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Mattermost is an open-source messaging platform used for chatting, file-sharing, project management, and workflow orchestration. In this tutorial, you will learn how to install Mattermost Team Messaging System on a Ubuntu 22.04 server.

React is a UI framework built on top of HTML, CSS, and JavaScript, where JavaScript (JS) is responsible for most of the logic. If you have knowledge of variables, data types, array functions, callbacks, scopes, string methods, loops, and other JS DOM manipulation-related topics, these will tremendously speed up the pace of learning ReactJS.

You may not realize it, but you probably already use things made with this build system for embedded Linux. The Yocto Project has won a big corporate backer and put out its fourth release in 12 years. But what does it do?…

We all have people around us, whom we hold dear. Some of them might even rely on you to keep them save. And since the world is constantly changing, that can be a challenge. No more is this apparent than with children, and Linux has long been lacking simple tools to help parents. But that […]

The popularity of web applications is constantly growing as businesses and corporations host several services through them. However, companies and businesses that do have web applications still face the threat of vulnerabilities. A vulnerability is a flaw in your system that hackers may exploit to obtain unauthorized access, run malicious code, install malware, and perhaps steal sensitive information. Remediating these attacks could be near impossible, especially since most small businesses, corporations, and even daily users lack the resources to fix several vulnerabilities at a time.

Decade-old SDKs also among targets for license audits. Oracle Java Development Kit 6 and 7 support ends this week, leaving a sizable chunk of developers looking at their options.…

Mattermost is a free and open-source collaboration and messaging platform created with security in mind. In this tutorial, we will show you how to install the Mattermost Chat server on Debian 11.

Nextcloud is a powerful productivity platform that gives you access to some amazing features, such as collaborative editing, cloud file sync, private audio/video chat, email, calendar, and more! Best of all, Nextcloud is under your control and is completely customizable. In this article, we're going to be setting up our very own Nextcloud server on Linode. Alternatively, you can also spin up a Nextcloud server by utilizing the Linode marketplace, which you can use to set up Nextcloud in a single click.

Azure soon to follow as Big Blue accomodates a world with many clouds. IBM has launched a Db2 operator for Kubernetes running on AWS Elastic Kubernetes Service (EKS), while promising the same would be available for Azure AKS is targeted for the second half of 2022.…

This tutorial shows how to resolve domain names on the Linux shell and how to query a name server for various kinds of DNS records like A, MX and NS records. To resolve a domain name on the shell, we will use the command dig.

OpenLDAP is a software implementation of the Lightweight Directory Access Protocol (LDAP). This guide will teach you how to set up LDAP Server with OpenLDAP and LDAP Account Manager on the Ubuntu 22.04 server. This guide also will teach how to set up LDAP users and how to set up an LDAP Account Manager for managing the OpenLDAP server.

The Dynamic Host Configuration Protocol (DHCP) provides a centralized and automated method for configuring the network attributes of hosts when they connect to the network. The DHCP server assigns IP addresses to hosts, along with configuration information such as DNS servers, the domain name used for DNS searches, the default gateway, an NTP (Network Time Protocol) server, a server from which a network boot can be performed if necessary, and more. DHCP eliminates the need to configure each network host individually.

Looking for a CentOS 7 replacement? Google Cloud suggests you look at Rocky Linux.

The ICE-V Wireless from QWERTY Embedded Design is a tiny board that combines a Lattice iCE40 UltraPlus FPGA and a ESP32-C3-MINI-1 Wi-Fi/BLE module from Espressif Systems. This device supports popular programming platforms such as Arduino and MicroPython for easy software development. The FPGA featured on this board is the low-cost ICE40UP5K-SG48 from Lattice Semi which […]

This article helps you look at each of the project life cycle stages, determine where your project is, and, at a high-level, show how you can move your project successfully through each stage.

The Debix Model A from Polyhex is a Single Board Computer (SBC) built around the i.MX 8M Plus Quad-core ARM Cortex-A53 CPU industrial-grade processor. This SBC integrates a 2.3 TOPS Neural Processing Unit and expandable storage to target industrial automation, multimedia, and other IoT applications. The Debix Model A was designed by Polyhex Technology and […]

t's hard for me to work in total silence. I need some kind of background noise, preferably some familiar music. My music-listening needs are pretty simple: I just need a music player that plays my library of MP3 music and streams from a few websites I like to listen to.

The Open Mainframe Project’s Zowe initiative was born from an ambitious goal: make the mainframe a seamless, integrated part of the modern IT landscape.

Several great options for checking disk usage on your Linux system have a graphical interface. Sometimes the visual representation of disk utilization is easier or newer users may not be as familiar with the various Linux commands that display storage information. I am a person who comprehends visual representations more easily than the printout on the command line. Here are several excellent GUI-based tools to help you understand how your storage capacity is used.

Here at Mozilla, we are the first to admit the internet isn’t perfect, but we are also quick to point out that the internet is pretty darn magical. The internet opens up doors and opportunities, allows for people to connect with others, and lets everyone find where they belong — their corners of the internet. […]