You might find your answer to tech related issues here!
If you're on a first generation Raspberry Pi you don't have much RAM, so it makes sense to increase the swapfile size to be able to do more with your Pi. I'll show you how! First, edit the file /etc/dphys-swapfile sudo nano /etc/dphys-swapfile Change the line: CONF_SWAPSIZE=100 To something like: [...]
In the previous post I told you about the different modes a Huawei USB "internet stick" may have and what for. And since we want to make an SMS-Email gateway, we'll want to put our USB stick into modem mode so that it will act as USB serial device that [...]
I just wanted to share an interesting detail about those Huawei USB "internet sticks" you can buy to surf with your laptop on the go. They're quite versatile! You probably know the old school USB modems, that you plug in and your OS will ask for the SIM pin (if [...]
As you might know, Raspberry Pi 3/3+/4 all have a 64bit CPU but Raspbian (the official and default system for the Raspberry Pi) is 32-bit. In this guide I will show you how to switch the kernel to 64-bit, however I only recommend doing this with the latest Rasbian Lite [...]
Today we'll set up a DoH forwarder which will act as DNS server that will accept queries and forward them to a DNS over HTTPS provider of your choosing. This is useful when you want to run a local forwarder so that your ISP or attackers cannot spy on- or [...]
We can do this easily using curl, Gotify and a crontab one-liner (cronjob)! I'll show you how! This assumes you already have Gotify installed and set up, you can get the server and app for free on gotify.net (yes it's self-hosted)! Sign in to your Gotify server's dashboard, and then [...]
This is just a quick one, as I always find it annoying to not have numlock enable automatically on Linux desktops. Overview (all distros) You will want to install the application numlockx, and then add it to your startup applications (the name and command of the entry being simply numlockx). [...]
The Tor Browser for Linux comes as compressed tarball (.tar.xz) which you extract somewhere, however it does not add itself to the start menu. I'll show you how to add it yourself! So let's say you just downloaded tor-browser-linux64-9.0.10_en-US.tar.xz and extracted the folder tor-browser_en-US somewhere (I recommend to extract it [...]
The Nextcloud client does add itself to autostart on Linux, however I don't see a tray icon by default. I'll show you how to fix it. After the installation, Nextcloud creates a bad entry to the "autostart", which needs to be replaced with the correct entry as follows: Go to [...]
Sometimes you have to SSH into different devices with the same IP address, for example when you flash routers with OpenWrt and want to do initial configuration. One annoyance with that is fingerprint checking, as the fingerprint will be different for every new device but the IP will stay the [...]