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I wonder if this is related to something I found when I moved my hosting from DO to Hetzner: https://on-no.net/posts/moving-providers-and-tainted-ips/ TL;DR is that the IP that my …

I learned some basics of Go in much the same way a few years ago. An implementation of Andy Sloane's (famous?) donut in a terminal: https://github.com/onnos/donut And playing with …

According to Digitalocean the routing issue wasn't on their side. From what I could see, the cause of the latency was asymmetric routing. Some of my Amsterdam -> Amsterdam traffic …

It's a not entirely uncommon bug having to do with the naming of the first week of the year. Perhaps it's even as deep as NSCalendar, but I can't check that right now. ref: http://…

The parallel manpage is quite informative on all this. There's even a specific section "DIFFERENCES BETWEEN xargs AND GNU Parallel". You're right, the performance difference is due…

This appears to be somewhat outdated. There's more recent information here: http://trac.secdev.org/scapy/wiki Includes a FAQ and a great guide for capturing rogue DHCP servers on y…