Automatically logout inactive SSH users
How to configure SSH to automatically logout stale SSH sessions.
Posts by Category
blog
Creating overview of updates for your Ubuntu hosts
Having multipe debian based systems you want to update and want to check what updates are available? This article will tell you how to get lists.
Moving around in the bash shell
Figuring out how to navigate in the bash shell? This article will explane some need to know moves.
Moving around in vi(m)
Figuring out how to navigate in vi? This article will explane some need to know moves.
Menu for selecting SSH keys to load
Overview In this post I want to explain to you how and why I created a selection menu to load ssh identities of my choosing.
How to stop clear from clearing scrollback buffer
This article will show how to disable the behaviour of clear avoiding to erase this history of your terminal output.
[3/3] Netboot Pi - Enable Raspberry Pi’s to boot over the network
This third article is about enabling the Raspberry Pi to boot over the network. As I wanted to test with both my Raspberry Pi versions 3 and 4, I created a s...
[2/3] Netboot Pi - Prepare netboot OS environment for Raspberry Pi’s
This second article in the series is about preparing the server side for each of the Raspberry Pi’s that will boot over the network. The architecture princip...
[1/3] Netboot Pi - Setup PXE and NFS on PiServer
As part of my learning project on how to run a Kubernetes cluster on Raspberry Pi’s, one of the goals is to have the Raspberry Pi’s boot over the network to ...
Encrypting the WPA PSK password
There are a lot of things that can be done to make more difficult for people with malicious intent. One of the golden rules concerning security is not to st...
Enable VNC on Ubuntu Desktop
Enabling VNC on Ubuntu is really easy and most articles out there on the internet show you just that. If you actually want to access your Ubuntu macine over ...
Install WSL 2 and run Ubuntu on Windows 10
Running Windows 10 and want to have the goodness of Ubuntu Linux at your fingertips? This article describes how to install WSL and Ubuntu on Windows 10.
[3/3] Arch Linux in VMware Workstation - The scripts in detail
This article is part of the series Arch Linux in a VMware Workstation.
[2/3] Arch Linux in VMware Workstation – Prepare and execute the scripts
This article is part of the series Arch Linux in a VMware Workstation. In the second article I will explain to you how I get my scripts into virtual machine ...
[1/3] Arch Linux in VMware Workstation – Prepare and execute the scripts
This article is part of the series Arch Linux in a VMware Workstation. In the first article I will explain to you how I configured my VMware Workstation (on ...
[0/3] Arch Linux in VMware Workstation – Overview
Introduction
Error when updating: dpkg error processing package install-info error exit status 127
When updating Ubuntu systems this error shows from time to time. This article shows a workaround how to continue.
Show the IP address at boot on the SenseHAT attached to your Raspberry Pi
In this article you will learn how to show the Raspberry Pi it’s IP address at boot time until you are logged in.
Cloning of Raspberry Pi SD Card images – The Next Level
A technical article describes how to do something. This article tells about the experience I acquired that resulted into a technical solution. Here you can r...
Clone a running Raspberry Pi with rpi-clone
With rpi-clone it is really simple to clone a running Raspberry Pi onto a second SD Card.
Write and backup SD cards for your Raspberry Pi
For my demos I use a Raspberry Pi with a SenseHAT attached to it. Every time a new update of the software becomes available, I want to make a backup of my Ra...
Configuring your Raspberry Pi for headless operation
Working with a Raspberry Pi usually does not require a keayboard, mouse and display for me. This article will learn you how to modify an OS image that will b...
Connecting your Pi to the Personal Hotspot on an iPhone
Making your Raspberry Pi accessible when being on the road. This article will explain how to connect to your iPhone Hotspot
Enable SSH Server on Ubuntu Server
When doing a minimal installation of a Ubuntu server as expected you need to install some additional packages to have a functional system. One of the most im...
tutorial
Automatically logout inactive SSH users
How to configure SSH to automatically logout stale SSH sessions.
Configure your Azure Portal Time Format
Want to change how your Azure Portal formats the date and time displayed? This article will tell you where to configure the format used.
Creating overview of updates for your Ubuntu hosts
Having multipe debian based systems you want to update and want to check what updates are available? This article will tell you how to get lists.
Moving around in the bash shell
Figuring out how to navigate in the bash shell? This article will explane some need to know moves.
Moving around in vi(m)
Figuring out how to navigate in vi? This article will explane some need to know moves.
Menu for selecting SSH keys to load
Overview In this post I want to explain to you how and why I created a selection menu to load ssh identities of my choosing.
How to stop clear from clearing scrollback buffer
This article will show how to disable the behaviour of clear avoiding to erase this history of your terminal output.
[3/3] Netboot Pi - Enable Raspberry Pi’s to boot over the network
This third article is about enabling the Raspberry Pi to boot over the network. As I wanted to test with both my Raspberry Pi versions 3 and 4, I created a s...
[2/3] Netboot Pi - Prepare netboot OS environment for Raspberry Pi’s
This second article in the series is about preparing the server side for each of the Raspberry Pi’s that will boot over the network. The architecture princip...
[1/3] Netboot Pi - Setup PXE and NFS on PiServer
As part of my learning project on how to run a Kubernetes cluster on Raspberry Pi’s, one of the goals is to have the Raspberry Pi’s boot over the network to ...
Encrypting the WPA PSK password
There are a lot of things that can be done to make more difficult for people with malicious intent. One of the golden rules concerning security is not to st...
Enable VNC on Ubuntu Desktop
Enabling VNC on Ubuntu is really easy and most articles out there on the internet show you just that. If you actually want to access your Ubuntu macine over ...
Install WSL 2 and run Ubuntu on Windows 10
Running Windows 10 and want to have the goodness of Ubuntu Linux at your fingertips? This article describes how to install WSL and Ubuntu on Windows 10.
[3/3] Arch Linux in VMware Workstation - The scripts in detail
This article is part of the series Arch Linux in a VMware Workstation.
[2/3] Arch Linux in VMware Workstation – Prepare and execute the scripts
This article is part of the series Arch Linux in a VMware Workstation. In the second article I will explain to you how I get my scripts into virtual machine ...
[1/3] Arch Linux in VMware Workstation – Prepare and execute the scripts
This article is part of the series Arch Linux in a VMware Workstation. In the first article I will explain to you how I configured my VMware Workstation (on ...
[0/3] Arch Linux in VMware Workstation – Overview
Introduction
Show the IP address at boot on the SenseHAT attached to your Raspberry Pi
In this article you will learn how to show the Raspberry Pi it’s IP address at boot time until you are logged in.
Clone a running Raspberry Pi with rpi-clone
With rpi-clone it is really simple to clone a running Raspberry Pi onto a second SD Card.
Write and backup SD cards for your Raspberry Pi
For my demos I use a Raspberry Pi with a SenseHAT attached to it. Every time a new update of the software becomes available, I want to make a backup of my Ra...
Configuring your Raspberry Pi for headless operation
Working with a Raspberry Pi usually does not require a keayboard, mouse and display for me. This article will learn you how to modify an OS image that will b...
Connecting your Pi to the Personal Hotspot on an iPhone
Making your Raspberry Pi accessible when being on the road. This article will explain how to connect to your iPhone Hotspot
Enable SSH Server on Ubuntu Server
When doing a minimal installation of a Ubuntu server as expected you need to install some additional packages to have a functional system. One of the most im...
tips
Listing files in directory in one column
Sometimes you just want to have a list of all files and directories listed in just one column without detail of permissions, dates and sizes. This can be ach...
Error when updating: dpkg error processing package install-info error exit status 127
When updating Ubuntu systems this error shows from time to time. This article shows a workaround how to continue.
experience
Cloning of Raspberry Pi SD Card images – The Next Level
A technical article describes how to do something. This article tells about the experience I acquired that resulted into a technical solution. Here you can r...
azure
Configure your Azure Portal Time Format
Want to change how your Azure Portal formats the date and time displayed? This article will tell you where to configure the format used.