I am new Alpine Linux system admin user. How do I use apk command line utility for the package management on Apline Linux server running in cloud or a Linux container? How can I use the apk command for the package management?
I use ansible-playbook to update my VMs and bare metal servers hosted in a remote data center. How do I tell, whether the Ubuntu Linux server requires a reboot using the command line over ssh based session?
I want to run a cron job that should run a specific shell script /home/jobs/sync.cache.sh every minute. How do I use crontab to execute script every minute on Linux or Unix-like system?
I configured and installed a TLS/SSL certificate in /etc/ssl/ directory on Linux server. I was wondering if can I find out the common name (CN) from the certificate using the Linux or Unix command line option?
I recently switched from Linux to FreeBSD. On Linux, I press 1 which show me a breakdown of CPU usage per CPU, but it is not working on FreeBSD. How do I find out the usage of individual CPU core usage using the top command on FreeBSD operating system?
I‘m running a process to complete backup and covert images in Mac OS X laptop. I do not wish to disable sleep manually from my OS X power options (Energy Saver). How do I temporarily prevent a Mac from sleeping while my process is still active in Mac OS X Unix operating systems? How can I prevent the system from sleeping temporarily from the command prompt?
How do I find out my FreeBSD server version and patch level of the installed system using command line option?