Articles
Long and short posts on a wide variety of topics. In this format, I publish tutorials, share various development and monetization case studies (and many other topics), review various technologies, conduct research, and analyze the design and operation of various programs and tools.
In english/
Articles/
Search engine optimization
Impact of Core & Spam Updates in 2025 for a personal website
08.02.2026
12.09.2026
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Why and how Google algorithm updates affected websites like my personal blog. I'll examine the August 2025 spam update and the December 2026 core update, their purpose, and how they …
Semantic core clustering. How, why. By example
04.02.2026
12.09.2026
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In this article, I'll describe the process of semantic core clustering, how to use it afterwards, its nuances, and the different types of clustering. I'll use a small semantic core …
How to Build a Semantic Core: A Step-by-Step Keyword Guide
01.02.2026
12.09.2026
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Learn the essentials of gathering a semantic core. We cover niche selection, keyword research tools like Google Keyword Planner, and data cleaning techniques.
How my site was aggressively scraped from China and how I blocked them via the .htaccess file
22.09.2025
12.09.2026
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A showcase of how someone actively scraped my site from China, plus charts. What could have caused this (DDoS, parser, clicker)? What were the attacker's goals, and how can I …
