Glossary term
What is HTTP/1.1, HTTP/2, HTTP/3? Meaning for developers
HTTP versions: one request at a time per connection → many at once (multiplexing) → over QUIC. Example: HTTP/2 loads all of a page's images over one connection.
Learn it properly · System DesignLesson 3: HTTP & HTTPS Explained: Methods, Status Codes and TLSHTTP is the shared language of the web: a method and URL in, a status code and body out. HTTPS wraps it in TLS so nobody on the path can read or change it. Methods, idempotency, status codes, HTTP/1.1 vs 2 vs 3, and the TLS handshake.