Compression with zstd is blisteringly fast.
But xz still yields the smallest files.
By accident I checked 60-odd full-size photographs into the git history of my website. I shrunk them in a next commit, but the history was still there leading to a bloated .git directory. This took a lot of time when making backups. This documents how I cleaned up this mess.
This article describes how to use cvs-fast-export to convert old RCS histories to git.
According to my revision control systems (rcs in those days), I’ve been using gnuplot to make graphs since at least 2002. And I’ve got it set up via a custom gnuplotrc to match the style of the TeX documents I often use the graphs in.
At work we have an Instron 3369 machine for material testing. Recently, I wanted to visualize some tensile test data in ways that I couldn’t get into the test report.
Recently FreeBSD changed the multimedia/ffmpeg port to drop the -ffast-math and -fno-finite-math-only from the CFLAGS when building an optimized binary. The following experiment was conducted to see how much of a difference this makes.
This article contains several useful tricks for manipulating PDF files.
The focus of this article is on Open Source and Free software, that are available for UNIX-like operating systems. These tools are made for use on the command-line of a shell.
This article document how I updated python3 from version 3.5 to 3.6 on FreeBSD.
After trying google chrome (technicaly “chromium”) for about half a year, I switched back to mozilla firefox.
Using Acrobat Reader’s ability to add text et cetera has proven unreliable for me. On multiple occasions I have lost all the text added to a PDF file. When your filling in 20-plus pages worth of permit forms this is a huge waste of time and extremely annoying.
So I set out to find another way using the free and open-source tools I have available.
On 2016-08-12 I visited the Thermenmuseum in Heerlen.
This museum is built around the remains of a Roman bath in what was then called the vicus of Coriovallum, which is situated at the intersection of two Roman roads, the Via Belgica and the road between Aquae Granni (Aachen) and Colonia Ulpia Trajana (Xanten).