Linux Tutorial

How To Change System Environment Variable Path Value On macOS & Linux Permanently

On macOS and Linux, you can change the system environment variable PATH permanently by modifying the appropriate shell configuration file or /etc file. The process may vary slightly depending on the shell you’re using (e.g., Bash, Zsh). Here are the general steps to change the PATH variable permanently on macOS and Linux.

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How To Fix The Error waiting for cache lock: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 13083 (unattended-upgr)

Recently, I run the command $ sudo apt update in my Ubuntu virtual machine, it runs successfully. But after that, when I run the command $ sudo apt upgrade, it show me the warning message Waiting for cache lock: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 12827 (unattended-upgr). This article will tell

How To Fix The Error waiting for cache lock: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 13083 (unattended-upgr) Read More »