Q1. What does a bundler do and why do front-end projects need one?
Browsers can load ES modules, but a large app would issue hundreds of requests, and TypeScript, JSX, CSS and assets all need processing. A bundler takes an entry point, f...
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Q2. How does Vite differ from Webpack?
Webpack bundles everything up front: it builds the whole dependency graph, then serves from memory, so cold starts grow with project size. It is extremely configurable th...
Q3. What does Babel do and how does it relate to bundlers?
Babel is a JavaScript compiler that transforms modern syntax into code older environments can run. It parses source into an AST, applies plugins that each handle a transf...
Q4. What does Cargo do for a Rust project?
Cargo is Rust's build system and package manager. It handles dependency resolution, compilation, testing, documentation, benchmarking and publishing, which keeps projects...
Q5. How does Hot Module Replacement work?
Hot Module Replacement updates modules in a running app without a full page reload, preserving application state and often scroll position. When a file changes, the dev s...