I am more actif here than on reddit. There was a time on reddit I stopped even upvotes and down votes when I noticed they are changing philosophy. Here I post more stuff and wrote more comments. Sometimes to add value to discussions and sometimes just for the sake of commenting and getting activity rolling.
You will not find much to do with Ruby. Node is more popular and more in demand. A lot companies and OSS project have o Node. Ruby is very niche.