linux linux utilities Ubuntu Ubuntu 16.04 apt-cache package management command line CLI
Use the apt-cache and apt utilities on the Ubuntu command line to search for and obtain information about packages.
linux Freeswitch Voip Ntpd CentOS
Short article on how to use ntpd to handle system time, as well as syncing the freeswitch process with system time in centos.
Lenovo Laptops Lenovo Carbon X1 (7th gen) linux
Notes on using linux with a Lenovo Carbon X1 (7th generation) laptop
Apache 2.4 Apache (httpd) linux web servers Debian Debian 10 SSL mod_ssl
A quick foray into disabling SSLSessionTickets in Apache2 (because there is no automated key rotation mechanism implemented yet).
Debian 10 Apache 2.4 Apache system administration linux PHP PHP-FPM
How to switch from Apache2 mpm_prefork to mpm_event module and setup php-fpm in Debian 10.