Set up Let’s Encrypt Certbot auto renew. This article will guide you to do this. Let’s Encrypt in the past few years is no stranger to website or system administrators.…
linux
How to install Supervisor and manage process in Ubuntu 18? This article, I will guide you to use a tool called Supervisor. This tool allows you to manage processes in…
How to install mkdocs in Ubuntu server 18.04? MkDocs is a simple tool for building project documents. It uses markdown-style source documents and builds them into HTML documents. In this…
snx: error while loading shared libraries: libX11.so.6: cannot open shared object file: No such file or directory. This is an error I encountered when installing Check Point VPN client on…
Run VirtualBox virtual machine in background mode. If you’ve ever used VMWare WorkStation, you probably already know that when you close the window of a virtual machine, you can choose…
How to fix snx: error while loading shared libraries: libpam.so.0? If you haven’t read my previous article on how to connect Check Point VPN on a Linux computer. Chances are,…
How to extend Linux LVM partition in AWS? Today I will show you how to do that. This is an accidental situation, a person asked me for help. He uses…
Today, I’ll share with you how to determine the size of the HTTP response header. The problem I encountered Last week one of my systems encountered the following error. When…
In this article, I will share with you a case where the df command shows the disk is full but it is not. Case description I am using a MariaDB…
This article will show you how to install Packet Tracer in Linux Mint 18.3. Everyone knows Packet Tracer is a software emulator to practice configuring Cisco devices. Register and download…