The Yuewen Group tech team supports and powers services like QQ Reading, Qidian Books, and Hongxiu Reading. This account targets internet developers, sharing high‑quality original technical content. Follow us for the latest Yuewen tech updates.
This article explores how to automatically discover new words in Chinese web novels by combining n‑gram statistics, pointwise mutual information, information entropy, and TF‑IDF filtering, presenting a practical, unsupervised pipeline that improves tokenization and search recall without manual labeling.
This article explains the motivation behind adopting the Shadow plugin architecture for QQ Reading, compares modular and plugin approaches, details class‑loader mechanisms, walks through Shadow's core components and loading flow, and shares practical usage tips and lessons learned.
This article examines the shortcomings of traditional regression testing, introduces a precise testing framework that combines black‑box and white‑box techniques, outlines its core principles, evolution steps, and measurement methods, and shares practical outcomes and future directions for server‑side quality assurance.
This article explains how Yuedu's TTS synthesis platform tackles the booming audiobook market by using AI‑driven text preprocessing, role graph construction, content structuring, emotion and effect recognition, and a streamlined post‑processing workflow to efficiently generate multi‑character, emotionally rich audio books at scale.
This article walks through the complete process of designing a simple domain‑specific expression language, defining its grammar, generating a lexer and parser with ANTLR, implementing an AST visitor in Java, and integrating the engine into a Java project.
This article explores the challenges of log aggregation in micro‑service architectures, introduces a globally unique log identifier (logid) with its required properties, compares various logid generation schemes, and presents end‑to‑end solutions for log distribution, aggregation, and analysis using custom tools such as ylog and watcher.
This article outlines how to design, print, collect, and manage online service logs efficiently—covering log levels, key information, formatting, rolling, local vs. remote storage, real‑time collection, and tool selection—to turn logs into a valuable debugging and analytics asset.
This article details how Yuedu Group designed and implemented an overseas big data platform, covering overall system architecture, offline data‑warehouse construction with dimensional modeling, real‑time streaming using Oceanus and ClickHouse, and future plans for cost reduction and data quality assurance.
This article examines how Oracle's G1 garbage collector, the default since JDK 9, outperforms the traditional CMS collector in multi‑core, large‑memory environments through parallelism, space integration, predictive pause models, and real‑world performance testing on Yuewen's licensing service.
This article explains how the QDPaging library, built on Android Jetpack Paging, addresses the limitations of Paging 2 and Paging 3 by providing efficient data preloading, state management, and memory control, resulting in significantly reduced loading wait times and smoother user experiences in mobile apps.
