Trip.com technology team, focused on internationalization and localization solutions.
This article examines how to implement offline Web Push notifications in Chrome using Service Workers, covering background, technical concepts such as BrowserId and the Notifications API, step-by-step code for permission handling, key generation, BrowserId retrieval, and server‑side message delivery.
This article explains the role and data structure of Memtable in LevelDB, introduces the probabilistic SkipList design, analyzes its time and space complexities, and provides a full Java implementation of a SkipListMap with code examples and a brief look at LevelDB's own SkipList implementation.
This article introduces TiDB’s hybrid transactional‑analytical processing capabilities, explains TiKV’s region‑based storage built on RocksDB, and provides a detailed overview of RocksDB and LevelDB architectures, including their data structures, write‑read flows, and key optimizations for modern distributed database systems.
