Dual Boot Ubuntu on Dell XPS

Having received a Dell XPS 13 laptop with Windows installed, I proceeded…

Virtual Machines with KVM on Ubuntu 18.04

Download Ubuntu ISO

Ensuring Core Dumps are Restricted

The Center for Internet Security (CIS) produces benchmarks on how to harden various Ubuntu Linux versions. CIS item 1.5.1 is to ensure that core dumps are restricted, and this is verified by running the command sysctl fs.suid_dumpable and checking that the variable’s…

Manually Setting Passwords in Atlassian Bamboo

Over the weekend, our infra people migrated some of our services onto other servers. In the process, our Bamboo instance could no longer contact its authentication provider. Since Coursemology is the only project still using Bamboo and we are…