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Multipass is a lightweight VM manager that allows you to easily and quickly launch a Ubuntu virtual machine. Here is how you can do so.

If there's one thing you can say about open source software (OSS), it's that it quietly yet inarguably runs our world. Most of the internet is built on open source software, and, these days, millions of developers build and maintain hundreds of thousands of open source packages in more than 250 programming languages. If that's not enough, enterprise companies continue to grow their investments in open source in 2020.

How to Transfer Files with Rsync over SSH – Google Cloud. Rsync is one of the most important tool in mirroring data, copying files to remote systems or servers. This tool has more functions compared to scp, sftp and http://ftp. In this guide you are going to learn how to transfer files using Rsync to any servers using Private and public key based authentication or password based authentication.

openSUSE Leap 15.2 has entered the Beta phase on the 25th February 2020. I have recently installed this on my laptop to check it out. Leap 15.2 will coincide with SUSE Enterprise Linux Desktop 15 Service Pack 2. Both Leap and SLED share a lot of underlying packages, so this will be (again) a rock solid release. openSUSE Leap 15.2 features many big updates. In this blog I will describe them in detail.

There's a new release of the open-source Linux command sudo, and it comes with improved auditing, logging, and security.

The Compex CP01 router board — also called the DR6018 — runs OpenWrt on a quad -A53 Qualcomm IPQ6018 and offers a 2.5GbE port, 5x GbE ports with PoE, an M.2 E-key slot, and dual-band 802.11ax (WiFi 6). A Compex CP01 router board has begun sampling with 802.11a/n/ac/ax (WiFi 6) built around a Qualcomm Atheros […]

Name your Linux network interfaces like you would your children. Easy to remember and hard to mix-up.

There are many programs available to find the hardware information in Linux. This guide explains how to find Linux system hardware information with hwinfo.

2DayGeek: The netstat and ss commands allow you to find a list of open ports on a Linux system.

Seeed has launched a $59.90 “Seeed Studio BeagleBone Green Gateway” SBC that runs Linux on TI’s Sitara AM3358 and combines the Ethernet port of the BeagleBone Green with the WiFi/BLE function of the BB Green Wireless. Seeed has launched a new model in its line of BeagleBone compatibles that balances the feature sets of the […]

Discover details about your Red Hat Enterprise Linux system's unused memory with the free command.

As a systems engineer, I spend a lot of time in data centers configuring servers and other computer equipment. Two of the items I keep in my toolkit are an RS-232 serial-to-USB converter and a standard DB-9 serial cable. These can be indispensable when you have no other way to access a device. You may need to deploy a new router that has not yet been configured for your network. You might need to troubleshoot a firewall appliance that has become inaccessible via SSH. read more

Canonical announced today the general availability of the OpenStack Ussuri cloud computing platform for Ubuntu 20.04 LTS (Focal Fossa) and Ubuntu 18.04 LTS (Bionic Beaver).

Webmin is a web-based dashboard that allows sysadmins to manage Linux servers. In this tutorial, we learn how to install Webmin on Ubuntu 20.04 LTS.

In a recent article, I mentioned my 2020 New Year's resolution: no more loops in Java. In that article, I chose a common (and simplified) forest management calculation—determining whether an area is forested, based on a legal definition, by calculating the proportion of ground shaded by tree canopies. read more

In the second part of this series on syzkaller, we looked at how to install the tool and use it to improve our code base and detect programming bugs in the Linux kernel. Now, how does syzkaller report a bug it finds in the execution path of a system call? Let's add a new syscall description and see how it goes.

How to Install LAMP Apache, MySQL, PHP in Ubuntu 20.04. In this guide you will learn how to install Apache2, MySQL and PHP 7.4.

How many iterations does it take to get a container configuration just right? And how long does each iteration take? Well, if you answered "too many times and too long," then my experiences are similar to yours. On the surface, creating a configuration file seems like a straightforward exercise: implement the same steps in a configuration file that you would perform if you were installing the system by hand. Unfortunately, I've found that it usually doesn't quite work that way, and a few "tricks" are handy for such DevOps exercises. read more

Webmin is an Open Source server control panel for easy Linux System Administration. In this tutorial, we will learn how to setup Webmin on CentOS 8.

Have you ever wanted to search the Web while typing away on the command line? There are a few ways for you to search the Web from Terminal. Check them out!