Many times I find myself needing to keep track of a host on a DHCP’d network where its IP address is subject to change. Here are a collection of command line methods for discovering your IP using both curl/http and dns lookups. HTTP based lookups curl icanhazip.com curl -s 'http://checkip.dyndns.org' […]
Yearly Archives: 2015
I have a project which requires that I process files from a directory that contains hundreds of thousands, even into the millions of files. Enough that performing an ls in that directory is painfully slow so I’ve learned to only perform specific file lookups. Until now I had just put […]
Streaming filenames from an overpopulated directory

Graph storage systems can be pretty hard to grok. Especially if you are, like me, used to relational database systems. Recently I had the opportunity to examine a suite of technologies related to graph storage and I felt the need to archive what I discovered here. My journey begins with […]
Old school graph storage with RDF
Mike is a professor at a reputable university. He teaches advanced machine learning and robotics, he’s finishing up his PhD in computer science, and he always has a new gadget he’s playing with. David is a software entrepreneur. He has sold a software company or two for modest profit and […]
Of Mikes and Davids
I’ve been setting up a Cuckoo cluster and the most tedious part of that involves configuring the guest VMs. To make a long story short, I needed to manually set the IP address of all my guest VMs. At first I started doing this the visual way by clicking through […]