Gemini is a neat piece of technology. The Gemini protocol somewhat comparable to HTTP and the Gemtext file format comparable to HTML. But it’s simple. Like so simple that writing a client or server is actually doable. All popular web browsers (Chromium and its skins - and Firefox) have their roots in the 1990’s and there hasn’t been any new web browser becoming usable in many years. Not because people haven’t tried - I’m sure many people have - but because the standards around the modern web are so gigantic that it’s just not feasable to develop a web browser from scratch....
An eSIM manager for Mobile Linux
For a while eSIM management on Mobile Linux, such as postmarketOS, was just a dream. Now it’s real! Background Nowadays many smartphones and other devices have a so-called eSIM - or eUICC - built-in to the device. This eSIM is essentially a chip on the PCB of the device that allows an end user to download a SIM profile - essentially all the data of a SIM card - to said chip and then the modem of the device can use that chip the same way as it would use any physical SIM card you insert....
The little NAS under my bed
In April 2023 I’ve built myself a new NAS box to replace a rather old HPE ProLiant MicroServer Gen8 at my parents place. Since I don’t really have any good space in my apartment it needed to fit under my bed and be reasonably quiet. After hearing good things about the ODROID H3+ I’ve decided to order one with a case, hard drives and everything else necessary to fulfil this purpose....
Taking the Grimaldi Lines ferry from Brindisi to Igoumenitsa
All information as of July 2023. Taking the Grimaldi lines ferry from Brindisi to Igoumenitsa (Ηγουμενίτσα) as a pedestrian sounds easy enough. You can easily book the tickets online (don’t forget about the Interrail discount if you have a pass) but after booking it becomes a little bit more tricky. Step 1: Get to the ferry terminal You will want to go to the bus station named “Costa Morena” (OpenStreetMap, Google Maps)....
Mounting Android Retrofit Dynamic Partition images
Android devices launching with Android 10 and newer use a feature called Dynamic Partitions which essentially combines the system_a, vendor_a and product_a (and all the _b) variants into a single partition simplying the actual partition layout while making it more flexible. Think of it like a single physical partition which contains multiple logical partitions, like with LVM. This feature is available on newly launched devices, devices launched with earlier Android versions still have to cope with the rigid partition layout on-disk....
iTunes protocol handler on Linux with Wine
Today I have tried adding my PayPal account to my iTunes (installed with Wine) Account but discovered, that adding my PayPal account as a payment method didn’t work. After inspecting the network traffic, I found that my browser (Firefox) was redirected to an itmss:// URL, but Firefox didn’t know how to handle that and did nothing. To get it working yourself, follow the next steps: Assuming you already have iTunes installed and are using Firefox, open about:config in Firefox, accept the prompt, right-click and select New -> Boolean....
Signing boot images for fastboot
If you have ever seen the error FAILED (remote: bootimage: incomplete or not signed), here’s the solution (at least for the Fairphone 2 😉): Download the BootSignature.jar file from my server (or compile it yourself from the LineageOS 14.1 tree with the command mka BootSignature). curl -O https://public.lucaweiss.eu/BootSignature.jar Download the make_key tool from the LineageOS GitHub. curl -O https://raw.githubusercontent.com/LineageOS/android_development/cm-14.1/tools/make_key Make the script executable chmod +x make_key Generate the key with...
Install and configure EFIDroid on the Fairphone 2
Table of contents: About EFIDroid How to install (FP2) Add a new ROM Add a system to the new ROM Booting into your new ROM About EFIDroid EFIDroid is a relatively new multiboot solution for mobile devices. It is based on the EFI implementation by Intel (EDK2). For more information and support, please visit to the Fairphone Forum thread. How to install (FP2) Download the EFIDroid Manager app from Google Play: https://play....
SDDM login with a Yubikey on Arch Linux
If you are wondering how you can login with a Yubikey into your system with SDDM, here are the steps: Step 1: Install yubico-pam from [community]. Step 2: Edit the file /etc/yubikeys and insert text in the following format: <username>:<yubikey_token_id> # eg luca:cclcclcclccl If you don’t know what the token ID from your yubikey is, just open a text editor and press the button on your yubikey to create a one time password (=OTP)....
Fixing the Unity3D 5.3 startup error on Linux
If you experience this error with the newest Unity3D Build on Linux, just do this one simple step: Create the folder ~/.local/share/unity3d and you are good to go! Now have fun with Unity! In more detail, the “main” error message in ~/.config/unity3d/Editor.log is CopyPackageFile failed, unable to copy /opt/Unity/Editor/Data/Resources/Packages/unity-editor-home-0.0.7.tgz to /home/luca/.local/share/unity3d/Packages/unity-editor-home-0.0.7.tgz CopyPackageFile failed, unable to copy /opt/Unity/Editor/Data/Resources/Packages/unityeditor-cloud-hub-0.0.1.tgz to /home/luca/.local/share/unity3d/Packages/unityeditor-cloud-hub-0.0.1.tgz...