Github will be the main account and bitbucket the secondary.
ssh-keygen -t rsa -C "github email"
Enter passphrase when prompted. If you see an option to save the passphrase in your keychain, do it for an easier life.
Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.
$ python -m SimpleHTTPServer 8000