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37Why Vite Replaced Create React App
38Creating a Vite + React Project
39Understanding the Project Structure
40The index.html Entry Point
41main.jsx: The React Bootstrap
42vite.config.js: Build Configuration
43Hot Module Replacement (HMR)
44Environment Variables with import.meta.env
45Static Asset Handling
46Building for Production
47Previewing the Production Build
48Migrating from Create React App
49Create React App: The Legacy Standard
50Next.js: The Full-Stack Framework
51Remix: Web Standards First
52Gatsby: Static Site Generation
53Parcel: Zero-Config Bundler
54Webpack from Scratch
55Astro with React Islands
56CDN Script Tags: React Without Build Tools
57Expo for React Native
58Choosing Your Setup: Decision Matrix
59Flat vs Nested: When Each Structure Fits
60Feature-Based vs Layer-Based Organization
61The src Folder Convention
62Colocation: Keeping Related Files Together
63The Components Folder: Shared vs Feature-Specific
64Common Top-Level Folders: hooks, utils, types
65Barrel Exports: index.js for Cleaner Imports
66When to Refactor: Signs Your Structure Needs Adjustment
67Installing React DevTools Browser Extension
68Components Tab: Inspecting the Component Tree
69Editing Props and State Live
70Profiler Tab: Recording Performance Sessions
71Reading Profiler Flamegraphs
72Finding Components by Name or Hook
73DevTools Settings and Display Options

37Why Vite Replaced Create React App
38Creating a Vite + React Project
39Understanding the Project Structure
40The index.html Entry Point
41main.jsx: The React Bootstrap
42vite.config.js: Build Configuration
43Hot Module Replacement (HMR)
44Environment Variables with import.meta.env
45Static Asset Handling
46Building for Production
47Previewing the Production Build
48Migrating from Create React App
49Create React App: The Legacy Standard
50Next.js: The Full-Stack Framework
51Remix: Web Standards First
52Gatsby: Static Site Generation
53Parcel: Zero-Config Bundler
54Webpack from Scratch
55Astro with React Islands
56CDN Script Tags: React Without Build Tools
57Expo for React Native
58Choosing Your Setup: Decision Matrix
59Flat vs Nested: When Each Structure Fits
60Feature-Based vs Layer-Based Organization
61The src Folder Convention
62Colocation: Keeping Related Files Together
63The Components Folder: Shared vs Feature-Specific
64Common Top-Level Folders: hooks, utils, types
65Barrel Exports: index.js for Cleaner Imports
66When to Refactor: Signs Your Structure Needs Adjustment
67Installing React DevTools Browser Extension
68Components Tab: Inspecting the Component Tree
69Editing Props and State Live
70Profiler Tab: Recording Performance Sessions
71Reading Profiler Flamegraphs
72Finding Components by Name or Hook
73DevTools Settings and Display Options

Lesson 71 of 2,396·2. Setup and Modern ToolingPro lesson

Reading Profiler Flamegraphs

Interpret flamegraph visualizations to identify slow components and understand render duration and frequency.

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