HTTP

A short introduction to HTTP

1. HTTP
2. Hypertext Transfer Protocol
3. Protocol
4. GET /about HTTP/1.1 <HTML>…
5. Stateless
6. Request
7. GET /about HTTP/1.1 HOST:www.lewagon.org
8. Method GET POST PUT PATCH DELETE OPTIONS
9. CRUD Create POST /books Read GET /books/1 Update PUT /books/1 Delete DELETE /books/1
10. Headers Host: www.lewagon.org User-Agent: Firefox 26 (…) Accept-Language: en-us,en;q=0.5
11. Body POST / PUT ! first_name=Paul&last_name=Chavard
12. Response
13. HTTP/1.1 200 OK Content-Type: text/html; charset=UTF-8 <html>…
14. Status 1** Informational 2** Successful 3** Redirection 4** Client Error 5** Server Error
23. Body <html> <head> <title>About</title> </head> <body>About Me</body> </html>
24. Headers Content-Type: text/html; charset=UTF-8 Content-Length: 79324
25. Cookies
26. Request : Cookie Response : Set-Cookie
27. Tools • Curl • Chrome/Firefox DevTools • Rested (OSX)
28. Links http://en.wikipedia.org/wiki/Hypertext_Transfer_Protocol