记录学习、构建与理解发生的地方，收录技术文章、学习笔记、课程与项目。https://sigoulu.pages.dev/https://sigoulu.pages.dev/writing/tokenization-is-a-design-choice/https://sigoulu.pages.dev/writing/tokenization-is-a-design-choice/A demo note that starts with a basic preprocessing assumption and exposes the system boundary hidden inside it.Fri, 28 Aug 2026 00:00:00 GMTnlptokenizationmental-modelshttps://sigoulu.pages.dev/writing/normalization-boundaries/https://sigoulu.pages.dev/writing/normalization-boundaries/A demo note on why normalization is easier to reason about when treated as an interface contract.Fri, 21 Aug 2026 00:00:00 GMTsystemsinterfacestestinghttps://sigoulu.pages.dev/writing/durable-technical-notes/https://sigoulu.pages.dev/writing/durable-technical-notes/A demo article showing how this site can carry an idea from a question to a precise, reusable explanation.Tue, 18 Aug 2026 00:00:00 GMTwritingsystemslearninghttps://sigoulu.pages.dev/writing/asymptotic-notation-as-a-question/https://sigoulu.pages.dev/writing/asymptotic-notation-as-a-question/A short demo note that uses one question to separate Big O, Big Omega, and Big Theta.Thu, 30 Jul 2026 00:00:00 GMTalgorithmscomplexityfundamentalshttps://sigoulu.pages.dev/writing/static-sites-as-content-systems/https://sigoulu.pages.dev/writing/static-sites-as-content-systems/A demo argument for treating a static site as a durable publishing system rather than a pile of pages.Sun, 12 Jul 2026 00:00:00 GMTarchitectureastrowriting