How to Configure FirewallD in RHEL, CentOS and Fedora
Net-filter as we all know it’s a firewall in Linux. Firewalld is a dynamic daemon to manage firewalls with support for network zones. In the earlier version, RHEL & CentOS 6 we have been
How to Install Mosh Shell as SSH Alternative on Linux
Mosh, which stands for Mobile Shell is a command-line application which is used for connecting to the server from a client computer, over the Internet. It can be used as SSH and contains more
LFCA: How to Manage Software Packages in Linux – Part 7
This article is Part 7 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to manage software packages in the Linux system. As a systems
Gdu – A Pretty Fast Disk Usage Analyzer for Linux
In this article, we will take a look at gdu an open-source disk usage analyzer written in go. Gdu is inspired by godu, dua, ncdu, and df. The gdu tool is created for SSD
How to Install SQLite and SQLite Browser in Ubuntu
SQLite is a lightweight, small and self-contained RDBMS in a C library. Popular databases like MySql, PostgreSQL, etc. works in the client-server model and they have a dedicated process running and controlling all the
LFCA: Learn to Manage Time and Date in Linux – Part 6
This article is Part 6 of the LFCA series, here in this part, you will acquaint yourself with the general system administration commands to manage time and date settings in the Linux system. Time
LFCA: Learn User Account Management – Part 5
As a Linux system administrator, you will be tasked with ensuring the smooth flow of all IT operations in your organization. Given that some IT operations are intertwined, a systems administrator usually wears many
10 Best Udemy Google Cloud Platform Courses in 2021
Google Cloud Platform is a suite of cloud computing services that share its running environment with the same infrastructure that Google uses internally for its end-user products e.g YouTube, Gmail, and Google Search. It
How to Use Break and Continue Statements in Shell Scripts
In this article, we will take a look at how to use a break and continue in bash scripts. In bash, we have three main loop constructs (for, while, until). Break and continue statements
How to Use until Loop in Your Shell Scripts
In bash for, while, and until are three loop constructs. While each loop differs syntactically and functionally their purpose is to iterate over a block of code when a certain expression is evaluated. Until