Array - Remove elements from a linux shell array In this article we can learn how to delete/remove elements/indexes from an linux bash shell array. The following way can remove an array element completely: 1 arr=(eth eos btc usd etc) 2 delete=2 3 arr=( "${arr[@]:0:$delete}" "${arr[@]:$(($delete+1))}" ) 4 echo …

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apt command - how to remove a ppa from repository In this article we are going to know about how to remove broken ppa repos, Slove the "apt-secure(8) error", and how to remove a added installed ppa repository View all installed ppa repositories: 1 sudo ls /etc/apt/sources.list.d method1) Using add-apt-repository 1 …

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