Category: fix

How to enable RAC mode of a previously installed ORACLE_HOME

Posted on February 19, 2021February 19, 2021 by Frederick Alvarez

You installed Oracle, then you added your machine into a cluster and now you want your Oracle home to be able to create RAC databases.

Install Laravel Valet on CentOS7

Posted on February 9, 2021February 9, 2021 by Frederick Alvarez

valet install with composer Run the valet install command. This will configure and install Valet and DnsMasq, and register Valet’s daemon to

How to fix connectivity issue CentOS7

Posted on February 9, 2021April 2, 2021 by Frederick Alvarez

Symthoms When you use curl, wget, yum timeout but the internet connection works well when you use a web browser

How to automate cerbot auto renewal for certificates on OEL7

Posted on January 18, 2021January 18, 2021 by Frederick Alvarez

Automating certificates renewal using snapd-cerbot instead of the old cerbot-auto which is getting deprecated. First Step Installing snapd on OEL7

How to install libxss.so.1 on Centos7

Posted on January 7, 2021April 24, 2022 by Frederick Alvarez

This comes from https://centos.pkgs.org/7/centos-x86_64/libXScrnSaver-1.2.2-6.1.el7.x86_64.rpm.html If you have problems using Jetbrains MD files this will do it

How to renew lets-encrypt certbot certificate

Posted on December 7, 2020December 7, 2020 by Frederick Alvarez

As root Then