This is the fifth in a series of articles about features that first appeared in a version of Python 3.x. Python 3.4 was first released in 2014, and even though it has been out for a long time, many of the features it introduced are underused and pretty cool. Here are three of them.
This guide explains what is Etcher and how to create bootable USB drives and SD cards with Etcher in Linux operating systems.
webERP is a free, open-source, and complete web-based accounting and business management system. This tutorial will show you how to install webERP with Apache and Let's Encrypt SSL on CentOS 8.
This will be the first SUSECON since the Germany-based Linux company SUSE acquired the Kubernetes startup Rancher late last year. Expect Rancher to be front and center at SUSECON, and expect some Rancher-focused news.
Managing a VPC and other resources like Subnet, Route Table, Internet Gateway from the terminal using aws-cli can be a bit confusing if you are not good at VPC. In this article, we will create a VPC with 2 Subnets, Route Table, and Internet Gateway, these subnets will be public subnets.
This is the fourth in a series of articles about features that first appeared in a version of Python 3.x. Python 3.3 was first released in 2012, and even though it has been out for a long time, many of the features it introduced are underused and pretty cool. Here are three of them.
CTparental is a free and open-source parental control tool used to control computer usage or internet browsing. In this post, we will show you how to install CTparental on Debian 10.
This guide gives you a brief introduction to Ruby on Rails and then walks you through the steps to install Ruby on Rails in Linux.
Chrony is the default Network Time Protocol (NTP) server in CentOS 8 operating system. It is a replacement for the old Ntpd. In this tutorial, I will show you how to install and use Chrony on CentOS 8 server.
In this post we will be introducing 6 command Line tips namely create Linux Command line chat using Netcat command, perform addition of a column on the fly from the output of a command, remove orphan packages from Debian and CentOS, get local and remote IP from command Line, get colored output in terminal and decode various color code and last but not the least hash tags implementation in Linux command Line
Adlink’s “NEON-2000-JNX” embedded C-mount camera runs an Ubuntu-based “EVA” stack on a Jetson Xavier NX and provides GbE, USB Type-C with DP, and support for 6x sensors up to an 8MP Sony IMX334. In July of last year, Adlink unveiled a NEON-2000-JT2 Series embedded machine vision camera that came with a choice of a Nvidia’s […]
Ingress is a Kubernetes object that manages external access to the services in the Kubernetes Cluster. In this article, we will see the installation of the Nginx Ingress Controller using Helm on the Kubernetes Cluster set up using Kops.
Some ASUS laptops come with a numpad (numeric keypad) embedded in the touchpad. You can toggle between the touchpad and numpad using a button placed in the top right-hand side corner of the touchpad. That is, after you follow the instructions below, because this feature is not available by default on Linux.
In an age where hacker attacks are a daily occurrence, it is of fundamental importance to minimize the attack surface. Containerization is probably the best way to isolate a service provided for the public, but this is not always possible for several reasons. For example, think of a legacy system application developed on systemd. This could make the most of the capabilities provided by a systemd-based operative system and it could be managed via a systemd unit, or it could automatically pull updates using a systemd timer, and so on. For this reason, we are going to explain how to improve the security of a systemd service.
Massive ransomware attacks to the left of us, supply chain attacks to the right of us, but the Linux Foundation is answering the president's call for greater software security.
Memcached is an open-source and high-performance memory caching system. It stores data in memory and is being used for optimizing dynamic websites. In this guide, I will explain how to install Memcached on CentOS 8 operating system.
If you're working on a cloud environment that requires the Continuous Integration (CI) process from CI/CD, you need to consider how to store and manage the built packages. Enter Quay. Quay is a container registry for storing containers, Helm charts, and other container-related content.
Collectd-web is a web front-end monitoring tool based on RRDtool (Round-Robin Database Tool), which interprets and graphical outputs the data collected by the Collectd service on Linux systems. This tutorial will cover the installation process of Collectd service and Collectd-web interface on RHEL/CentOS/Fedora and Ubuntu/Debian based systems with the minimal configurations needed to be done in order to run the services and to enable a Collectd service plug-in.
You can perform operations on SQS like list, create, delete Queues and send messages, receive messages from your terminal using aws-cli. In this article, we will see the commands to perform these kinds of operations.
This article describes the extension of the Fedora 32 user count mechanism to rpm-ostree based systems. It also provides tips for opting out, if necessary. How Fedora counts users Since the release of Fedora 32, a new mechanism has been in place to better count the number of Fedora users while respecting their privacy. This […]
There are several ways to detect the WWN of a Fibre Channel (FC) HBA and their details in Linux/Unix operating systems. In this article, we will explain you the two best ways to find wwn number in Linux.
Nginx is a free, open-source and one of the most popular webserver around the world. It can also be used as a reverse proxy, load balancer and HTTP cache. In this tutorial, I will show you how to set up a highly available Nginx web server with KeepAlived on CentOS 8.
Ghostwriter, a Qt5 Markdown editor, has been updated to version 2.0.0. The new release comes with revamped theming, the HUDs have been replaced with a sidebar, and there's a new default Markdown processor.
At the Kafka Summit Europe virtual conference on May 12, several major corporations outlined how they are using Kafka, as new options emerge to make it easier to operate and deploy Kafka.
In the previous article, we have seen how to spin up a virtual machine using vagrant. In this article, we will focus on customizing the vagrant file according to our requirements and see important commands to work with the vagrant.
Centmin Mod is a CLI installer for the LEMP stack. In this tutorial, we’ll show you how to use Centmin Mod to install a WordPress website on a CentOS server. In this tutorial, we’ll show you how to use Centmin Mod to install a WordPress website on a CentOS server.
Your collection of CDs may be just gathering dust like mine if you’ve converted to music streaming services. While I listen to my CDs, I decided to remove them from my shelves. But many of the CDs still hold special memories. The practical solution is to rip the CDs, tag them, store them on my network drive, and pack them all away in the attic.
This the third article in a series about features that first appeared in a version of Python 3.x. Some of those Python versions have been out for a while. For example, Python 3.2 was first released in 2011, yet some of the cool and useful features introduced in it are still underused. Here are three of them.
In my introduction to Autotools, I demonstrated how to manage building and packaging code with GNU Autotools. It's a robust and common platform that integrates easily into many packaging systems, including RPM, APT, pkgsrc, and more. Its syntax and structure can be confusing, but luckily there are alternatives, including the open source CMake framework.
Learn more about PipeWire—Fedora Linux's new default audio and video daemon—in this interview with it's creator Wim Taymans.
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