APIs 101 with Postman

If you’re completely new to APIs, this webinar is for you. In this session, Rishit and Aanchal talk about API basics with a practical walkthrough which you could follow along with us using Postman. And finally, we also send you some swag (courtesy of Postman).

Our Agenda:
- What is an API?
- Why you should use APIs?
- The basic components of an API request
- Building and sending API requests
- A live follow along demo :D
- Developers love swags, let's send you some

Transcript

1. APIs 101 with Postman TEDx, TED-Ed Speaker Rishit Dagli @rishit_dagli Intern, Postman Aanchal Mishra @aanchalmishra_ 17 July 6 PM IST (GMT+5:30)
2. Agenda 1 Intro to APIs and Postman 2 Requests and responses 3 Trying things out 4 Follow-up resources 5 Q&A go.postman.co/build
3. • TEDx and 2xTED-Ed Speaker • I contribute to TensorFlow • I love🧡 ML Research • I love🧡 Hackathons • My coordinates - www.rishit.tech Rishit Dagli $ whoami @rishit_dagli
4. • Student Community Intern, Postman • Tech and Communities 💖 Aanchal Mishra $ whoami @aanchalmishra__
5. ⓘ Start presenting to display the audience questions on this slide. Audience Q&A Session
6. APIs: A Digital Restaurant Client Server
7. APIs: A bit Technical
8. What’s an API? And why should I use one? • Application Programming Interfaces (APIs) allow services to communicate with each other • Software has become more complex and collaborative over the years. Developers no longer need to create every service from scratch. • APIs allow developers to access data from a service (like Google or Twitter) without any knowledge of how the codebase has been implemented.
9. There’s an API for everything Everything • The Cat API • OpenWeatherMap • Genius • Discord • Youtube-to-MP3 • Spotify • Twitter • Facebook • Google • And so many more!
10. APIS TURN SOFTWARE INTO LEGO® BRICKS
11. More than 500,000 organizations & 13 Million developers use Postman 98% of Fortune 500 Organizations use Postman 65% of Global 2000 Organizations use Postman Postman is a collaborative API development platform that simplifies creating, using, and testing APIs with a UI What is Postman?
12. Working APIs: Then and Now cURL Command Line Postman
13. Requests and Responses
14. Request-Response Pattern Client Server Request Response Resources Services Network API
15. Making Requests The three ingredients to make a request: • Method (GET, POST, etc) • Address/Endpoint (URL) • Path How we interact with the API
16. Requests - Methods and Endpoints Method GET Retrieve information POST Send information PUT/PATCH Update information DELETE Delete information address of the server Bare minimum for a request https://www.google.com/search The scheme of the request Host Path Protocol destination where request can be heard and executed
17. Specifying Detail Building your requests • Parameters ◦ In the query • Authorization • Headers and body ◦ Data types
18. Requests - Body The data payload • Optional, but often supplied with POST and PUT requests • Data types ◦ form data ◦ JSON ◦ text ◦ HTML ◦ XML ◦ files ◦ GraphQL ◦ … and more! { “name”: “Jane Doe”, “email”: “janedoe@email.com”, “birthYear”: 1970 } JSON
19. Receiving Responses Response elements • Status codes (200 OK, 201 Created, 404 Not found) • Headers • Accessing body data
20. Follow Along Navigate to and fork https://bit.ly/api101-workshop
21. Recap We learned request essentials to retrieve and update API data: • Methods • Addresses • Parameters • Authorization • Body data
22. Win Amazing Swag
23. Trying Things Out Create your own public workspace with a collection using any API of your choice postman.com Send it to us, and we’ll send cool swag to the coolest project https://bit.ly/apis101-feedback 1 2
24. Share your learnings with #PostmanStudent
25. Slides: http://bit.ly/apis101-slides
26. Resources learning.postman.com Learning Center explore.postman.com API Network community.postman.com Forum
27. Register Now: https://studentsummit21.eventbrite.com/?aff=api101
28. Q&A
29. ⓘ Start presenting to display the audience questions on this slide. Audience Q&A Session
30. Thanks for coming! Have a question we didn’t cover? Tell us how the workshop went: bit.ly/apis101-feedback @rishit_dagli @aanchalmishra_