Older articles (16/26)

1. Updating FreeBSD from source

   Sometimes I need to update my FreeBSD operating system. I prefer to do that from the source code, so that …

2. Switching IPython to Python 3

   More and more, IPython has become my tool of choice as the ultimate calculator and to try out concepts and …

3. Making saline solution

   The standard recipe for saline solution is 9 grams of salt per liter of water.

   Since most people don’t …

4. Modifying a FreeBSD port

   Installing software on FreeBSD is made easier by the ports system; a collection of Makefiles and patches that contains instructions …

5. TeXcalc

   As an engineer, I often do diverse calculations that I want to save in my logbooks which I write in LaTeX. Up to now I’ve either formatted those by hand or used the listings package to include calculations made in IPython.

6. Stltools

   From the release of version 3.2, the py-stl software has been renamed to stltools. The reason I made this …

7. Generate random passwords

   One way of making hard to guess passwords is to take random data and encode it with base64 to make …

8. Repairing a color laserjet 2550

   Some time ago, my trusty old color laserjet 2550L more or less stopped printing, or at least I thought so …

9. Installing OpenProject on FreeBSD

   At work we want to run OpenProject. But since this a ruby-on-rails app and installation on Windows is not supported, I volunteered to set up a dedicated FreeBSD server for it.

10. Installing asymptote 2.35 in TeXLive 2015

    Since the previous article on this subject, I’ve updated my workstation to FreeBSD 10.2-STABLE. Compiling asymptot 2 …