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Connecting Relays to Arduinos

Finally having re-submerged from project chaos, I finally have a little time to spend playing with circuits again. While I’m toying with pieces to ultimately automate the entire house, like an...

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Remote Controlled Arduinos

I got a pair of these extremely cheap RF Link receiver and transmitter pairs for under $5 each. They operate at 434 MHz and supposedly can transmit at up to 2400bps. I was hoping to be able to build...

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iPhone Garage Door Opener

You keep forgetting your keys but would never let your precious iPhone out of sight? Then nothing should seem more obvious than the need to open your garage door with your iPhone. An Arduino and a few...

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Connecting Multiple AVR/Arduinos via I2C/TWI

Since my RF receivers require a full hardware-based UART to function reliably, I decided to opt for adding a simple attiny2313 as a controller connected to an Arduino. Ready to build a simple protocol,...

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Interwoven Acquired

Interwoven announced to be acquired by Autonomy today. I’m not sure I really care, unless this means they finally they get rid of Perl scripts in their product. The interesting thing is that most of...

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“JCR or RDBMS” Whitepaper

One of my coworkers found this great paper by Bertil Chapuis and Day software comparing JCR and RDBMS. The paper outlines the theoretical approaches of each technology in details and provides an...

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Why Grails really matters for Java developers

I came across this nice article which makes yet another case for Grails. I’ve been a fan for a long time now, and there’s still my demo which I did last year in case you haven’t seen it yet. After the...

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Oracle buying Sun

Oracle just announced to buy Sun for a wee bit over $7b. I think this is a brilliant move, by far better than the previous offer by IBM. On a side note, it is almost impossible to type on an iPhone on...

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Relaunch!

This poor blog has seen sinfully neglect on my behalf in the last four years. But it’s another year, I have another job, I live on another continent. And to anyone who wants to attempt an international...

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Bringing Content and Commerce Together

This is a repost from CMS Wire. Brands have traditionally built separate brand experiences and e-Commerce shops, hidden behind the familiar “shop” link. But this divide makes customers choose between...

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