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Last active April 10, 2018 16:15
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ajax-promise.md

Ajax and promises instructor notes

Objectives

  • Trace the request/response cycle
  • Explain how asynchronous behavior occurs in the request/response cycle
  • Write ajax requests
  • Explain the two promise methods, and how to use them

What is the path of the request/response cycle

  • Clone the following repo -> https://github.com/rogerwschmidt/ajax-promise
  • Start the front end and back end servers
  • With your table follow the Get All route from the front end, to the back end, and back to the front end.
  • With your table follow the Get One route from the front end, to the back end, and back to the front end.
  • Be prepared to present your summary to the class.

Explain how asynchronous behavior occurs in the request/response cycle

  • With your table, pinpoint where the async behavior is happening in the frontend

Write ajax requests

  • In groups of 2, using the pattern that you have studied, create the Get All route for dogs.
  • In groups of 2, using the pattern that you have studied, create the Get One route for dogs.

Explain the two promise methods, and how to use them

  • On your slates, write the three possible states of a promise.
  • On your slates, write what method get triggered on each of the actionable states.
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