Blog
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16. January 2018 Bulk File Copy and Rename (renameutils)
Sometimes you need to copy or rename a bunch of files, either following some pattern or arbitrarily.
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11. May 2017 A better OMX Player Controller
I’m using
omxplayer
on the Raspberry Pi for video playback because it utilizes the Raspberry Pi’s hardware video decoding. Because the front-end is a separate application, I just need to remote control OMX Player to start and stop the video and figure out how far the video has played back already. -
26. September 2016 Raspberry Pi Video Overlay on OMXPlayer via Kivy
In one of my hobby projects I needed to display additional infomation on top of a running video. The whole project is based on the Raspberry Pi and Python.
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19. October 2014 Maximizing in Yosemite
Apple changed the behaviour of the small green button in the window controls from “Maximize” to “Fullscreen”.
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11. October 2014 Swift Pitfalls
I’ve started a couple experiments in iOS 8 development using Apple’s new language Swift and learned a few lessons that I want to share.
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16. March 2014 Building Things with Raspberry Pi
Over the weekend I helped a friend out developing a kiosk video player based on Raspberry Pi.
We’re now using the following, with good success: -
21. February 2014 Rover in Action
I’m working at a software company. One of our side projects is the integration of new control concepts and input devices to robotic control.
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28. November 2013 Raspberry Pi Pulling the Plug
While browing for different breakout boards for the Rover I’ve discovered a nice little board that has a push button and logic pin to control a MOSFET.
This little contraption allows switching on and off the power, say through a USB cable.
Below is what I did to make the Raspberry Pi switch itself off completely on system shutdown. -
26. November 2013 Using the Motor Controller
The Raspberry Pi has only a single PWM output. The Dagu Rover 5 chassis has 4 motors and 4 optical encoders that need reading as well. So my approach was to get a PWM servo/logic controller that could control the Dagu Motor Controller and additionally some servos for the camera pan/tilt.
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25. November 2013 New Web Site Skin
I’ve updated the skin on the web site for something better looking.
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21. November 2013 Building a Rover
Recently I’ve started building a remote-controllable rover. The main purpose of this is the exercise of controlling an embedded system and make actual things move with code.
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2. September 2011 The Awesome Space Muffins
We participate as the Awesome Space Muffins. T-Shirt artwork by me :-) Idea by Eduardo.