Showing all newswire headlines

This guide explains how to install Racket programing language on Linux.

tcpdump is a command-line utility that you can use to capture and inspect network traffic going to and from your system

Want to set up your own home sysadmin lab? Let's start by looking at the big-picture decisions regarding hardware and software.

Linux can get viruses, but you don't need an antivirus. How can both those claims be true? Do you really need antivirus on your Linux machine?

Last year, I brought you 19 days of new (to you) productivity tools for 2019. This year, I'm taking a different approach: building an environment that will allow you to be more productive in the new year, using tools you may or may not already be using. read more

Learn the basics of command substitution, the rules of using backslashes in command substitution, and how to work with nested command substitutions.

Learn how to configure Asterisk to let two softphones call each other. https://red.ht/37f6PFt via #EnableSysadmin

Imagine using Python's IDLE interface to edit text. You would be able to load files into memory, edit them, and save changes. But every action you perform would be defined by a Python function. Making a word all capitals, for instance, calls upper(), opening a file calls open, and so on. Everything in your text document is a Python object and can be manipulated accordingly. From the user's perspective, it's the same experience as any text editor. read more

Ubuntu 20.04 is the latest long-awaited LTS (Long Term Support) release of Ubuntu.

A tale of how a sysadmin went from hobbyist and Level 1 tech to the big time at Red Hat.

Cybercriminals are turning to social engineering to try to trick unsuspecting people into divulging private information or valuable credentials. It is behind many phishing scams where the attacker poses as a reputable company or organization and uses it as a front to distribute a virus or other piece of malware. read more

Linux permissions are super easy, if you cut out all the non-sense and get to the point.

If you are a beginner (with some knowledge of Linux or having certification) or with professional Linux administration experience, then following Q & A help for your interview preparation.

Best known as a do-it-yourself cloud storage service, Nextcloud challenges SaaS vendors with launch of Hub.

If you have a Wacom-style graphic tablet and you need a simple and distraction-free painting program, MyPaint seems like it could be a really good fit.

Something that is definitely very true today, and it was also true in 2013, is that developers want to work with open source tools. The tools developers choose to build their applications with are essentially how they're building their career. Those tools are going to be line items in their resume that says, I know this technology, I can build with these tools. So realistically, they want to adopt open source because they can take that from job to job, company to company and from cloud provider to cloud provider.

React.js and React Native are popular open source platforms for developing user interfaces (UIs); both rank well for desirability and use in StackOverflow's 2019 Developer Survey. React.js was developed by Facebook in 2011 as a JavaScript library to address the need for cross-platform, dynamic, and high-performing UIs, while React Native, which Facebook released in 2015, is used for building native applications using JavaScript.

Canonical announced today a new product aimed at enterprises, allowing them to distribute Android applications at scale from the cloud.

Multiple network components, including those of the ISP, can be the cause of a network incident. Here's what to consider to determine if your router is to blame.

Have you ever been in a situation where you wanted to send the output of a Linux command to your colleague or friend to get help? This simple Linux hack will definitely be useful to you.