Ruby Monstas Session 19 Agenda Recap Networking: The Internet - - PowerPoint PPT Presentation

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Ruby Monstas Session 19 Agenda Recap Networking: The Internet - - PowerPoint PPT Presentation

Jan 13, 2024 103 likes •436 views

Ruby Monstas Session 19 Agenda Recap Networking: The Internet HTTP: The foundation of the web Sinatra: Simple way to create web apps Exercises Recap RubyGems & Bundler What is RubyGems? What is Bundler? Rubygems & Bundler

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Ruby Monstas

Session 19

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Agenda

Recap Networking: The Internet HTTP: The foundation of the web Sinatra: Simple way to create web apps Exercises

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Recap

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RubyGems & Bundler

What is RubyGems? What is Bundler?

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Rubygems & Bundler

RubyGems: Ruby’s package manager Bundler: Ruby’s dependency manager

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Networking

The Internet

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Networking

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Networking

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Networking

Ethernet Wireless Fiber

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Networking: Benefits?

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Networking: Benefits

  • Simple and convenient way to transfer data
  • It’s cost efficient
  • Always available
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Networking: Tradeoff?

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Networking: Tradeoff

  • Unrestricted & unauthorised access

WASN’T ME WASN’T ME

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Networking: The Internet

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Networking: The Internet Protocol (IP)

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Networking: The Internet Protocol (IP)

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Networking: The Internet Protocol (IP)

DATA HEADER Source: 192.168.1.1 Target: 192.168.1.31 Metadata

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Networking: The Internet Protocol (IP)

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IP: Facts

  • Consistent way of communicating
  • Decoupled from manufactures
  • Regardless technology (cable, wireless, optical)
  • The standard for communication in networks
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HTTP: Evolution of the Internet

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HTTP: Evolution of the Internet

Client Server

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HTTP: Computing model evolution

Client Server

Request Response

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HTTP: How it works

Uniform Resource Locator Request Method Media Type

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HTTP: How it works

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HTTP: Uniform Resource Locator (URL)

rubymonstas.ch DOMAIN NAME RESOURCE /curriculum

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HTTP: Method & Format

GET REQUEST METHOD FORMAT .HTML

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HTTP: How it works

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HTTP

Example

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Sinatra

A quick way to create web applications in Ruby.

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Sinatra: Map routes to code

Sinatra

Request Response

get '/' do 'Hello World' end

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Time to practice

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Resources

https://en.wikipedia.

  • rg/wiki/Internet_Protocol

https://en.wikipedia.

  • rg/wiki/Hypertext_Transfer_Protocol

http://www.sinatrarb.com/intro.html