I miss having Vim around when I’m trying to develop a one-off script to run on Heroku. I found this plugin that installs vim but I thought it’d be great to just throw in busybox from the official binaries page. Here’s a modification to the vim plugin that does just that:
I just posted on the Harry’s engingeering blog about a mock gateway for Authorize.net payment APIs for use in Rspec unit tests and development Rails environments. We found that this sped up our test run at least 2X compared to using the Authorized.net sandbox server.