I have a very nice pair of headphones Bose QC35 and would like to connect it to my laptop running Fedora 29. It’s normally quite easy to pair up the headphones and the laptop when running Gnome or KDE as the desktop environment. But, how to do this from a minimal tiling windows manager such as i3? In this post, I’m going briefly show how one can do that. First ensure that the bluetooth service is running: ...

Unlike FujiFilm, Sony doesn’t often release updated firmware for its cameras. For that reason, I’m almost never bothered to check if there is new one available for my Sony Alpha 6500 (a6500). However, out of the blue, I decided to just have a quick look up and found out that Sony has release v1.05 firmware for the A6500 since February last year. The firmware on my camera was v1.04. The most notable updates for the v1.05 firmware includes: ...

This post briefly explains how to install Ansible on a FreeBSD host. I’m going to install Ansible in a virtual environment using Python 3. (If you still use Python 2, it’s time to start migrating to Python 3 now.) $ sudo pkg install python36 $ mkdir ~/dev/python3-venv $ python3 -m venv ~/dev/python3-venv/ansible Next, activate the Python venv (ansible), and start installing Ansible using pip: $ source ~/dev/python3-venv/ansible $ pip install ansible You may or may not need to update pip module as I did. In my case, Python complains that I have older version of pip. To update pip, just run: ...

Lmod is not available in Gentoo’s portage. This blog post will document how I got Lmod installed on my Gentoo machine. First requirement is to install lua. I picked lua 5.2 as I had problem when experimenting with Lua 5.1. To install lua-5.2.3 from portage, run: # emerge -av =dev-lang/lua-5.2.3 If you have multiple versions of Lua installed, make sure to select this lua 5.2.3 as the default version using eselect: ...

Again this is a quick note to explain myself how to set a kvm (domain/vm) autostart when the server boots up. To list autostart domains: virsh list --autostart To set a domian, e.g. dhcp1, to autostart: virsh autostart dhcp1 To disable autostart for a domain (e.g. named dhcp1): virsh autostart dhcp1 --disable Ref: KVM: Start a Virtual Machine / Guest At Boot Time