We provide high-quality technical articles on client, server, algorithms, testing, data, front-end, and more, including both original and translated content.
This article explains why GIFs are inefficient for web animation, demonstrates how to convert GIFs to MP4 or WebM using ffmpeg, and shows how to embed the resulting HTML5 video so it behaves like a GIF while improving performance and file size.
This article walks through building an identical ToDo application with React and Vue, comparing their project structures, data mutation mechanisms, component communication, event handling, and code examples, helping developers understand the practical differences between the two popular frontend frameworks.
This article explains React as a JavaScript library for building user interfaces, covering its component model, state‑driven rendering, DOM diffing, pure functions, the importance of treating it as a library rather than a framework, and practical state management with MobX.
To accurately distinguish news pages from other web page types, this study formulates the task as a binary classification problem, extracts 19 engineered features from HTML, evaluates logistic regression and SVM models with cross‑validation, and achieves over 90% precision, recall, and F1‑score using LR with Newton method.
The article examines browsers' native contenteditable and execCommand features, compares traditional and modern rich‑text editors, highlights the challenge of uncontrolled input from diverse IMEs, and introduces Hugo.js's three‑layer shadow‑input architecture as a robust solution for international and mobile frontend applications.
This article walks through practical web performance optimization techniques—such as removing unused resources, effective caching, code splitting, image compression, lazy loading, and resource hints—demonstrated on the Oodles Theater demo app, showing how Lighthouse audits guide measurable improvements.
This article explains how to use the new Picture-in-Picture Web API to enable floating video playback on web pages, covering setup of video and button elements, request handling, error management, event listeners, window‑size tracking, feature detection, and best‑practice UI considerations.
This article explains how to compile C/C++ code to WebAssembly with pthread support, run multithreaded WebAssembly modules in Chrome using Origin Trials, and provides step‑by‑step instructions, example code, and configuration details for developers.
The article examines the background, challenges, and outcomes of research‑test integration at UC International, analyzes the evolution and current concerns of software testing careers, and offers insights on future testing roles, good‑enough practices, and recommendations for test engineers.
This article introduces the Lottie animation library, explaining its background, how it converts After Effects designs into lightweight JSON, its advantages and limitations, practical usage via npm or CDN, and suitable scenarios such as UI guides, loading and transition animations.
