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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.

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.…

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.

You probably know the feeling: You ask for data and get a positive response, only to open the email and find a whole bunch of PDFs attached. Data, interrupted. We understand your frustration, and we’ve done something about it: Introducing Textricator, our first open source product. read more

How to migrate repositories from GitHub, configure the software and get started with hosting Git repositories on your own Linux server... In this article, I show how to migrate repositories from GitHub, configure the necessary software and perform some basic operations.

Open source is the new normal in tech today, with open components and platforms driving mission-critical processes at organizations everywhere. As open source has become more pervasive, it has also profoundly impacted the job market. Across industries the skills gap is widening, making it ever more difficult to hire people with much needed job skills.

Vsftpd also known as a very secure FTP daemon is an FTP server for Unix-like systems. In this tutorial, we will learn how to install Vsftpd with SSL/TLS support on Ubuntu 18.04 LTS (Bionic Beaver) server.

The “Khadas Edge” SBC runs Linux or Android on a Rockchip RK3399 and offers WiFi/BT, HDMI 2.0, USB 3.0 and 2.0, and dual USB Type-C ports, as well as an MXM3 connector to plug into an upcoming “Khadas Captain” carrier. Shenzhen Wesion’s Khadas project has posted specs for a “Khadas Edge” board that combines attributes of both a single board computer and a computer-on-module.

News briefs for July 24, 2018.

Acrosser announced a rugged, Linux-ready “AIV-Q170V1FL” in-vehicle PC with a 6th Gen Core CPU, CAN support, 4x GbE with PoE, 2x swappable SATA III bays, 8x USB 3.0, and 3x mini-PCIe slots. The AIV-Q170V1FL, which follows earlier AIV-branded in-vehicle computers like the Intel 5th Gen Core based AIV-APL1V1FL and Apollo Lake driven AIV-APL1V1FL, is Acrosser’s […]

While compression is helpful in general as it allows you to save space on your system, command line users need to uncompress the file for several small tasks, like viewing what all the file contains. However, there exists a command line utility - dubbed zcat - that lets you take a peek inside compressed files without any additional effort.

In this three-part series, I'll explain how to set up a simple, useful NAS (network attached storage) system. I use this kind of setup to store my files on a central system, creating incremental backups automatically every night. To mount the disk on devices that are located in the same network, NFS is installed. To access files offline and share them with friends, I use Nextcloud. read more

Twitter allows one to share blog posts and articles with the world. Using Python and the tweepy library makes it easy to create a Twitter bot that takes care of all the tweeting for you. This article shows you how to build such a bot. Hopefully you can take the concepts here and apply them […]

Glusterfs is a scalable network filesystem with capabilities of scaling to several petabytes and handling thousands of clients. In this tutorial, I will show how to set up a high availability storage server with GlusterFS on Ubuntu 18.04 LTS (Bionic Beaver). We will use 3 ubuntu servers, 1 server as a client, and 2 others as a storage.

SysAdminDay is at the end of July, but we're celebrating sysadmins all month. Check out our growing SysAdmin series.

News briefs for July 23, 2018.

PowerShell, the Windows shell language, is now available on Linux as an Ubuntu Snap! Believe it! Windows and Linux used to mix well as oil and water. In recent years, Microsoft has embraced Linux. That's especially true for servers and clouds. Now, believe it or not, you can install and run PowerShell, the Windows shell language, on Linux as an Ubuntu snap.