Ruby Automated Market Maker

I've been getting interested in Decentralized Finance (DeFi) recently, and wanted to understand some of the core ideas better. I find the best way for me to properly explore an idea is to implement it in code so that I have something I can poke with a stick, to see how it reacts. In this …

Using Ansible to configure a cloud VM

This is the second post in a series. Part one is here. Now that we have our VM, let's use Ansible to configure it as our development environment. Config and Playbooks Ansible instructions are defined in YAML files known as "playbooks", with global configuration in a file called ansible.cfg by default. Create a file called …

Developing in the cloud with terraform and ansible

I've been trying for a while to set up a workable development environment in the cloud, for several reasons: Renting the computer capacity I need, for just as long as I need it, seems less environmentally damaging and wasteful than buying a new, expensive laptop every couple of years. A VM in the cloud has …