Linux Tutorial
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 Check PHP Version And PHP Install Path On Linux And Windows
After you install PHP or LAMP on a Linux server ( or XAMP on a Windows Server ), if you want to run command php in a terminal to execute a .php script file, you should first find the PHP install path and add the php executable file path in system environment variable PATH‘s value. …
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