This is a quick write-up on how to get started with graphite as a .Net developer. We’re going to start using graphite with a virtual machine in VirtualBox, although you could use something else also. Steps: Download/install VirtualBox Download/install Ubuntu Download/install Graphite Expose VM to network Use Graphite from C# Download/install VirtualBox Start by downloading [...]

Preparing the Arduino The Arduino firmware is a simple program receiving a toggle LED command from the connected Android device. Some parts are taken from the USB Host Shield 2.0 library. Connect the USB Host Shield 2.0 to the Arduino UNO (note that the picture above does not show the connected host shield, but it will [...]

Getting into detail The Android application is a  simple demo that toggles a LED connected to the accessory (the Arduino UNO). The Android code can be found under the java directory in the source git: git clone git://github.com/joekickass/Arduino-Uno-Android-Accessory.git Below I will highlight parts of the code. Most of the information given can be found in the [...]

This is the first post in a serie describing how to get started with the Google ADK using an Arduino UNO and the Circuits@Home USB host shield. The title of the post actually lies a bit, because we will not use niether the ADK board nor the ADK software provided by Google, since the ADK software only works on [...]

This is a small post on how to set up your Arduino development environment without using the crappy Arduino IDE. The setup uses an Arduino Uno. The current version of Ubuntu (at this time it is Ubuntu 11.04) offers the latest version of the Arduino library through the Universe repository. This means that installation is as simple as [...]

This article will explain, in a few short steps, how to backup your WordPress installation to Amazon S3 service. It will deal with Ubuntu as operating system and Amazon EC2 for hosting but is not limited to such an environment. Prerequisits are an Amazon account for the S3 service, a WordPress installation and knowledge of [...]

Today I was trying to setup the Android SDK (version 1.6_r1) on the 64 bit version of Ubuntu 9.04 (Jaunty Jackalope). After having installed the ADT Eclipse plugin and pointed out the Android SDK directory in the settings I immediately ran into the following error: Failed to get the adb version: Cannot run program “/home/johan/devtools/android/android-sdk-linux_x86-1.6_r1/tools/adb”: [...]

After running into proxy errors attempting to run Selenium tests with Opera 9.62 and being unable to install Firefox 2 on Ubuntu 8.10 (unsatisfied package dependencies..) I finally ran into this gem: Hi, On windows I succeeded to run Selenium RC and Firefox 3 using the following steps 1. run firefox in profilemanager mode (“path\to\firefox.exe” [...]

Ever since I upgraded to Ubuntu 8.10 on my laptop (Dell Precision M90) I’ve been having problems with getting the sound to work properly. I could get some applications working if I would change the sound default from ALSA to OSS, but it wouldn’t work in Firefox (e.g. youtube etc.) Seems this is not an [...]