Eduardo Kohn
Computer Science · Papers and Posts
Featured · Paper · June 17, 2026
HTTP in Practice: From Click to Packet
This article traces HTTP from click to packet, pairing Kurose and Ross theory with a hands-on Windows lab using curl and Wireshark to observe requests, responses, persistent connections, cookies, web caching, the conditional GET, and the modern HTTP/1.1, HTTP/2 and HTTP/3 standards.
Paper · June 6, 2026DNS in Practice: From Concept to Packet
This article traces DNS from concept to packet, pairing Kurose and Ross theory with a hands-on Windows lab using nslookup, PowerShell and Wireshark to observe resolution, hierarchy, caching, records, messages and DNSSEC security.
Paper · March 14, 2026A Note on Quicksort Partitioning
We revisit Hoare's partition scheme and compare it against Lomuto's under varied input distributions, establishing tight bounds on comparison counts observed in practice.