fe.settings:getUserBoardSettings - non array given[os] - Endchan Magrathea
  Hak 5  
Stealing Cryptocurrency, Spyware in Android Apps, and Dreamhost vs. DOJ - Threat Wire - Duration: 8 minutes, 6 seconds.
https://youtube.com/watch?v=Zeq35AKFh3I
Linux Terminal 201: Grep and Metacharacters - HakTip 159 - Duration: 9 minutes, 2 seconds.
https://youtube.com/watch?v=xXo1L28Jc6A