Rails has some support for fetching multiple cache keys at once from memcached/Redis, but we can go further. (more…)

In this tutorial, I’ll describe a couple of non-obvious Ruby on Rails mistakes that could bring down your production system. They are so sneaky that they could get past the review process of even more experienced developers. Please don't ask me how I know... (more…)

News about Learn Enough to Be Dangerous (including the Ruby on Rails Tutorial)...

In an earlier project, we had good test coverage with only unit tests produced following TDD practices. But against all our careful work, o... (more…)

When I am building a Rails app that I expect to be public facing in some sort of capacity, I don’t want to be displaying auto-incrementing…...