Android phone solves Rubik’s cube in 12.5 seconds

November 11, 2010 A Lego Mindstorms robotics kit controlled by an HTC Nexus One smartphone successfully untangled a Rubik’s Cube puzzle in 12.5 seconds at a ARM developer conference in Silicon Valley.







Here is a video of it solving a cube.





Source: Device Guru

Popular posts from this blog

Export to Excel with spreadsheet gem

While using the spreadsheet gem to export data to a Microsoft Excel file I encountered various problems and lack of proper documentation forced me to dig pretty deep. So here are a few tips you might find useful. The gem works with a workbook object and worksheets in this workbook. To get started: workbook = Spreadsheet::Workbook.new sheet1 = workbook.create_worksheet name: worksheetname To write a row of data as usually is done in reports you can use: sheet1.row(1).replace [ 'col1', 'col2', 'col3'] Rows and Columns are 0 based, so col1 would be printed on A2 (Excel coords). Now to the beauty of it all, formatting, first of all, create a format: bold = Spreadsheet::Format.new :weight => :bold bold20 = Spreadsheet::Format.new :weight => :bold, size: 20 nobold20 = Spreadsheet::Format.new size: 20 bold_grey_bg = Spreadsheet::Format.new pattern_bg_color: :cyan, weight: :bold, pattern: 1, pattern_fg_color: :black Use :weight to set bold,
Read more

Changing jobs

By the end of 2010 I asked my girlfriend to marry me. She said yes and so my life started to change. Specially my perspective of life changed. I meditated a lot about my future, what I wanted to do, where I wanted my family to live and my children to grow up. I started thinking a lot about my job. And so, during the last months of 2010 and the first of 2011, I was more and more convinced that I wanted something different for my career. I was working at Artech using GeneXus for web development. GeneXus is a great tool for web developing and it uses a 4th generation language. It is declarative and focuses on the knowledge of the business and you can generate to a lot of languages like java, .net, ruby, etc. For more info: genexus.com My personal problem with this tool is that I never felt completely in control. I will not discuss whether it was because of bugs in the tool or my ignorance using it. But still, I accumulated stress because things that should be easy weren't and some
Read more