Conceptual Aside: Servers and Clients

  • Server does most of the heavy work
  • In past, server-side language are PHP,C#,Ruby..
  • Now, Javascript can run on server-side thanks to Node
  • Browser is a program with JS engine embedded in it, AJAX and DOM are not in ECMA standard

Client and Server Model of Computing

Browser and Web Server Model

JS runs on both Browser and Server

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