Rails Girls Cluj 2015 - Web Basics

Rails Girls Cluj 2015 Web Basics 1 / 36

What we'll be covering Networks and The Internet The World
Wide Web (www) Client-Server Architecture HTTP Protocol Rails Applications 2 / 36

Networks and The Internet 3 / 36

What is a Network? 4 / 36

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The Inter-Net(work) 6 / 36

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The World Wide Web (www) 10 / 36

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Sir Tim Berners-Lee 12 / 36

Wikipedia definition The World Wide Web (www) is an open
source information space where documents and other web resources are identified by URLs, interlinked by hypertext links, and can be accessed via the Internet. 13 / 36

Uniform Resource Locators (URLs) Hyperlinks 14 / 36

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Yes, "Web" as in... Web Development Websites Web Browsers (Chrome,
Firefox, etc.) 17 / 36

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Client-Server Architecture 19 / 36

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HTTP Protocol 23 / 36

HTTP verbs GET POST PUT DELETE 24 / 36

HTTP GET Request GET https://www.facebook.com/messages/100010696384188 25 / 36

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HTTP Response An HTML web page containing a list of
messages exchanged with Bob 27 / 36

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HTTP POST Request POST https://www.facebook.com/messages/100010696384188 Request contains the "What do
you want?" message as well 29 / 36

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Rails Applications 31 / 36

Ruby = Programming language Ruby on Rails = Web Framework
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A database is an organized collection of data. 33 /
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Any quick questions? Slides --> speakerdeck.com/tudorpavel 36 / 36

Rails Girls Cluj 2015 - Web Basics

Rails Girls Cluj 2015 - Web Basics

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