Computer Networks
35 notes
Some notes are currently available only in Chinese. English translations are shown when available.
- 2.9 HTTP Cachehistorical
Historical notes on browser HTTP caching, strong cache, negotiated cache, Expires, Cache-Control, Last-Modified, and ETag.
- 2.11 RESTfulhistorical
Historical notes on RESTful architecture, resources, representations, state transfer, and perceived limitations.
- 2.12 URL Encodinghistorical
A short historical note on why URL encoding is needed and how URLs are encoded.
- 2.13 Cookie and Sessionhistorical
Historical notes on the cookie/session mechanism and a simple comparison.
- 2.14 What Happens After Entering a URL in the Browserhistorical
Historical notes on the sequence of events after entering a URL in a browser.
- 2.15 Browser Same-Origin Policy and Cross-Origin Accesshistorical
Historical notes on the browser same-origin policy, cross-origin restrictions, and CORS.
- 5.1 Network Layerhistorical
Network-layer overview linking the original IP, NAT, ICMP, and ARP notes.
- 5.2 ARPhistorical
Historical notes on ARP, address resolution, common cases, ARP attacks, and virtual IP.