Monthly Archives: November 2014

Interfacing Microphones with an Arduino

If you’ve been following my blog then you’ll know that I’m a fan of the handy little electret mic breakout boards that combine a mic and a pre-amp so that you can interface these directly¬†with the Arduino’s ADC (analog-to-digital converter) for an easy way to get audio into a project. However, as much as I like these, they are not… Read more »

JPerf 2.0

andygrove   November 9, 2014   1 Comment on JPerf 2.0

For those who don’t know, JPerf is a simple performance and scalability testing library for Java. It’s like JUnit but for performance. This morning, I re-implemented JPerf from scratch using Java 8, making use of lambda functions to simplify usage, and making better use of java.util.concurrency. Here is a graph showing the current performance of a “no-op” test for the… Read more »