Tag Archives: heartbeat

Recommended Heartbeat

Human Body DIY – How to Listen to Your Heartbeat with a Straw!

Here’s a really fun way to listen to your heartbeat by attaching a straw to your neck, why didn’t I think of this? – Pure Genius!

The next time you can’t figure it out, just stick a straw on the neck!

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MySQL DIY – How To Set Up A Load-Balanced MySQL Cluster!

For large websites with large MySQL databases, you might need to setup a load-balanced MySQL Cluster.  Here’s some great info on how to do that:

This tutorial shows how to configure a MySQL 5 cluster with three nodes: two storage nodes and one management node. This cluster is load-balanced by a high-availability load balancer that in fact has two nodes that use the Ultra Monkey package which provides heartbeat (for checking if the other node is still alive) and ldirectord (to split up the requests to the nodes of the MySQL cluster).

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Border Patrol Bots!

Well, it wasn’t too long ago that BAE systems were rumored to work on insect-like robots for the military.  Now, BAE systems have developed Border Patrol Bots that can go under trucks, equipped with sensors, and practically allow travelers to move along faster while increasing security.

I think it’s a good idea I guess, just don’t tell me any of my tax money is going into it.  THEN, I’d have to ask the government to stop doing it as I don’t want to spend money on border patrollization.

With so many people I kn

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How fast does your heart beat when you get hit on your grape balls?


Here’s a funny science video you can watch to learn what happens to your heartbeat.

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Wireless HACK – How to make your own wireless detecting vibrator!


Wow, check out this guy who hacked a wireless detector to vibrate whenever he was near wireless networks.

This project is for a small electronic unit that allows the user to sense the presence and relative signal strength of wireless hotspots. It can be worn as a pendant or carried in a pocket. It is “always on” and communicates the presence and signal strength of an in-range hotspot by way of sequences of pulses – like a heartbeat you can feel. The stronger and faster the “heartbeat”, the stronger the w

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