Lucid IT dreams

 How To Take Screenshots On The Raspberry Pi Using Command Line  1. Install scrot sudo apt-get install scrot 2. Use command line via ssh    env DISPLAY=:0 XAUTHORITY=/home/pi/.Xauthority scrot /path/to/screen.png   3. Download image via SFTP

yum access IPV6 reposotory on Centos 7 The easiest way to disable IPv6   edit /etc/sysctl.d/ disable-ipv6.conf and add net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 Then issue sysctl -p If still yum trying to access IPv6 edit /etc/yum.conf and add ip_resolve=4