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This article explains how to locate and restore accidentally deleted source files by using various git log options, analyzes why the deletion went unnoticed during code review, and suggests preventive measures to automatically detect similar issues in the future.
This tutorial explains how to use the WeChat material management API, Redis caching, and Node.js middleware to obtain access tokens, upload and replace images, inline CSS, and finally create draft articles for automatic publishing on a WeChat public account.
This article explains how to implement real‑time atmosphere bubbles in live‑streaming pages, compares Swiper and react‑transition‑group for animation, provides detailed code examples for Swiper, Transition, CSSTransition, SwitchTransition, and shows a complete React solution using a queue‑based component.
This guide walks you through creating a demo-cli project, configuring package.json, setting up bin scripts, understanding Linux and Node bin execution, choosing global versus local installation, adding TypeScript, ESLint, Prettier, lint‑staged, and finally publishing the package to npm.
This article explains the three main reasons function components re‑render—useState/useReducer updates, parent updates, and context changes—and shows how to control unnecessary renders with techniques such as memoization, useCallback, useRef, and component extraction.
This article traces the evolution of mini programs, explains their dual‑thread model, details the core components such as WAWebview, WAService, the virtual DOM and JSBridge, and shows how wcc and wcsc compile wxml and wxss into executable JavaScript and styles.
This article explains Whistle's architecture and core concepts, walks through building a simple Node.js HTTP proxy, details its five‑module design, rule and plugin management, and provides code examples for creating a full‑featured web traffic debugging tool.
This article explains how the JavaScript with statement creates a new lexical scope that can unintentionally create global variables, cause data leakage, and dramatically degrade performance, while also covering LHS/RHS lookup, execution contexts, variable/activation objects, and scope chain mechanics.
This tutorial explains what data visualization is, why it matters, common front‑end visualization libraries, and provides step‑by‑step guidance on drawing lines and curves with Canvas—including segment generation, Bézier and B‑spline curves, animation techniques, and interaction (picking) methods—so developers can build interactive charts efficiently.
This step‑by‑step guide explains how to set up a Nest.js backend project, configure Dockerized PostgreSQL, manage database schemas with TypeORM, automate migrations, and expose a clean API using DTOs and Swagger documentation, all while keeping the development workflow streamlined and reproducible.
