Evangelising Opensource in Edinburgh

I was stood in for Simon Phipps at www2006 in Edinburgh, and paid Edinburgh a visit. I wrote up my notes on my sun/oracle blog. AS with other posts originally made there, I copied them to this blog in March 2016, but in this case, I have merged them into a single post.¬† I The conference was opened by John McConnel, Scotland’s first minister who spoke of a Scotland’s e-University, and was followed by Sir David Browne, (Chairman of Motorola) who told an interesting story about mobility and the network, from movable devices, via luggable laptops to today’s phones, although the fashion for Zoolander style tiny phones was probably on the wane by then. His story provoked the though that the critical technology for mobile computing was the development of the portable (and rechargable) battery. …

Implementing Tags in a Database??

I was considering why del.icio.us doesn’t offer a cloud for tag based queries, while it does offer the cloud for User based queries, and I received the reply that it was (probably) related to query cost, which set me thinking. What would the del.icio.us database look like? The rest of this blog article looks at how one might model the bookmarks and give a clue as to how one might implement it. …