It is very convenient to build a static website using middleman along with some tools like compass, twitter’s bootstrap framework. You can easily build a professional looking website while maintaining high code readability and maintainability.
When you’re designing a website for a conference or event, one thing that you might want to put in the footer is the “last modified date”. The first way come in to my mind to do this is very simple. Just put a line to output current date in ruby code.