j2r

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j2r
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Truquitos para Excel que nunca vienen mal

For many, Excel is the go-to program for charting graphs for labwork results or for data entry and accounting. Its formula-based auto-calculations helps us save time and in many jobs it is a requirement to know how to work Excel before you even get the jo

Simple Arduino Home Energy Meter

A start to finish guide to building your own Arduino based home energy meter. Monitor your homes energy consumption and start saving on your electrical bill

7 Brazos robóticos que te puedes construir con Arduino

7 Brazos robóticos que te puedes construir con Arduino

Did you know that you can mine #Bitcoin with a #RaspberryPi? http://www.instructables.com/id/Bitcoin-Mining-using-Raspberry-Pi/

PiMiner: Raspberry Pi Bitcoin Miner - AdaFruit 700 digital coins in the world. None oriented towards actually being used as currency. That all changes now! Save money with retail shopping while investing in the hottest crypto coin ever!

Addendum 2015-10-24 The original $10 DIY Arduino data logger post that follows is now more than a year old and there have been several useful updates to the way I assemble the basic three component...

Addendum 2015-10-24 The original $10 DIY Arduino data logger post that follows is now more than a year old and there have been several useful updates to the way I assemble the basic three component...