https://sj-wu.com/posts/Recent content in Blog on SJ.WuHugo -- gohugo.ioen-US© 2026 SJ.WuSun, 07 Jun 2026 03:00:00 +0800https://sj-wu.com/posts/blowfish-avatar-og-favicon/Sun, 07 Jun 2026 03:00:00 +0800https://sj-wu.com/posts/blowfish-avatar-og-favicon/The profile avatar, the social-share OG image, and the browser favicon look like one ‘site picture’ — but in Blowfish they are three independent settings in three different places. Here’s which param does what, why homepageImage is none of them, and how I generated an SJ favicon from one command.https://sj-wu.com/posts/custom-domain-github-pages/Sun, 07 Jun 2026 02:00:00 +0800https://sj-wu.com/posts/custom-domain-github-pages/Pointing a freshly registered apex domain at a GitHub Pages site, end to end: the repo changes, the Cloudflare DNS records, the one proxy setting that breaks HTTPS, and how to verify the cutover — plus domain verification to stop anyone hijacking the name.https://sj-wu.com/posts/building-this-site-with-ai/Sun, 07 Jun 2026 01:00:00 +0800https://sj-wu.com/posts/building-this-site-with-ai/Using Claude Code with Hugo + Blowfish + GitHub Actions to turn a PDF résumé and a pile of scattered tech notes into this bilingual, auto-deployed personal site — in a day. The workflow, the disclosure discipline, and the gotchas.https://sj-wu.com/posts/terminal-dev-environment/Fri, 01 May 2026 00:00:00 +0000https://sj-wu.com/posts/terminal-dev-environment/Claude Code is a terminal-native AI coding tool. Wrapping it in tmux + NeoVim + Yazi + LazyGit gives an all-keyboard, all-terminal workflow where the human focuses on reviewing and gatekeeping what the AI produces — plus the gotchas I hit setting it up.https://sj-wu.com/posts/ai-collaboration-guide/Tue, 31 Mar 2026 00:00:00 +0000https://sj-wu.com/posts/ai-collaboration-guide/How to use Agent.md (CLAUDE.md / AGENTS.md) and Skills to make AI-assisted development more effective: core concepts, meta-prompts, skill-creator, and the differences between Claude Code and Codex.https://sj-wu.com/posts/feign-api-shared-module/Wed, 11 Feb 2026 00:00:00 +0000https://sj-wu.com/posts/feign-api-shared-module/Put the Feign interface, VOs, and DTOs in one shared module: the server implements the interface as its controller, the consumer just injects and calls it — removing the legacy duplication where the interface and its client drift apart.https://sj-wu.com/posts/liquibase-database-migration/Fri, 27 Sep 2024 00:00:00 +0000https://sj-wu.com/posts/liquibase-database-migration/A write-up of my JCConf 2024 talk: how to automate database migration with Liquibase and integrate it seamlessly into a Spring Boot project, without sacrificing stability or security.https://sj-wu.com/posts/speed-coding-workshop/Tue, 14 Nov 2023 00:00:00 +0000https://sj-wu.com/posts/speed-coding-workshop/Toward ‘human-machine as one’: using the TDD rhythm, deliberate practice, and IDE/Vim mastery so that coding speed is no longer held back by physical operations.https://sj-wu.com/posts/spring-boot-notes/Sat, 24 Dec 2022 00:00:00 +0000https://sj-wu.com/posts/spring-boot-notes/My notes from self-studying Spring Boot: IoC/DI, AOP, Spring MVC, RESTful APIs, request validation, Spring JDBC, the three-tier architecture, and unit testing with JUnit 5 and Mockito.