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Quincy is a teacher who founded freeCodeCamp.org in 2014. He leads the open source project, which millions of people use each month to learn to code and get developer jobs. Quincy didn't start programming until he was 31. Before that, he was a school director in the US and China.

Many Linux users think that working in a terminal is either too complex or boring, and try to escape it. Here is a fix, though — four great open source apps for your terminal. They’re fun and easy to use, and may even brighten up your life when you need to spend a time in […]

With the Defend Trade Secrets Act of 2016 gaining traction and with Section 101 limiting the scope of patents in United States we now see increased lobbying and trolling by companies on the decline — companies whose last remaining ‘asset’ is a large pile of software patents

Roundcube is a free and open source web-based webmail solution written in PHP. It is a web-based IMAP client, so you can also access your email server from your web browser. This tutorial shows you how to install RoundCube on Ubuntu 18.04 LTS (Bionic Beaver).

Google unveiled a stripped-down “Edge TPU” version of its Tensor Processing Unit AI chip plus a Cloud IoT Edge stack for Arm-based IoT gateways that run Linux or Android Things. An NXP-based dev kit is due in October. Google announced a lightweight, embedded version of its enterprise focused Cloud Tensor Processing Unit (Cloud TPU) AI […]

OpenCV is a multi-platform open source, computer vision library and it is a part of Ubuntu's universe package repository. The objective of this article is to install OpenCV on Ubuntu 18.04 Bionic Beaver Linux and provide a simple OpenCV example.

The creator of the second oldest Linux distribution, Patrick Volkerding, claims he is in financial strife after the store, with which he reached an agreement to sell his work, stopped paying him two years ago.

Mattermost is an enterprise grade, instant messaging platform, an open source self-hosted Slack alternative. It’s written in Golang and React and can use MySQL or PostgreSQL as a database backend.

In a previous article, I gave an overview of cryptography and discussed the core concepts of confidentiality (keeping data secret), integrity (protecting data from tampering), and authentication (knowing the identity of the data's source). Since authentication relates so closely to all the messiness of identity in the real world, a complex technological ecosystem has evolved around establishing that someone is who they claim to be. In this article, I'll describe in broad strokes how these systems work. read more

Dave Hansen from Intel posted a patch and said, "Intel is considering adding a new bit to the IA32_ARCH_CAPABILITIES MSR (Model-Specific Register) to tell when RSB (Return Stack Buffer) underflow might be happening. Feedback on this would be greatly appreciated before the specification is finalized." He explained that...

Gumstix announced a version of its Aerocore 2 drone control board that runs Linux on Nvidia’s Jetson TX2. The Geppetto customizable board provides a Cortex-M4 running PX4, and offers USB 3.0, micro-HDMI, and support for LTE, GPS, and 4x HD cameras. The Aerocore 2 drone control board arrived in 2014 and was followed in 2016 […]

Node.js can be very useful when it comes to building command-line interfaces (CLIs). In this post, I'll teach you how to use Node.js to build a CLI that asks some questions and creates a file based on the answers. read more

This tutorial will show you step by step how to encrypt a full drive with Cryptsetup on Debian 9.4 or Ubuntu 18.04 LTS (Bionic Beaver). The drive that gets encrypted may not be part of an LVM volume.

If you're new to Linux and you're wondering what notable releases have made their way to Linux in 2018, here's a quick list of some good stuff on the table.

This is part 6 in an ongoing series about creating video games in Python 3 using the Pygame module. Previous articles are: read more

Oh, and Windows, but cool kids don't use that Oracle Database 18 is now available for on-prem download on Linux, according to a talkative senior Oracle chap.…

I have recently bought a new 14? laptop, the ASUS VivoBook X402NA-FA112T as it is called in the Netherlands. On the ASUS.com website, this model is known as the ASUS VivoBook E402NA. Although this is a budget laptop, its a big improvement over my previous laptop (the Acer Aspire One 725). Both machines happily run openSUSE Leap 15. This review provides an overview of the new hardware and how it performs when running openSUSE Leap 15.

As we've been exploring in this series, cloud hype is everywhere, telling you that migrating your applications to the cloud—including hybrid cloud and multicloud—is the way to ensure a digital future for your business. This hype rarely dives into the pitfalls of moving to the cloud, nor considers the daily work of enhancing your customer's experience and agile delivery of new and legacy applications. read more

This tutorial explains how to setup a centralized logfile management server using ELK stack on CentOS 7. As anyone who not already know, ELK is the combination of 3 services: ElasticSearch, Logstash, and Kibana. The tutorial will use MySQL log files as source to be monitored.

When conversation turns to indispensable command-line multimedia software, youtube-dl inevitably gets a mention.