Broadcom chipsets (shitsets?) on Linux

Getting broadcom chipsets working on Linux (wifi/bluetooth, separate/combined) is a pain. Each time again as they are non-free as by default not included. You got it working once, but don’t remember how it went if you try a new distro. Tired of going on a google session everytime again, I decided to write it down. Read More …

Why i ditched onenote, evernote, ‘whatever’ note for Joplin

I’m not at all affiliated with Joplin as I just stumbled upon this beautiful piece of software a while ago. In a nutshell it works on the 3 major platforms, it synchronises with the major cloud providers and even with owncloud. And last but not least it works from the command line! For a professional Read More …

Cross compiling and emulating for Raspberry Pi with Debian Cross-Toolchains and QEMU

Installing the toolchain Add a .list file in /etc/apt/sources.list.d/ containing : “deb http://emdebian.org/tools/debian jessie main” Update the public key for this repo with ‘curl http://emdebian.org/tools/debian/emdebian-toolchain-archive.key | sudo apt-key add –‘ Add armhf as foreign architecture by running ‘sudo dpkg –add-architecture armhf‘. Check correct install with ‘dpkg –print-foreign-architectures‘    which should show ‘armhf‘ Run ‘sudo apt-get Read More …

How AWS VPC peering can help in blue/green deployment

You have resources you can throw away (stateless) and resources you can’t throw away (state-full). Donald Knuth said it beautifully: there is nothing you can’t solve without an extra indirection. To achieve blue/green deployment on AWS, you put all your resources that can die and revive (think auto scaling groups, malicious terminations, but also whole Read More …

Let’s encrypt has become easier – avoid re-validation by rolling over within 60 days and avoid web server acme certificate protocol permission issues

The latest certbot-auto tool comes with a new feature (or I must have missed it 3 months ago) that spawns up a temporary web server on port 443.  This is a huge improvement IMHO as it avoids the permissions hassle you can have on a security-hardened web server installation (be it Apache, IIS, Nginx, …).  The Read More …