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what-happens-when（浏览器一次请求的历程） 原文来自：alex/what-happens-when: An attempt to answer the age old interview question “What happens when you type google.com into your browser and press enter?” — 亚历克斯/什么时候会发生什么：试图回答古老的面试问题“当你在浏览器中输入 google.com 并按回车键时会发生什么？ (github.com) ...