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The video begins by highlighting the limitations of traditional web development, where JavaScript was confined to the browser, leading to slow performance and difficulties in building real-time applications []. The introduction of Node.js, spearheaded by Ryan Dahl, revolutionized this by allowing JavaScript to run on the server []. The core of Node.js execution relies on the V8 engine, which compiles JavaScript to near-native speeds, and the libuv library, enabling an event-driven, non-blocking architecture for handling asynchronous operations like file system access and network requests []. This event loop continuously processes tasks and timers, ensuring efficient handling of concurrent operations without blocking the main thread, crucial for responsive applications [].
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動画の要約は視聴を開始すると表示されます
The video begins by highlighting the limitations of traditional web development, where JavaScript was confined to the browser, leading to slow performance and difficulties in building real-time applications []. The introduction of Node.js, spearheaded by Ryan Dahl, revolutionized this by allowing JavaScript to run on the server []. The core of Node.js execution relies on the V8 engine, which compiles JavaScript to near-native speeds, and the libuv library, enabling an event-driven, non-blocking architecture for handling asynchronous operations like file system access and network requests []. This event loop continuously processes tasks and timers, ensuring efficient handling of concurrent operations without blocking the main thread, crucial for responsive applications [].