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Lately, I've been looking into some old laptops which I could spend my upcoming college years with. I wanted something cheap, but also good enough that I could use it for basic university related work. Of couse I could just buy a new low-end Windows laptop and...

Decided it would be nice to document how to perform an update, because the releases appear fairly frequently and the process isn't exactly straightforward like clicking Download and Install button. Perform update normally trough OTA Navigate to Settings --> ...

So you've just successfully installed Lineage OS on your phone, in this case Xperia XA2. I assume you have already went through the initial couple of screens and set basic things like Wi-Fi, unlock password, etc. Now you are staring at a clean Lineage OS, what...

After a successful installation of Lineage OS on the phone, it's time to get it rooted. Lineage OS doesn't come with root by default, since it's not always desirable to have a rooted phone. However, if we want to change some major things and take back control ...

I am a big fan of Debian in the server environment, mainly due to its great record in stability, security and other important aspects like having a huge number of tutorials and guides available online. Since the release of Debian 11 (codenamed Bullseye), I've ...

I have recently upgraded my Searx server instance from Debian 10 to Debian 11. Apart from not being able to boot on the first try due to a backported kernel, all of my services also stopped working. Today we will look at Searx which currently responds with the...

Whoogle is the other service that is now unable to start after upgrading from Debian 10 to Debian 11. Just like with Searx, I suspect the problem will have something to do with Python, since both apps are built using Flask, which is a micro web framework writt...

Introduction You have one or more services running on a VPS somewhere. Because the VPS is sitting on the internet with a public IP, the easiest way to access it is by exposing a port on that VPS where the service is running. This, however, opens up a load of ...

You need to copy file from Linux machine to Windows quickly You have SSH access to the Linux machine from Windows You have scp installed Type this to PowerShell/Windows Terminal on your Windows machine scp -P [SSH port] linuxusername@ip_of_linux:/path/to/y...

I have recently upgraded one of my Debian servers from 10 to 11. The main issue I ran into was the fact that the kernel was backported. This meant that when running Debian 10, the kernel was newer than original (5.4 vs 4.19), but now that I have upgraded to De...

Sometimes the packages in Debian stable are way too old. In that case, you can use the backported repository to install packages in newer versions. It is not recommended to install every single package from the backported repo to keep your distro stable in the...

You want to keep a stable Debian 11 distro (install and upgrade all packages from stable by default), but there's a few packages you want to use that are in another repo (testing or unstable). Here's how to do it (probably correctly). Enable testing in Debian...

See what apt would install without actually installing the package: $ sudo apt install --dry-run packagename or $ sudo apt install packagename --dry-run

Not entirely sure how this might have happened, but I once SSHed into one of my servers to find out that the entire /etc/nginx folder has dissapeared. I tried looking elsewhere or using locate, but the configuration folder was nowhere to be found. Just like th...

Introduction You have one or more services running on a VPS somewhere. Because the VPS is sitting on the internet with a public IP, the easiest way to access it is by exposing a port on that VPS where the service is running. This, however, opens up a load of ...

Setting up the clients 1. Windows Download and install Wireguard Download the Windows Installer from the official Wireguard website. Run the wireguard-installer.exe and after a few moments, this window should appear: Click the arrow next to Add Tunnel...

Moving network services to the WG interface In order to move our network services to another interface, we first need to find out what exactly is running on the server. We are interested in services and their listening ports. There are a few commands to achie...

Setup basic DNS server on Linux So I will eventually have to setup a DNS server on the Wireguard server, but just a simple one. No need to use bind, but simply DNSmasq. Install DNSmasq $ sudo apt install dnsmasq Unpacking dnsmasq-base (2.85-1) ... Selec...

Adjusting Firewall rules Everything regarding the Wireguard VPN should be configured: Wireguard tunnel between a server and 2 peers (clients) Services running on the Wireguard interface only (Nginx) Correct DNS resolving for both the server and Android cli...

Enable Wireguard on startup If we are going to move SSH into the Wireguard tunnel only, we need to make sure that the interface is active even (or especially) after the server restarts. For that, we need to enable Wireguard with systemd (or other init service...