https://jurajmacak.sk/blog/ Articles and short notes on mobile engineering, building with AI agents, developer tooling and technical leadership, written from measured work rather than opinion. en https://jurajmacak.sk/blog/requirements-live-in-a-chat-window/ https://jurajmacak.sk/blog/requirements-live-in-a-chat-window/ Six rules from fifteen real OpenSpec changes for writing project docs an agent can't misread, including the one that says a proposal is allowed to fail. Wed, 09 Sep 2026 00:00:00 GMT https://jurajmacak.sk/blog/two-hooks-that-hold-every-time/ https://jurajmacak.sk/blog/two-hooks-that-hold-every-time/ Two Claude Code hooks that block bad Swift before it ships, the exit-code contract behind them, and a subshell bug that let one through anyway. Mon, 10 Aug 2026 00:00:00 GMT https://jurajmacak.sk/blog/what-survives-of-prompt-engineering/ https://jurajmacak.sk/blog/what-survives-of-prompt-engineering/ I taught prompt writing twice, then measured where the gain was. Three techniques survived agentic work; the rest was decoration. Thu, 06 Aug 2026 00:00:00 GMT https://jurajmacak.sk/blog/why-your-claude-code-sessions-burn-out-so-fast/ https://jurajmacak.sk/blog/why-your-claude-code-sessions-burn-out-so-fast/ The limits are not what is emptying your budget. Context hygiene is, and a handful of habits cuts effective usage in half. Tue, 04 Aug 2026 00:00:00 GMT