How to Install JIRA on Ubuntu Linux
Developed by Atlassian, JIRA is a proprietary and comprehensive software tool mainly used for project management, issue tracking, and bug fixing. JIRA comes with an intuitive dashboard that helps you…
How to Get Current Date and Time in Python
In this tutorial, you will learn the DateTime module supplies classes for manipulating dates and times in both simple and complex ways in Python 3.x. The datetime module contains datetime…
How to Install Fonts on Ubuntu
In Ubuntu, you already have many fonts installed by default, but there might be a time you would want to install some additional fonts. Or maybe you want to install…
MBR vs GPT – Things to Know When Partitioning (Screenshots)
With the evolution of technology, it exists now many ways to store and organize data. This brings along new devices with a large amount of storage capacity. To manipulate such…
How to Stop and Disable Firewall on CentOS 8
A firewall is a security feature that filters incoming and outgoing traffic and keeps at bay potentially malicious applications. Additionally, a firewall gives the systems administrator the authority to determine…
Set and List Environment Variables in Linux
In Linux based systems you can set dynamic named values as environment variables. Those values are stored within the system and are used by command line applications. To put it…
How to Install Docker on CentOS 8
CentOS 8 comes with its own tools, buildah and podman, which are compatible with existing docker images and work without relying on a daemon, allowing the creation of containers as…
Lightweight Linux Distros for Old Laptop (2019)
Do not discard that old PC or laptop yet. You can use a lightweight Linux distro to make them as good as new. Some of these Linux distros are specifically…
How to Disable SELinux on CentOS 8
SELinux, also known as Security-Enhanced Linux, is a security feature embedded in the Linux kernel. SELinux leverages Mandatory Access controls (MAC) to confine users to certain rules and policies and…
Dell XPS 13 Developer Edition 2020 Ubuntu Laptop Announced
Look like Dell listing to customer feedback. Dell XPS 13 Developer Edition is the ultimate Linux laptop for developers and Linux enthusiasts/power users. The Dell XPS 13 Developer Edition 2020…
Linux rpm List Installed Packages Command
How do I list all installed packages using rpm command on CentOS/Suse/Fedora/RHEL/Scientific and Red Hat Enterprise Linux? Can you tell me the Linux command to list all rpm’s installed on…
BASH Shell Test If a File Is Writable or Not
How can you test if a file is writable under UNIX / Linux bash shell scripting and programming language?You can easily test if a file is writable or noting test…
How to configure Nginx with Let’s Encrypt on CentOS 8
How do I secure my Nginx web server with Let’s Encrypt free ssl certificate on my CentOS 8 server? How to set up and configure Nginx with Let’s Encrypt on…
Linux exit from lxc-console keyboard shortcut
I‘m using Debian Linux server with Linux Containers (lxc). How do I disconnect and exit from an lxc-console to a shell prompt without closing ssh session?Linux Containers (LXC) is an…
Ubuntu Linux Change Hostname (computer name)
I am a new Ubuntu Linux laptop user. I setup my computer name to ‘tom’ during installation but now I would like to change the computer name to ‘jerry’. Can…
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