title: Problems installing nodejs on Ubuntu 16.10
body: <p>could someone help me to understand why it fails to find these packages?</p>
  
  <pre><code>sudo apt-get install -y nodejs
  Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  The following additional packages will be installed:
    libuv1
  The following NEW packages will be installed:
    libuv1 nodejs
  0 upgraded, 2 newly installed, 0 to remove and 28 not upgraded.
  Need to get 3.346 kB of archives.
  After this operation, 14,1 MB of additional disk space will be used.
  Err:1 http://it.archive.ubuntu.com/ubuntu yakkety/universe amd64 libuv1 amd64 1.9.1-1
    404  Not Found
  Err:2 http://it.archive.ubuntu.com/ubuntu yakkety/universe amd64 nodejs amd64 4.2.6~dfsg-1ubuntu5
    404  Not Found
  E: Failed to fetch http://it.archive.ubuntu.com/ubuntu/pool/universe/libu/libuv1/libuv1_1.9.1-1_amd64.deb  404  Not Found
  E: Failed to fetch http://it.archive.ubuntu.com/ubuntu/pool/universe/n/nodejs/nodejs_4.2.6~dfsg-1ubuntu5_amd64.deb  404  Not Found
  E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
  </code></pre>