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Posted by on Aug 28, 2014 in Arduino, Development, Quadcopter | 0 comments

Quadcopter Source Code From Scratch

In an effort to really understand the mechanics of the flight control system, I have decided to design and implement the software myself using an Arduino rather than purchasing an off-the-shelf flight controller. In What is a Quadcopter, I covered the physics of quadcopter flight. Here, we’ll dive into a deeper understanding of how to implement this control with an Arduino.

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Posted by on Mar 4, 2014 in SQL | 0 comments

Using The Merge Command

Performing an Upsert in SQL allows you to update or insert a row into a table. The command used will depend on whether it already exists. But what if you want to do a...

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