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My random knot in the Web

Articles about software

  1. 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.

  2. Stltools

    From the release of version 3.2, the py-stl software has been renamed to stltools. The reason I made this change mostly has to do with how FreeBSD handles packages. Programs that require an interpreter are prefixed with its name and version. So py-stl would become py27-py-stl, which would be ...

  3. Generate random passwords

    One way of making hard to guess passwords is to take random data and encode it with base64 to make it readable. This is what I’ve done in the script.

    This is mainly useful for passwords that you can store in a secure manner (like in an ...

  4. vid2mkv

    My digital camera can also produce movies, like most camera’s these days. It saves them in AVI format, with relatively poor mjpeg compression and uncompressed sound.

    So I wrote this python script to convert these AVI files to Theora / Vorbis streams in a matroška container. It takes the video ...

  5. vid2mp4

    Videos with H.264 video and AAC sound im MP4 containers seem to strike a very good size performance balance. So I modified a copy of vid2mkv to use ffmpeg to create this kind of files instead.

    To speed up the processing of multiple files, this script runs the conversions ...

  6. genbackup

    This shell-script makes a backup (with the tar program) of the directory from which it is called, with all its contents. It is one of the smallest scripts I’ve ever written but I’ve found it really useful to make fast complete backups of e.g. source archives.

    The ...

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