January 24, 2022 | 16:49

Raspberry Pi OS 64bit Installation

The 64bit version of the Raspberry Pi OS is still in beta, however it’s possible to install it. Just follow along. Install the Raspberry Pi Imager as explained here. Download the latest arm64 image from here and unzip the contained image file (.img). Open the Raspberry Pi Imager, click on Use custom and select the image file (.img). Hit Ctrl+Shift+X to specify advanced settings such as Wifi or SSH. Finally, click on WRITE. Read more

December 29, 2021 | 14:15

Installing sasquatch on Kali Linux

There are some hurdles to overcome when installing sasquatch on Kali Linux. Here are the steps to follow along. First, clone the repo: $ git clone https://github.com/devttys0/sasquatch && cd sasquatch Remove -Werror from the Makefile in order to don’t treat an indentation warning as error: # Remove "-Werror" from diff file $ ADDLINE="sed -i 's/-Wall -Werror/-Wall/g' patches/patch0.txt" # Insert line before "make" is executed $ sed -i "/^tar -zxvf.*/a $ADDLINE" . Read more

December 28, 2021 | 21:25

Updating Feeds for Nextcloud News app on rootless Docker

I recently installed the News app on my Nextcloud instance. This turned out to be a bit tricky, since my Nextcloud installation runs on rootless Docker. However, here are the steps I went through. I found a command that successfully calls the cron.php script, when executed on the host system in the context of the (non-root) docker user: $ docker exec -u www-data nextcloud-app php -f /var/www/html/cron.php You can verify that the background jobs have been executed, by checking the green patch and the time of last run next to the Background Jobs heading of the following URL: Read more

October 12, 2021 | 22:13

Whatsapp without Contacts permission

If you don’t want to give Whatsapp access to your contacts, you can use the click to chat API to start a new chat by simply proving the number (in this case 49123456789): https://wa.me/49123456789 It’s also possible to prefill the chat with text: https://wa.me/49123456789?text=I'm%20interested%20in%20your%20car%20for%20sale Read more

August 16, 2021 | 21:53

GitLab Git Operations with Nitrokey

As with GitHub, you can also deposit your (Nitrokey) SSH key at GitLab.com, by navigating to Preferences -> SSH Keys. Now verify that the key is working: $ ssh -T git@gitlab.com Don’t forget to check that the shown fingerprint matches the one on this site. Now if your key is uploaded correctly, the Nitrokey needs to be plugged in, and you will potentially be asked to enter your Nitrokey PIN. Read more

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