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General Tech Linux Uncategorized

How to make Zoom (and other QT applications) scale properly on Ubuntu 20.04 with Fractional Scaling

I have a Lenovo X1 Carbon 4th Gen, running Ubuntu 20.04 – it’s a great laptop, with a 14″ display and a 1080p screen. However, if you run it at 1X display scaling, everything is just a bit too small for comfort. I have found the best display scaling factor for it is 125%. Ubuntu […]

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Linux

Setting Ubuntu 20.04 to use bfq block scheduler with Ansible

This is a simple ansible config that will set your machine to use the bfq scheduler: Put this in a file called enable_bfq_playbook.yml and then run it with ansible-playbook: Reboot, and you should now have bfq enabled on your disk:

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Linux Systems Administration

My Favourite Tools in 2020 – Command line

Here are some tools that I really like using when I’m working from the command line: Fish shell The fish shell is an awesome shell with loads of autocomplete and helper tools: https://fishshell.com/ Mosh Mosh is an SSH replacement that has a much lower latency implementation: https://mosh.org/ Restic As the tagline says, backups done right! […]

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General Tech IoT Linux

Making a phone notification tool using Discord Webhooks

Reading Jlelse’s blog here (https://jlelse.blog/dev/telegram-go/) I realised there is another alternative to using an automation tool like IFTTT or Microsoft Power Automate, is to use a messaging app like Discord or Telegram. Previous post on the same topic:https://jaytuckey.name/2020/04/21/making-a-simple-phone-notification-tool-using-ifttt-available-on-a-free-account/ Creating the Discord Notification Webhook To make a personal notifier using discord you will need to make […]

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General Tech Linux Powershell Systems Administration

Making a simple phone notification tool using IFTTT – Available on a Free Account

I previously made a guide on how to create a notifier using Microsoft Power Automate: https://jaytuckey.name/2020/04/21/making-a-simple-phone-notification-tool-using-microsoft-power-automate-previously-microsoft-flow/ However, the Request trigger used in that flow is only available on a premium account so many people won’t be able to use it without a work account. For those people, here’s how to make the same thing using […]

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General Tech Linux Powershell Systems Administration

Making a simple phone notification tool using Microsoft Power Automate (previously Microsoft Flow)

Note – The “Request” trigger used in this post is only available on a Premium Power Automate account. If you want this for personal use, I suggest you look at using IFTTT instead, see my guide here: https://jaytuckey.name/2020/04/21/making-a-simple-phone-notification-tool-using-ifttt-available-on-a-free-account/ Many of us have access through our work to Microsoft Power Automate, previously called Microsoft Flow. With […]

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Linux Networking Systems Administration

Workaround for SSH error to Cisco switch from Ubuntu 20.04 – no matching key exchange method found

Trying to SSH to a Cisco switch from Ubuntu 20.04 you may get this error: This error is because Ubuntu 20.04 has disabled the SHA1-based key exchange methods after some attacks have been found on SHA1. To work around this issue for Cisco switches you can use the command line argument -oKexAlgorithms=+diffie-hellman-group1-sha1 like this: To […]

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Linux Networking Systems Administration

A script to connect to a Cisco switch and backup the running-config using Python3 and Paramiko

I have been trying to find a way to create a regular backup of my Cisco switch’s running-config, so I can store it in my normal backups. However, after searching online I was able to find some tools that were almost there, but nothing that was quite as flexible as I needed, so I wrote […]

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Linux Networking raspberrypi

Using a Raspberry Pi 2 as a Router + Configuring Raspbian for IPv6 with Aussie Broadband

I recently decided to move away from using my Wifi access point as a router, and instead use an old my Raspberry Pi 2 as my router. I had a few reasons for doing this: I wanted a more up-to-date device as my internet facing box. My Wifi AP hasn’t received any firmware updates in […]

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Linux raspberrypi

How to install Kodi 18.3 on Raspberry Pi 3 with Raspbian 10 Buster

Note – 2020-01-06 – The latest version of Kodi is now available in the standard Raspian 10 repository, so installing the standard way will get a working, up-to-date version, no need to add extra sources. To install just run: Kept for historical purposes: Since the release of Raspbian 10 Buster, I have really enjoyed using […]