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Garbled screen in tmux on Ubuntu 18.04 in Konsole

There is a bug in Konsole with tmux: lines often aren't cleared properly. To fix, put this in tmux.conf: Read More »

Writing a Magento 2 module

[This post is a work in progress.] Between the more […]

Magento 2 MVC

C = Controller: URL routing V = Block/Template/Layout M = Model Read More »

Nginx maintenance page

Just some example code for an nginx maintenance page: location = /503.html { root /var/www/maintenance; } location = /503logo.png { root /var/www/maintenance; } Read More »

Softstarter (ballast start) relay charred after years of use

This is an interesting case. I made a sound system for a friend in 2012. In it is a soft-starter, that engages the heavy transformer through a ballast, so that the fuse doesn't trip. This is it: Read More »

Digital audio passthrough on TVs

I was researching how TVs pass through audio coming in from HDMI, and I found this. Just dumping it here as memory. Read More »

New year’s resolutions

I updated my personal homepage at the beginning of the new year. Some of the changes were long overdue, like my university student status and the number of diving licenses. But, there were other changes that arose from a more recent insight: that, if I am to reach my goals, I need a plan. A bad plan is better than no plan. And too many goals are as useless as no goals. Read More »

Spectre and Meltdown Status

Just some quick links with the status of Spectre and Meltdown: Read More »

Worldwide Wilderness

A long, long time ago, when I still thought that Drupal would turn out be a good choice for a new website project, I founded Well, actually I found, because I didn't know that ‘worldwide’ is spelled as one word. And, then I found, because I thought that hyphens in domain names are really cool—so cool, in fact, that I was on the Dashing Domains fanlist for years. Apart from all the hyphens, I still like the Worldwide Wilderness, so much so that I've recently been considering building an interactive map of all the remaining wilderness areas in the world under the brand. Read More »

Writing bootable disk images (.iso, .img, etc.) to a USB stick from Windows

Because Windows doesn't have dd, and I want to write the latest Mint LTS release to a USB task, I had to face the unpleasant task of finding a Windows tool to perform what's a basic Unix operation. The good news is that I found one, and it's open source: Win32 Disk Imager. It even has a version ≥ 1, titled: “Holy cow, we made a 1.0 Release”. Read More »

Low noise linear power supply

Just as a note to self mostly: this is an interesting article about the noise in a LM317/LM337 based power supply. Read More »