Angelo Marquez

I have experience in various Venezuelan governmental and private projects related to Information Technology. Fanatic of free software and Linux in general. Contact me for any query or consulting work using contact us form given on this website.

How to Use CAT Command on Linux System?

This time we continue with the explanation of simple Linux command to learn basics. The command chosen today is the…

How to Install Zabbix on Ubuntu Server 16.04?

Zabbix is a great open source tool for monitoring servers mainly under the GNU/LINUX environment, specialized in networks with an…

11 Examples of ls Command to List Files in Linux

Normally, the work of system administrators consists of an almost permanent use of the terminal; this is because servers with…

Linux User Administration – Add, Delete & Modify User Accounts

In IT’s World, it is common to hear about system users, especially if you work in the administration of systems…

Red Hat Enterprise Linux Interview Questions and Answers

When we talk about GNU/LINUX distributions we find a big collection of them, which can cover practically all the needs…

How to Install Htop and Use it to Monitor Linux Processes?

Generally, we run lot of commands to get informations for Linux processes. We can use a tool name Htop to…

How to Install Debian 9 Stretch?

There are many good distributions in the GNU/LINUX world, but if we want a "universal" one, I think we should…

How to Install PgAdmin 4 in Debian 9 Stretch?

I have written how to install PostgreSQL 10.1 on debian 9 stretch in my last article. Read the attached link…

How to Install PostgreSQL 10.1 in Debian 9 Stretch

I will show you how to install PostgreSQL latest version on debian operating system in this article. PostgreSQL is one…