https://sch39.dev Software engineer writing about what breaks and what works. en-US https://sch39.dev/articles/upload-file-resumable-di-java-dengan-protokol-tus-tutorial-lengkap https://sch39.dev/articles/upload-file-resumable-di-java-dengan-protokol-tus-tutorial-lengkap Fri, 09 Oct 2026 11:44:57 GMT A practical guide to implementing the TUS protocol in Java: dependency setup, Spring Boot server, tus-java-client client, chunk, offset, and metadata handling, through how to resume interrupted uploads along with debugging tips and best practices. https://sch39.dev/articles/java-map-panduan-lengkap-dari-hashmap-hingga-concurrenthashmap https://sch39.dev/articles/java-map-panduan-lengkap-dari-hashmap-hingga-concurrenthashmap Fri, 09 Oct 2026 11:01:46 GMT Panduan praktis memahami interface Map di Java: perbandingan HashMap, LinkedHashMap, TreeMap, dan ConcurrentHashMap, method modern Java 8+ seperti computeIfAbsent dan merge, serta jebakan umum yang sering terjadi di produksi.