Tuxtops

Linux is a buffet for different tools and utilities, some last longer, and others are deprecated with better alternatives.

ifconfig
ifconfig is one of them, introduced in UNIX-based operating system as administration utility for the networking in 1983, then inherited by Linux in 1991.

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For decades, Microsoft Exchange has ruled the market for email and groupware services. This top dog dominates the corporate world, and the omnipresent Outlook mail client has become the de facto standard for groupware. Since Exchange is closely integrated with Microsoft's Office products, users have access to a wide variety of productivity software and features, whether they're using a desktop or a mobile client.Learn more

Watermarking plain text isn't easy. Plain text files don't have headers (or magic numbers), and although you can insert invisible control characters, those characters may get revealed by text editors and word processors. Learn more

Welcome to the introduction to Kubernetes course. Kubernetes, also known as k8s or kube, is the most popular container Orchestration tool in the industry which is a Google made product. This Kubernetes tutorial consists of series articles on Kubernetes. In the first part, we will be discussing what is Kubernetes and the basic concepts of Kubernetes. Learn more

There are some popular methods of generating SSL and TLS certificates in Linux. One of the most popular methods of issuing SSL certificates is Let’s encrypt which is a certificate authority that offers free SSL certificates. There is an even easier way to issue the certificate which does not require any dependencies and requirements. The acme.sh script written in Shell makes it easy to generate and install SSL certificates in Linux systems. In this article, we will learn how to install the acme.sh script in the Linux system and how to use it to generate and install SSL certificates.

Sometimes you may want to encrypt your hard disk so that when someone connects your hard drive to their computer they need to provide user credentials to mount the drive. In Linux, it is possible to encrypt individual block devices. In this article, we will learn how to encrypt block devices in Linux using LUKS. LUKS is the Linux encryption layer that can be used to encrypt the entire root partition, a logical volume, or a specific partition. Learn more

It’s now easier than ever to migrate from CentOS 7 to AlmaLinux 8 thanks to the AlmaLinux project called ELevate. Here’s how to do it. Learn more

Plymouth is an application that provides the ability to show a graphical boot animation during the system boot process. For example, if you are familiar with Ubuntu or Linux Mint Plymouth – this is something you see in general during boot process: Learn more

Wake-on-lan (also known with the “W.O.L” acronym) is a standard ethernet feature which allows a machine to be woken up on the reception of a specific type of network packet (the so called MagicPacket). The main advantage of this feature is that it allows us to keep a machine in a low power consumption state, and be accessed only when needed. In this tutorial we see how to enable the WOL feature on our ethernet card under Linux, and how to send the network packet needed to wake up a machine.Learn more

In this tutorial we are going to explain step-by-step instructions on How to install Discourse on Ubuntu 20.04 Also, we will provide you with some useful information about its usage.