If you want someone to be able to access your rails console, but don't want them to be able...

Apply Test Driven Development(TDD) to the process of building container images by defining test before writing code and automate...

There is a gem puppet-ghostbuster which can help you find dead code in puppet projects. To use it, (as...

A lot of web applications require being called over https, which is a good thing. It's possible to configure...

If you get an error message like this: You have already activated some-gem 1.2.3, but your Gemfile requires some...

Install and configure the AWS Command Line Interface Show existing certificates to test if the AWS Cli is working:

I'm creating certificate requests with this command: openssl req -new -out www.example.com.csr -keyout www.example.com.key -newkey rsa:2048 -nodes