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This tutorial focuses on commenting lines in a configuration file on Linux, the examples used here are from Debian 10. However they will work on any other linux distribution too.

Shenzhen Xunlong has posted preliminary specs for a Rockchip RK3399 based “Orange Pi 4” SBC that is smaller and more affordable than the Orange Pi RK3399 and faster and more feature rich than the Orange Pi 3. A 4B variant adds a Lightspeeur 2801S AI chip.

NetBSD is famous for running on basically anything, but did you know its second claim to fame is the pkgsrc package manager? Like NetBSD, pkgsrc runs on basically anything, or at least anything Unix and Unix-like. You can install pkgsrc on BSD, Linux, Illumos, Solaris, and Mac. All told, over 20 operating systems are supported. read more

Capturing packets with a free tool like tcpdump is an essential skill that you need to acquire as a sysadmin. Anthony Critelli shows you the ropes.

The HP Linux Imaging and Printing (HPLIP) project has released a new version of their driver stack for Linux-based operation systems to support their HP printers and scanners on more devices and systems.

This post gets you started in Python Pandas. This article is a good primer for users who come from SQL background and want to leverage python Pandas for data analytics.

In awk, regular expressions (regex) allow for dynamic and complex pattern definitions. You're not limited to searching for simple strings but also patterns within patterns. The syntax for using regular expressions to match lines in awk is: word ~ /match/The inverse of that is not matching a pattern: read more

Stadia, the Debian Linux and Vulkan powered game streaming service which you can play on a Linux desktop now has a more impressive launch lineup.

The Linux operating system is a true multi-user OS, meaning it assumes that there's data on every computer that should be protected, whether in the interest of privacy, security, or system integrity. Linux uses file ownership and permissions to manage file and folder access. For administrators who deal with different user environments all day, this system is easy to understand, calculate, and control.

Are you getting a "Application / game is not responding. You may choose to wait for a short while for it to continue or force the application to quit entirely" message when trying to run a game or an application that takes a long time to start on GNOME 3.34 with Xorg, this causing GNOME Shell to become unresponsive / freeze with some screen flickering on top? This article presents a very simple workaround for this issue.

Based on the open source RDBTools project, Redis Labs' new tool gives database administrators a stable graphical user interface for database management.

Apropos command and BASH history helps us to easily recall forgotten Linux commands.

Usually when you have Ubuntu installed, it is likely that the system folders and the home folder all belong to the same partition.In order to keep your custom settings, your files and folders, it is recommended that you put your home folder in a specific partition so that future alterations on the system files and folders will not have any effect on the home folder so that you would be able to upgrade or even reinstall your Ubuntu without damaging the current custom files configuration.

The upcoming LibreOffice 6.4 open-source and cross-platform office suite release has recently entered beta testing phase two months ahead of its official release early next year.

The new list of the world's fastest computers -- supercomputing's Top 500 -- is out, and every one runs faster than a petaflop using Linux.

Acromag’s rugged “ACEX4041” Mini-ITX carrier is equipped with a Linux-friendly, Apollo Lake based COM Express Mini Type 10 module plus 4x mini-PCIe based “AcroPack” slots that support 25+ I/O modules. Acromag announced a Mini-ITX form-factor carrier board for COM Express Mini Type 10 modules sold in three configurations: barebones (ACEX4041); equipped with an Intel Apollo […]

iSCSI stands for (Internet Small Computer System Interface) is a Storage Area Network (SAN) protocol that can be used for online storage management. In this tutorial, we will show you how to setup iSCSI target and iSCSI initiator on Ubuntu 18.04 server.

Developed by Ken Thompson in the early days of Unix, grep (globally search a regular expression and print) has been used for more than 45 years by system administrators all over the world. In this tutorial, we will focus on the grep command and how it can help us effectively find text in files all over our system.

Multiple times every day, you visit websites that ask you to log in with your username or email address and password. Banking websites, social networking sites, email services, e-commerce sites, and news sites are just a handful of the types of sites that use this mechanism. Every time you sign into one of these sites, you are, in essence, saying, "yes, I trust this website, so I am willing to share my personal information with it." This data may include your name, gender, physical address, email address, and sometimes even credit card information.

The Android-x86 project finally lets users users install the Android 9 Pie mobile operating system on their personal computers with the upcoming Android-x86 9.0 release.