Install cmake 3.14

  jk@amma:~/tmp/oct16/build$ sudo apt-get install cmake

Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?

jk@amma:~/tmp/oct16/build$ sudo kill all apt apt-get

sudo rm /var/lib/dpkg/lock-frontend 

sudo dpkg --configure -a 

sudo poweroff

sssh jk@192.168.1.4

 sudo apt-get install cmake