Run Multiple Versions of PowerShell Side-by-Side using Docker Desktop
Learn how to run different versions of the PowerShell engine side-by-side using Linux containers and Docker Desktop.
Tag: linux
Install Ubuntu Server 20.04.1 LTS 64-bit on Raspberry Pi
Although Raspberry Pi OS doesn’t offer an official 64-bit version (yet), you can run Ubuntu Server 64-bit on ARM just as well.
Keep Docker Images Updated with Windows Task Scheduler and Windows Subsystem for Linux
Have you ever wished there was an easy, automated way to keep all your commonly-used Docker images up-to-date? If you’re using Docker Desktop on Windows, you can use the built-in Task Scheduler for this purpose. Docker container images are updated frequently, depending on the base image you’re using. Each project …
Rescan SCSI Controller on Linux to Detect New Disks
I am running Ubuntu Linux virtual machines on VMware ESXi (vSphere Hypervisor), and needed a mechanism to add SCSI disks to VMs without having to reboot. After adding the disk in VMware ESXi, the disk still wasn’t visible to the guest operating system. It seemed like I needed some mechanism …
Record a Screencast on a Google Chromebook
If you’re a content creator, you might need the ability to record your screen and microphone as you narrate what you’re doing. On Windows or MacOS, I typically use TechSmith Camtasia for this purpose. However, Camtasia isn’t available on Chromebook at the moment. At first, I was concerned that I …
Error Messages Running Yum on RedHat 7.3
I’ve been using Ubuntu Server for a while now, on various Microsoft Azure or Amazon Web Services (AWS) EC2 instances, and the experience has been pretty awesome. I recently spun up a RedHat Enterprise Linux (RHEL) 7.3 instance on AWS EC2. RedHat 7.3 was just released about a week ago …
Designing Command Line Tool User Experience
Introduction Software developers, infrastructure & DevOps engineers, and operational IT staff are heavy users of the command line. The benefits of the command line are clear: Commands are / should be readable Commands are repeatable Commands can be shared amongst a team (eg. via source control / chat / etc.) …
Find and Remove Package on Ubuntu Linux
I recently installed a couple packages that I didn’t need any longer on an Ubuntu Linux system. Most likely, you’ve installed packages using apt install or apt-get install. However, neither of these commands offer a command that lists out the packages that you’ve installed. To list out the installed packages, …
Hyper-V SecureBoot Error
I recently was trying to install Ubuntu Desktop 16 under a Hyper-V VM on Windows 10. Naturally, I downloaded the ISO image for the operating system, mounted it to a new Generation 2 Virtual Machine, and then proceeded to boot the VM. Unfortunately the VM was unable to boot to …
ncdu: Identify Large Files on Windows 10
If you’re looking for a solution to find large files (high disk utilization) on Windows 10, you’re in luck! In fact, you can even do this from the Ubuntu on Windows Bash console. There’s a tool called ncdu, which is short for nCurses du. “du” refers to the “disk utilization” tool …
