Computer-science papers by Eduardo Kohn.https://eduardokohn.com/enhttps://eduardokohn.com/papers/dns-from-concept-to-packet/https://eduardokohn.com/papers/dns-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.Sat, 06 Jun 2026 00:00:00 GMTdnsnetworkingwiresharkhttps://eduardokohn.com/papers/quicksort-partitioning/https://eduardokohn.com/papers/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.Sat, 14 Mar 2026 00:00:00 GMTsortingalgorithmscomplexity