The Lone C++ Coder's Blog

The Lone C++ Coder's Blog

The continued diary of an experienced C++ programmer. Thoughts on C++ and other languages I play with, Emacs, functional, non functional and sometimes non-functioning programming.

Timo Geusch

4-Minute Read

I’ve blogged about putting together a WireGuard server using OpenBSD a couple of years back. The main purpose of the server was to ensure a slightly more secure connection when I was on hotel WiFi. Of course thanks to the pandemic, I have barely travelled in the past couple of years so the server was mostly dormant. In fact, I kept VM turned off for most of the time. The VPN server was set up on OpenBSD 6.6, which was the last release that supported user mode WireGuard and didn’t have an in-kernel implementation. It was finally time to change that as part of an upgrade to OpenBSD 7.0.

Timo Geusch

8-Minute Read

I’ve been using a 2009 cheesegrater Mac Pro for quite a while now. I bought it used quite a while ago - around 2013 if I remember correctly - and it’s been serving as my main photo/video/general programming workhorse, although the latter tasks have been taken over mostly by a Linux machine housed in the infamous NZXT H1 case. It’s been upgraded a lot during its life - now has the latest 6 core Xeon these machines support including the upgrade to 2010 firmware, USB 3.0 ports, PCIe SATA cards to get SATA-3 and a PCIe NVMe card, plus a Mac-flashed AMD RX580. Nevertheless, it was showing more and more signs of getting long in tooth. Plus some of the software that I’m using really would like to use macOS 10.15, which this Mac Pro doesn’t support unless I effectively turn it into a Hackintosh. Combine that with distinct signs of the machine getting geriatric and I decided that I was time for a replacement. But what?

Timo Geusch

2-Minute Read

As I mentioned in my post from a few months ago, I had received the temporary fix in the form of the nylon screws and nuts from NZXT. At that point in time, NZXT’s customer support was not able to tell me when to expect the “real” fix, namely the updated PCIe riser.

I ended up contacting them again towards the end of July to see what the status was and apparently, my request had somehow fallen through the cracks. To the credit of NZXT’s customer support, after I reached out to them I received the riser within a few days.

Timo Geusch

1-Minute Read

In Emacs, I usually end up enabling the same set of minor modes when I use one of my “writing modes”, namely modes like markdown-mode and org-mode. Enabling a single minor mode automatically is generally pretty easy via the appropriate mode hook, but enabling more than one minor mode requires one more level of indirection. Of course it does, because everything in computer science requires one more level of indirection :).

Timo Geusch

1-Minute Read

I’m by no means an Emacs org-mode power user - in fact, anything but - but I do use org-mode a lot for note taking and also when I need an outliner to try and arrange ideas in a suitable manner. It excels at both, and usually does what I need including exporting to HTML. Exporting to HTML covers about 90% of my use cases. As much as I’d like to, LaTeX does not feature in my needs, but I needed to export an org-mode file for use with Microsoft Word. While there is no exporter directing into docx format, Microsoft Word can read ODT (OpenDocument Text) and guess what, org-mode does include an exporter for ODT. Problem solved, and I hope this information helps if you’re running into the same problem.

Timo Geusch

4-Minute Read

I’m in the middle of a server redo - right now, I’m setting up a replacement server for my trusty Dell T30, plus it was time to give this web server a new home. When I started the migration from my old WordPress site to the new static site, the static site was running on a small 1 core / 1GB RAM cloud server at Vultr. That had enough oomph for testing and for the last couple of months. That said, this machine is running FreeBSD with ZFS on root, and ZFS likes to have a lot of RAM. Why ZFS on root? Because it allows me to use boot environments. I’ve started using them on my other servers - especially the aforementioned home server - and decided that all my other servers also need them right now as it makes upgrading the OS a lot safer.

Timo Geusch

1-Minute Read

Not much to update since the last post on this topic, I’m still waiting for the updated PCIe riser. Although I do have to admit that based on the latest video from Gamers Nexus on this saga, I’m not holding my breath.

With the current shipping issues I’ll give it another month or so and see if I get any PCIe riser before making a decision if I write off this case and rebuild the machine in a different SFF case.

Timo Geusch

5-Minute Read

First, I’m very much a “very occasional” gamer so I’m usually not the target audience for most gaming related accessories and parts. I did however want to rebuild my rather large grey box Linux/Windows workstation into something more compact with a watercooler for the CPU. The NZXT H1 seemed at that point to be a really good match for my requirements and had received good reviews. One was duly ordered, together with a Mini-ITX motherboard and somehow, a better graphics card also snuck on the shopping list. Putting the “new” machine together, mostly from the parts that made up the previous workstation was a bit more fiddly than usual due to the compact case, but not a big issue other than my eyes getting older and my fingers a little more clumsy with time. But nothing that I would consider an issue given how many PCs I put together over the years. I hadn’t had the machine up and running for a month when the first articles on the issues with the NZXT H1 surfaced in various mainstream publications. For some reason I wasn’t that impressed with the possibility of the computer catching fire, but I initially sat on my hands until Gamers Nexus found out that the nylon screw “fix” was more of a band aid.

Timo Geusch

5-Minute Read

Another one for my computer science reading list for this year. I do try to work my way through at least one classic computer science book annually and picked up Let Over Lambda a few weeks ago. Colour one of the cats not impressed, but then again she’s got more free time than I do and probably already read it.

Cat with Doug Hoyt's Let Over Lambda

Not massively impressed by yet another old book

Timo Geusch

5-Minute Read

Good programmers are supposed to be lazy, right? The way I interpret this statement - because none of the software engineers who I know could be considered lazy - is that we like to automate repetitive tasks. You know, tasks like checking if you’ve made any changes to your blog and then building the blog and deploying the changes automatically. Which is what I’ve done, and in this post I’ll show you my minimalist setup to do so.

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A developer's journey. Still trying to figure out this software thing after several decades.