This article is a write-up of what I learned trying to extract information from ms-office xlsx files using Python.
Articles about howto
Although you wouldn’t guess it from the contents of this blog, my day job involves the design and production of products from fiber reinforced composites. A lot of my projects fall under non-disclosure agreements, so I cannot discuss them here.
What I can do is share some of the methods I’ve developed over the years. One of those is using a desktop scanner to make close-ups.
This article describes how to mount and transfer files to a Sony PRS-T2N.
This website contains lots of external links. A fact of life is that hyperlinks are subject to change, so they need checking every now and then.
In this how-to article I’ll cover how I did that for this website.
Since I am in the process of making most of my programs available on github, I have been re-shuffling the some git repositories. Especially my collection of scripts (small programs for different purposes). Because some of those scripts are private, I don’t want to publish that repository as a whole.
The standard recipe for saline solution is 9 grams of salt per liter of water.
Since most people don’t have an accurate scale, we need to convert the nine grams to a volume. For that we need the bulk density of table salt. For fine table salt, the listed …
Installing software on FreeBSD is made easier by the ports system; a collection of Makefiles and patches that contains instructions on how to build programs and libraries. E.g. building and installing the mpv media player is done in the following way:
# cd /usr/ports/multimedia/mpv # make install clean …
Some time ago, my trusty old color laserjet 2550L more or less stopped printing, or at least I thought so. It turned out that the printer only printed in yellow. Which is not particularly useful.
At the time I bought this printer not because I print very much, but because …