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Monthly Archives: December 2010
2D CAD: DraftSight
Once a while one needs to draw something small. It’s better to do it with a CAD system which can be compatible with professional CAD system like AutoCAD and others. I was using A9CAD, but I see beta version of the … Continue reading
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Setting static IP on UBUNTU
Graphical user interface is nice, but sometimes is easy to be lost, even with simple tasks. Here is an example, how to setup static IP address 192.168.1.2:Menu:System/Preferences/Network Connections/Panel: Wired/Auto eth0/Edit/ Connect automatically IPv4 Settings Method: Manual Address: 192.168.1.2,255.255.255.0,192.168.1.1 DNS: 192.168.1.3,208.67.222.222
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Software installation
Software installation should be easy and smooth. There are many possible options, including free installer for Windows (incl. 64 bit) INNA Setup from Jordan Russel’s software, NSIS (Nullsoft Scriptable Install System) for POSIX and 32 bit Windows. More could be found at sourceforge.net .
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Lasers and star models
Astronomy was long time just observational science, observing celestial bodies. Now is possible to model and study some celestial objects. Critical is understanding of behaviour hydrogen, the most common element, and another elements under extreme conditions, like inside of stars, planets or interstelar clouds. Extreme … Continue reading
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