Archive for November 2013

Robots week in Finland and Europe

European Robotics Week 2013 is celebrated from 25 November to 1 December 2013. The Week aims at inspiring technology education in students of all ages to pursue careers in STEM-related fields, i.e. science, technology, engineering and math. At the same time Finnish robot week “Robottiviikko” is celebrated in Finland. I happened to walk by Robots

XVI32 freeware hex editor

When I need to view and sometimes edit binary files I typically use XVI32 software for it. XVI32 is a freeware hex editor running under Windows. It has data inspector to view decoded numbers and has a built-in script interpreter. XVI32 is a portable application, i.e. no setup program is needed, you can run XVI32

Netwjork Ethernet switch teardown

How low can Ethernet switches prices go? In small unmanaged 8 port 10/100M 5 or 8 port switches typical price is around 15-25 Euros (around 2-3 Euros per port). But there are even cheaper Ethernet switches. Netwjork Tenda S108 SOHO kytkin/switch jossa 8 porttia is a very cheap 8 port 10/100M switch that costs only

Video wall technologies

A video wall consists of multiple computer monitors, video projectors, or television sets tiled together contiguously or overlapped in order to form one large screen. Typical display technologies include LCD panels, LED arrays, DLP tiles, and rear projection screens. Simple video walls can be driven from multi-monitor video cards, however more complex arrangements may require

Radio-Controlled Bus Stop Displays

I just found out some interesting reverse-engineering hack related to Helsinki bus stop displays. Tapping Data From Radio-Controlled Bus Stop Displays tells that a couple of weeks ago hacker Oona Räisänen told about finding a 16 kbps data stream on FM broadcast frequencies, and her suspicion was that it’s being used by the public transit

Mathematica on Raspberry Pi

The Wolfram Language and Mathematica on Raspberry Pi, for free article tells that The Raspberry Pi Foundation has announced a partnership with Wolfram Research to bundle a free copy of Mathematica and the Wolfram Language into future Raspbian images. Future Raspbian images will ship with the Wolfram Language and Mathematica by default; existing users can

Xbox One vs PS4 teardown

Microsoft released the Xbox One today. Also a recent research says that Game Play Has No Negative Impact on Kids, UK Study Finds: A massive study of some 11,000 youngsters in Britain has found that playing video games, even as early as five years old, does not lead to later behavior problems. So there is