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I have been flicking through the following FAQ on the GNU GPL: Frequently Asked Questions about the GNU GPL – GNU Project – Free Software Foundation (FSF). I am trying to understand the risks that we are told about regularly in IBM of working with/on Open Source code. I have to say that most of . . . → Read More: Frequently Asked Questions about the GNU GPL I had a spare Matrix Orbital 20×4 character LCD floating about so I decided to try and connect it up to my Arduino. The display is a LK204-25, which is a brilliant little serial display, with support for a 25 button keypad and six outputs that can be used to control power to something else. . . . → Read More: Arduino talking to an I2C LCD display This is a very geeky topic, but I was having a conversation at work today with someone who was trying to do several really simple things in parallel in perl because they didn’t want to wait several minutes for each one to finish. They had knocked up a change to the existing perl, but had . . . → Read More: process forking in perl Are you using an Arduino Uno on Linux? If so, you may have noticed that writing to the serial port in a loop can cause the Arduino Editor/Programmer software to appear to lock up, or even Linux having trouble using the serial port for your Uno. It turns out there was a bug in the . . . → Read More: Fix your Arduino Uno for Linux So you have played a bit with your Arduino, and have heard about other people using it to monitor the temperature, but weren’t sure how they did it – Here is how I did. Maxim make a very simple 1-wire temperature sensor – the DS18B20 (the replacement to the DS1820). This 3 pin sensor looks . . . → Read More: Arduino 1-wire temperature sensors Saw this recently on the Google blog: App Inventor is a new tool in Google Labs that makes it easy for anyone—programmers and non-programmers, professionals and students—to create mobile applications for Android-powered devices. And today, we’re extending invitations to the general public. via Official Google Blog: App Inventor for Android. It looks really cool, and . . . → Read More: App Inventor for Android |
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