Getting started with nvm (cf. https://github.com/creationix/nvm#usage).

def nvm_primer():
    '''Getting started with nvm (cf. https://github.com/creationix/nvm#usage).
    '''
    print('\nDownload, compile and install the latest release of node:\n\n' +
          cyan('    nvm install node'))
    print('\nAnd then in any new shell:\n\n' +
          cyan('    nvm use node') + '  #  use the installed version\n' +
          cyan('    nvm run node --version') + '  #  run it\n' +
          cyan('    nvm exec 4.2 node --version') + '  #  run any arbitrary '
          'command in a subshell with the desired version of node\n' +
          cyan('    nvm which 5.0') + '  # get the path to the executable to '
          'where it was installed')
    print('\nlist installed node versions:\n\n' +
          cyan('    nvm ls'))
    print('\nnvm usage:\n\n' +
          cyan('    nvm --help'))
    print('\n\n----\nBut at first, use a new shell or run `source ~/.bashrc`')