moonlight and Sunshine.
IT-инфраструктура
Greetings, colleagues! My name is @ProstoKirReal . I'd like to discuss how the Internet works. We'll start with twisted pair cables that connect simple local area networks, and end with submarine communications cables that connect continents and major carrier networks. IN previou
Essays
With Microsoft ending Windows 10 support on October 14, 2025, and Windows 11 requiring TPM 2.0 that excludes 240 million PCs, a grassroots movement is turning this into an opportunity for desktop Linux adoption.