/ => "Rails is Omakase"</span>

  post<span class="token punctuation">.</span><span class="token function">set</span><span class="token punctuation">(</span><span class="token string">'title'</span><span class="token punctuation">,</span> <span class="token string">'A new post'</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

  post<span class="token punctuation">.</span><span class="token function">save</span><span class="token punctuation">(</span><span class="token 