Прочитать статьи про HTTP

[pingvin1308]

• https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Identifying_resources_on_the_Web
• https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Authentication
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Caching
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Compression
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Cookies
• https://developer.mozilla.org/en-US/docs/Web/HTTP/Redirections

[pingvin1308]

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