Update Ruby, Rails and gems

Few simply steps for updating Ruby, Rails and gems on your OS. I was doing it on Mac OS X, but it should works on UNIX-based systems as well.

Ruby on Rails: rake db:create → “Couldn’t create database for …

I try to set environment for my new Ruby on Rails + MySQL project. However when I am doing rake db:create I can see: “Couldn’t create database for …”

Ruby on Rails: ‘require_frameworks’: no such file to load — net/https (RuntimeError)

I started to learn Ruby on Rails. First impression (based on screencasts and presentations) was very good. Next… I wanted to try it by myself. And first trouble… “initializer.rb:271:in `require_frameworks’: no such file to load — net/https (RuntimeError)”