This article compiles over 70 open‑source projects released by Baidu, spanning front‑end libraries, backend frameworks, mobile tools, data‑visualization, distributed systems, AI platforms, and more, offering brief descriptions to help developers discover which of these resources they have already used.
Chrome 83 introduces Trusted Types for XSS protection, refreshed form controls with better touch and accessibility, stricter cross‑origin policies, Core Web Vitals metrics, a new memory‑profiling API, and an upgraded Native File System API with writable streams, all illustrated with code samples.
This article provides a comprehensive overview of the three leading front‑end technologies—React, Angular, and Vue—detailing their core concepts, component models, rendering mechanisms, key features, and typical command‑line workflows to help developers choose the most suitable framework for their projects.
This article presents a curated collection of reputable front‑end and full‑stack technical public accounts, offering valuable resources, tutorials, and community insights to assist developers in learning, project development, and professional growth.
This article explores the limitations of traditional front‑end performance techniques for first‑page loads and introduces a new Edge Stream Rendering (ESR) approach that leverages CDN edge computing to stream static and dynamic content sequentially, reducing TTFB, white‑screen time, and core content display latency across various network conditions.
This article explores the concept of Digital Twin, its growing relevance, and how emerging technologies such as immersive tech, smart spaces, AI, Serverless, Blockchain, IoT, and visual development are poised to reshape front‑end engineering, outlining past trends, current challenges, and future directions for developers.
This article lists and briefly describes ten popular open‑source admin dashboard UI frameworks—such as AdminLTE, vue‑Element‑Admin, Tabler, and others—providing their GitHub star counts, repository links, and key features to help developers choose a suitable free backend control panel for web projects.
This article explains the complete technical workflow of QR‑code login, covering the generation of UUIDs, Redis storage, browser polling, mobile‑side verification, token handling, and detailed implementations in Taobao and WeChat, while also providing code snippets and diagrams for reference.
This article explains how to implement a flexible dark‑mode theme using modern CSS custom properties, covering variable definition, runtime theme switching, Sass/Less integration, media‑query detection, image handling, event‑bus notifications, polyfills for older browsers, and the challenges of color mapping.
This article presents practical front‑end optimization strategies, covering ES6 syntax shortcuts, efficient JavaScript array operations, careful use of closures and timers, as well as CSS tricks like sprites, animation, and avoiding repaint/reflow to improve website performance and cross‑browser compatibility.
This comprehensive guide walks you through setting up a front‑end intelligent environment with Pipcook, covering hardware choices, OS configuration, Python and Node setups, quick visual experiments, data organization, sample generation, augmentation, feature engineering, model training, and principle analysis for digit and image classification tasks.
When a CDN becomes inaccessible, a website's static resources can disappear, but by detecting failed CDN requests and automatically retrying them from the main domain—while preserving HTML, CSS, image, and especially JavaScript execution order—developers can ensure continuous site availability.
This weekly roundup shares practical front‑end knowledge, detailing step‑by‑step large file upload slicing with MD5 checks, strategies to replace bulky if‑else chains such as table‑driven maps and chain‑of‑responsibility, and concise overviews of HTTP/3’s QUIC origins and Deno 1.0’s Rust‑based runtime.
In this talk, Ant Researcher and Experience Technology Lead Yu Bo shares his personal journey and philosophy on becoming a simple, free, and loving technologist, offering practical insights on frontend career growth, team culture, product thinking, and the importance of professionalism, responsibility, and genuine care.
This article describes how the frontend team designed and implemented a comprehensive user behavior data collection and analysis platform, covering its business value, overall architecture, SDK-based data gathering, event interception, processing pipelines, analytics dashboards, and practical insights for product and operations teams.
The article reflects on how frontend development has evolved from battling performance, compatibility, and legacy issues to exploring its true potential without constraints, discusses current bottlenecks in frameworks, tooling, and languages, and looks ahead to emerging technologies such as ESBuild, Deno, and Figma that may shape its future.
This guide explains HTML form elements, common attributes like readonly, disabled, and required, and demonstrates how to build functional forms with code snippets, including input types, labels, and form association techniques for effective data submission.
This article chronicles the five‑year evolution of Gaode Maps' application front‑end team, detailing how it grew from a handful of engineers handling short‑term activity development to a 100‑plus‑person group supporting five major business lines with dynamic rendering, performance optimization, and a robust engineering platform.
This article reviews the CSS animation techniques used in the 京喜工厂 mini‑game, covering animation principles, comparisons with SVG and JavaScript, detailed implementations of linear and step‑based animations, path animations using offset‑path and layered timing functions, and tools for visualizing and fine‑tuning keyframes.
This article details the comprehensive 2020 refactor of the Koudou internal purchase platform, covering front‑end architecture redesign, module‑based directory structure, performance optimizations, migration to Vue 2 with NutUI 2.x, TypeScript integration, API service modularization, and cross‑platform SDK handling.
This weekly tech roundup explains the continuation concept in JavaScript, shows how CallCC underpins React hooks, highlights 2020 front‑end trends like low‑code, serverless and AI‑driven UI generation, and reports on recent Flutter web developments and a controversial COVID‑related news story.
Discover twelve essential IntelliJ IDEA plugins—ranging from Lombok and MyBatis helpers to Vue.js support—that streamline Java backend development and frontend work, complete with usage tips, code examples, and screenshots to dramatically improve your productivity.
This article explains how Alibaba’s Tianma building system evolved from early WordPress sites to a modular, flat, cross‑terminal architecture that separates front‑end and operations, standardizes data schemas, manages dependencies with a seed mechanism, and delivers high‑performance rendering across devices.
In a candid interview, four Alibaba front‑end experts discuss the most impactful 2019 trends—Low Code, Serverless, mini‑programs and operation tools—and forecast the key technologies and challenges that will define front‑end development in 2020.
This article presents a series of A/B experiments comparing flat expansion versus collapse, paging swipe, and horizontal swipe layouts, revealing how different UI designs affect revenue, user value, click-through, and conversion rates in e‑commerce venues.
This article describes how Ctrip's Play team tackled fragmented front‑end stacks, unified product requirements across PC, H5, Hybrid and React Native, and implemented a component‑driven, multi‑repo architecture that enables single‑source code to be built, tested, and released for multiple platforms simultaneously.
The article argues that front‑end engineers need deep business understanding, outlines how business and technology trends shape Alibaba's international B‑to‑B trade, discusses performance‑focused planning, and proposes a forward‑looking strategy that balances immediate problems with long‑term differentiation and multi‑device integration.
This article walks through constructing a simple mini‑program framework with two threads, outlines the step‑by‑step rendering process, shares curated updates from Microsoft’s tech forum and Vue 3 beta releases, and examines Bit.dev’s component‑centric workflow for building reusable front‑end modules.
This article presents a comprehensive front‑end performance checklist covering JavaScript engine targeting, script defer and streaming, progressive boot, server‑side versus client‑side rendering strategies, hydration techniques, third‑party script management, self‑hosting assets, and proper HTTP caching headers to dramatically reduce load and interactive times.
This guide explains the background of JD mini‑programs, introduces the Taro multi‑platform framework, and provides detailed installation, project creation, build commands, debugging steps, and an example conversion to help developers efficiently create JD mini‑programs.
This article presents a comprehensive front‑end performance checklist covering resource inventory, priority grouping, native JavaScript modules, tree‑shaking, code‑splitting, Web Workers, WebAssembly, pre‑compilation, differential serving, unused code removal, bundle trimming and predictive loading techniques, with practical tool recommendations.
This article explains step by step how Vue.js converts a .vue component file into a virtual DOM node by using Vue.extend, createComponent, installComponentHooks, and the VNode constructor, illustrated with real source code snippets and detailed commentary.
A curated collection of high‑quality front‑end GitHub projects—including libraries, tools, UI frameworks, build systems, testing utilities, visualisation libraries, and more—provides developers with ready‑to‑use resources and links for learning and rapid development.
This article details the evolution of Baidu’s smart mini‑program framework, explains its multi‑layer architecture, outlines the startup phases and performance metrics, and provides concrete optimization techniques—including package splitting, resource compression, early data fetching, and setData best practices—to help developers deliver near‑native mobile experiences.
This article explores the challenges of component maintenance in micro‑frontend architectures, compares different component types, and presents a practical CLI tool that automates scaffolding, testing, documentation, and publishing to streamline the creation of a reusable, well‑documented component library.
This comprehensive 2020 front‑end performance checklist guides teams through planning, metric selection, environment setup, static asset optimization, build and transport strategies, testing, monitoring, and realistic goal setting, offering tools, budgets, and cultural practices to achieve faster, more responsive web experiences.
This weekly tech roundup reviews the past ten years of frontend evolution, forecasts the next decade, highlights Vue 3’s beta release and ES2020 finalization, and explores practical CSS math functions and Webpack’s Module Federation, offering concrete insights for developers aiming to stay ahead.
This article explains how Pipcook leverages TensorFlow.js to create a JavaScript‑friendly machine‑learning pipeline for front‑end engineers, addressing skill gaps, data handling, model training, deployment options, and future roadmap to accelerate intelligent front‑end development.
This article outlines a step‑by‑step, goal‑oriented approach to learning Vue—starting from setting clear objectives, studying official documentation, exploring open‑source projects, expanding knowledge of related libraries, and finally practicing by building a backend‑admin front‑end, enabling developers to efficiently master the framework.
This article describes how a front‑end team can create a markdown‑based documentation site that updates automatically via GitLab webhooks, using EggJS with marked and highlight.js for server‑side rendering or NestJS with docsify for client‑side rendering, and provides complete code examples and deployment steps.
This article recounts a software engineering student's year‑long transformation from fragmented front‑end knowledge to a systematic learning framework, detailing study methods, note‑taking strategies, and career steps that led to a position at Tencent, offering practical advice for aspiring developers.
This article introduces the G2 JavaScript visualization engine, highlights its ease of creating interactive, data‑driven charts, and provides three complete code examples—including an app user distribution chart, an enterprise cash‑flow chart, and a dynamic bar chart—demonstrating how to render Canvas or SVG graphics with minimal effort.
Despite the rise of modern frameworks like React, Vue, and Angular, 97.5% of sites still use jQuery, and the newest jQuery release focuses on essential security patches while offering a slimmer build that removes ajax, highlighting the library’s continued stability and relevance for front‑end developers.
The article traces frontend build tools from Grunt to Gulp to Webpack, explains Webpack’s modular configuration and split‑CLI structure, and details practical optimizations—such as splitChunks, terser, Happypack, DLLs, and proxy settings—that together can halve bundle size and triple build speed, while previewing upcoming Webpack 5 changes.
This article provides a thorough, step‑by‑step explanation of the entire browser request‑response cycle—including URL parsing, DNS lookup, TCP connection, server handling, response processing, and the detailed rendering pipeline—offering clear insight for developers and interview preparation.
The article chronicles Youku’s front‑end transformation over the past two years, detailing the migration from PHP to Node.js, the shift from Bigpipe + jQuery to React server‑side rendering, performance gains, component‑level isomorphism, serverless SSR strategies, and the open‑source framework that underpins these changes.
This article introduces a frontend building system covering its motivation, business scenarios, core modules, architecture diagram, deployment strategy, JSON Schema usage, data configuration, and visualisation, while also sharing the speaker's background and recruitment information for the team.
jQuery 3.5.0 focuses on security fixes, removes a vulnerable regex from htmlPrefilter, offers a migration plugin to restore the old behavior, and introduces .even() and .odd() methods as replacements for the deprecated positional selectors.
This article explains how Vue 2 implements a virtual DOM by describing the structure of VNode objects, the render function, the createElement process, and the normalization utilities, providing detailed code examples and step‑by‑step analysis of the rendering pipeline.
This article explains how zan-form, a configuration‑based plugin for the zent UI library, simplifies creating and maintaining complex dynamic forms in React by using JSON definitions, conditional visibility, remote data fetching, custom components, slots, and formatting hooks.
This article details Alibaba Entertainment's front‑end engineering challenges and presents a comprehensive solution that consolidates tools, introduces Hub CLI and Hub Service, defines a unified lifecycle, automates releases, enforces quality gates, and enables domain‑specific extensions to achieve scalable, maintainable front‑end development.
This case study details how the Tongtian Tower H5 platform achieved over 30% performance gains by optimizing front‑end first‑screen loading, reducing Node middleware CPU usage, employing Performance API, Chrome DevTools, v8‑profiler, and implementing both generic and business‑specific optimizations such as image resizing, CDN caching, selective webpack bundling, and precise first‑screen rendering.
This article explains how to set accurate font line heights in Sketch for mobile UI design, presenting single‑line and multi‑line formulas, practical examples, testing results, and verification steps to ensure consistent visual alignment across iOS, Android, and front‑end implementations.
This article shares Ant Design’s multi‑year open‑source project operation experience, covering project documentation, website setup, code style, unit testing, CI services, release workflow, issue/PR templates, Git tips and community‑driven growth strategies for a frontend UI library.
This article details how JD's MPM visual H5 page builder tackles complex data‑request challenges by introducing a unified data model, request aggregation, and three‑end rendering support, offering a scalable solution that improves performance, maintainability, and developer experience across web, app, and server‑side rendering.
As user attention shifts, Alibaba’s interactive team explains why entertainment‑focused interaction is essential for modern apps, outlines the underlying technologies such as ECS, EVA JS, and EVA Store, and provides a comprehensive knowledge map for front‑end developers to build lightweight, fast, and engaging interactive experiences.
This article explains the importance of UI testing, distinguishes it from GUI testing, compares manual and automated approaches—including Selenium benefits—and outlines key techniques such as exploratory, scripted, and user‑experience testing, while highlighting cross‑browser and performance considerations.
This article traces a decade of frontend evolution—from early visual tools and module‑based workflows to modern AI‑driven automation—explaining why developers must shift toward intelligent, low‑code solutions to keep pace with exploding business demands and ever‑changing devices.
Learn four straightforward methods to render an entire webpage in grayscale—by editing CSS files, adding inline styles in the head, modifying the HTML tag, or applying universal CSS filters—complete with code snippets for each approach.
This article explains why many Chinese websites turned gray on April 4, 2020, and shows how to replicate the effect by adding a global .gray class that applies a CSS filter, providing the exact code, usage examples, and browser compatibility details.
This step‑by‑step guide shows how to set up a gray (canary) release environment from server preparation and tool installation to Nginx traffic routing and Jenkins automation, enabling developers to safely roll out new features to a subset of users before full deployment.
This article outlines practical webpack optimization methods—including bundle analysis, build‑time measurement, on‑demand loading, loader configuration, path resolution, source‑map handling, code compression, extracting common modules, CDN usage, and multi‑process builds—to improve page load speed, reduce bundle size, and enhance overall frontend performance.
This article offers four actionable strategies—color‑blind‑friendly design, meaningful alt text, light/dark mode support, and video subtitles—to make websites more accessible for the billions of users with visual impairments, improving overall user experience and inclusivity.
This article explains the concept of frontend safety production, outlines its evolution from basic monitoring to a systematic, cloud‑enabled framework, and details the core capabilities—pre‑change CI checks, gray‑release gating, and real‑time monitoring—required to ensure high‑quality, risk‑free frontend deployments.
This article explores how icons function as a universal visual language, detailing methods to enhance recognizability, convey personality through shape and color, and maintain visual consistency, while aligning design with business goals, user demographics, and brand identity.
This article details how JD’s JX mini‑program team tackled massive user traffic by defining user‑centric performance metrics, leveraging the Taro framework, optimizing startup, rendering, network requests, resource handling, component design, and memory usage to dramatically improve first‑screen speed and overall stability.
This article explains how well‑designed product categories serve as the backbone of an e‑commerce platform, covering the concepts of backend and frontend categories, the construction of category trees, and various mapping strategies that help both users find items quickly and operators manage large inventories efficiently.
By redefining performance metrics, analyzing bottlenecks, and applying targeted front‑end code and engineering optimizations—including early iOS onload, reduced first‑screen dependencies, merged and pre‑loaded APIs, bundle splitting, and modern‑mode delivery—the Baidu App personal homepage achieved over 100 ms reductions in white‑screen and first‑screen times across iOS and Android.
This article highlights eight promising open‑source projects—including front‑end frameworks like Gatsby and Next.js, back‑end solutions such as Spring Security and Elasticsearch, and essential DevOps tools like Prometheus and Kubernetes—offering developers a curated guide to technologies poised for widespread adoption in 2020.
This article describes how Alibaba Cloud’s front‑end and marketing platform team tackled frequent urgent requests and front‑end bottlenecks by adopting component‑based development and intelligent Design‑to‑Code tools like imgcook, resulting in significant automation, reduced manual effort, and a scalable low‑code workflow.
This guide explains how multipart/form-data enables sending JSON and binary data together, outlines its essential specifications, demonstrates front‑end FormData usage, and details Spring Boot back‑end handling with @RequestParam and @RequestPart annotations.
This article provides a detailed walkthrough of webpack-dev-middleware version 3.7.2, explaining its purpose, key features, and the core implementation of its index.js and middleware.js files, including code snippets and how it integrates with Express to serve compiled assets from memory during development.
This article introduces ten free Visual Studio Code extensions—ranging from AI‑powered IntelliCode to code formatters, linters, theme packs, and debugging tools—that can dramatically improve productivity and code quality for both junior and senior developers.
This article outlines a DevOps‑inspired metric system for front‑end projects, describing the five development stages—design, development, personal verification, version verification, and online verification—and proposing concrete, automatable indicators to help leaders assess and improve delivery quality and speed.
This article recounts Tencent Online Education’s front‑end journey—from unifying a chaotic tech stack and adopting component‑driven development to exploring dynamic app solutions, building a Node.js service middle‑platform, embracing serverless, and crafting internal tooling—to share practical insights for scaling front‑end teams.
This article explains what motion design is, categorizes its types, outlines its benefits for guiding users, reducing wait perception, and adding personality, and offers practical guidelines such as optimal duration and appropriate easing to create effective UI animations.
The wwto project, open‑sourced by 58.com in March 2020, provides a near‑zero‑cost solution for converting WeChat mini‑programs into other platform mini‑programs through a three‑layer architecture of compilation, runtime adaptation, and integration tools, offering extensive features, core advantages, and a roadmap for future expansion.
This article presents a comprehensive overview of front‑end technical base construction, covering its definition, importance, typical components such as standards, tooling, CI/CD, data tracking and performance automation, and shares practical experiences and best‑practice examples from the 2020 Front‑end Early Talk conference.
During pandemic remote work, this guide shows engineers how to use a webcam, TensorFlow.js pose detection, and simple web APIs to monitor posture, automate meal and water reminders, and generate audio alerts, turning everyday health risks into a programmable personal wellness system.
In this interview, a senior front‑end engineer from Pornhub reveals how the platform tackles video playback, ad integration, performance monitoring, and emerging Web APIs such as IntersectionObserver, WebXR, and WebRTC, while sharing insights on their tech stack, tooling, and the unique challenges of scaling adult‑content sites.
This article provides a comprehensive guide to the CSS vertical-align property, explaining its purpose, supported elements, value categories, interaction with line-height, common pitfalls, and practical code examples for achieving precise vertical alignment in modern web layouts.
This article explains how to create a long‑press button in a Vue application by using native JavaScript events, timers, and a custom Vue directive, covering variable setup, start and cancel functions, event listeners for mouse and touch, and error handling for non‑function bindings.
During the COVID‑19 pandemic, Tencent Classroom’s front‑end team faced unprecedented traffic spikes, forcing rapid decisions on domain stability, video streaming, data platforms, messaging, monitoring, and deployment pipelines, while sharing lessons on scaling, resilience, and collaborative development under extreme pressure.
The article introduces SpriteJS's new 3D extension built on the lightweight OGL library, compares it with popular 3D engines, explains its DOM‑friendly API, and provides extensive code examples for creating cubes, meshes, lighting, shadows, video textures, panoramic scenes, and advanced effects such as render targets and GPGPU, demonstrating high performance and ease of use for front‑end developers.
Postwoman is a lightweight, open‑source, browser‑run alternative to Postman that supports multiple HTTP methods, request validation, real‑time responses, and a rich set of features such as PWA support, WebSocket testing, customizable scripts, and Docker deployment, with step‑by‑step installation instructions and handy keyboard shortcuts.
The article explores how frontend development will evolve over the next decade, covering the rise of TypeScript, the shift toward language‑agnostic WebAssembly, bundless builds, micro‑UI architectures, AI‑driven interfaces, and the move to serverless end‑to‑end development.
This article explains why jQuery is unnecessary when using Vue.js with Bootstrap, shows how to replace Bootstrap's jQuery plugins with vue-strap or custom Vue components, and provides complete code examples for tabs and modal dialogs.
This article explores the upcoming ten‑year evolution of front‑end development, covering TypeScript's role, the shift toward language‑agnostic WebAssembly, emerging micro‑UI concepts, AI‑driven interfaces, serverless end‑to‑end workflows, and how browser and cloud advances will reshape building and delivering web experiences.
The article explains front‑end development as browser‑side code that renders HTML skeleton, CSS styling, and JavaScript interactivity, traces the full request‑to‑display lifecycle, recounts JavaScript’s history from 1995 to ES6, and surveys evolving paradigms such as Ajax, MVC, MVVM, SPA, SSR, and full‑stack Node.
This article details how Zhenkun's frontend team responded to fast business growth by unifying their tech stack—introducing a private npm registry, a custom CLI scaffolding tool, Node.js backend, mock services, standardized webpack builds, DevOps automation, static resource delivery, monitoring, visual editors, UI component libraries, and automated testing—to boost development efficiency and maintainability across multiple locations.
This article explores how AI-driven front‑end code generation—from design‑to‑code pipelines, product analyses, technical challenges, and layered recognition models—to improve developer efficiency, detailing the D2C system, its real‑world deployment during 2019 Double‑11, and future roadmap.
The article presents the RxAsync Angular directive, which uses ObservableInput and RxJS to simplify asynchronous UI patterns by automatically managing loading, reload, and retry states, providing a clear, reactive alternative to complex imperative code.
This article explains how the front‑end team built an internal visual dashboard framework called “Big” to replace manual coding and costly third‑party services, detailing its architecture, component design, editing workflow, code snippets, challenges, and future improvements.
The article explains the challenges of growing codebases in frontend projects and presents componentization as a systematic approach to achieve modular, reusable, and low‑coupled code, improving development efficiency, collaboration, and maintainability for long‑term, multi‑team applications.
The document outlines AutoBI, a company‑wide one‑stop data visualization platform, detailing its background, overall architecture, key technical components such as real‑time/offline data switching and query processing, integration capabilities, and practical case studies, highlighting efficiency gains and future development plans.
This article chronicles the author’s journey from early web development in university to senior frontend engineering at Alibaba, highlighting pivotal experiences, mindset shifts, productization of expertise, and practical insights on building scalable frontend solutions and fostering cross‑team collaboration.
This article chronicles Ziqian’s journey from university web projects to senior front‑end engineering at Alibaba, highlighting how passion, breaking conventions, productizing expertise, and proactive teamwork transformed personal experience into organizational capability and high‑impact front‑end solutions.
This article explains how the evolution of frontend technologies led to engineering challenges and presents a comprehensive, layered solution—including goal definition, architecture design, CLI tooling, schematics, and CI integration—that streamlines project initialization, development, resource reuse, and upgrades while improving productivity and maintainability.
This article explains how Alibaba's ticketing platform redesigned its seat‑drawing system to handle venues with up to 100,000 seats by replacing Flash with a Canvas‑based SVG solution, optimizing data loading, implementing bezier‑curve seat deformation, efficient printing order calculation, and adding advanced editing features.
This article introduces the design and implementation of a web data‑tracking and analysis platform, covering its four‑module architecture, code‑based and visual tracking methods, collected event and user fields, visualization dashboards, and a practical e‑commerce search‑flow case study.
