Functional Block diagram
How to make a block diagram
with \(\text{\LaTeX}\)?
This article is mainly inspired by tex example.
Here is an example
with tikz
resulting in the following figure:
The code:
\documentclass{article}
\usepackage[landscape,margin=1cm]{geometry}
\usepackage{tikz}
\usetikzlibrary{shapes,arrows}
\begin{document}
\tikzstyle{block}=[draw,fill=red …
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Sail ship maneuvers
Sail ship not tacking (Proto credit: Wikipedia)
Maneuvering a sailship is not straight forward, especially when against the wind.
This article is focused on sail position when turning for
full-rigged sailships.
The main sources are naval action videos.
Preambule
The sailship has 2 or 3 masts.
The fore-mast (the one …
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Back online
I've migrated the blog from wordpress to pelican. Static files, quite easy to
use.
The migration process went well. The pelican import tool is easy to use
and my rst linter highlighted the few errors done by the import tools (mainly
empty sections).
There are still few artefacts due to …
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Seine flooding
On this mounth, the Seine
decided to flood Paris and its
neighborouds, so I took my camera to take pictures. I realised:
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UTF8, base64 and other encoding conversion
[caption id="" align="alignright" width="100" class="zemanta-img"] encoding conversion (Photo credit: Wikipedia)[/caption]
A common way to represent binary files in ascii-only diplay is to use base64. This is also done a piece of software does not handle unicode: it manipulate its base64 representation.
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GPG key renewal
[caption id="" align="alignright" width="75" class="zemanta-img"] standard key (Photo credit: Wikipedia)[/caption]
What happen when a PGP key expire? Obvious answer: you can no longer securely use it. Nevertheless, you may not delete it as you must be able to read your encrypted files.
Basics step that should …
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loop devices
Loop devices are used to acces any file as if it were a block
device such as a disk. On
GNU/linux, the canonical command to interact with loop devices is
losetup . To list the next
usable loop device :
losetup -f
disk image loop mount …
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awesome global shortcut
The awesome window
manager does not
provide GUI
configuration tool.
Here is a litte how to to provide a feature using global shortcut,
illustrated with wolume control.
Defining and identifying the feature and the shortcut
The wanted feature is usually accessible via the
CLI . For …
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random unix notes (part II)
[caption id="" align="alignright" width="75" class="zemanta-img"] Specific file descriptor (Photo credit: Wikipedia)[/caption]
Few weeks ago, I wrote down about some unix tools. Here are some other multiple process using the same stdout/stdin file desricptor.
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Conference posters
Few weeks ago, I wrote about mindmap in
. Now I want to precise few ideas and to have all key ideas
visible in one sight. I think the best layout is similar to a conference
poster:
- key ideas are easily seen few meters away …
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