The Memento captures and externalizes an object’s internal state so that the object can later be restored to that state. Command can use Memento to maintain the state required for an undo operation. It lets you capture an object’s state so you can restore the object later.
The presentation was "Griffon, Up Close and Personal" and the presenters were Ix-chel Ruiz (@ixchelruiz) and Andres Almiray (@aalmiray). Their presentation was largely editing Griffon/Groovy code and running Griffon scripts and commands and conversing about Griffon's features.
On my current project we’ve been setting up production and staging environments and Shodhan came up with the idea of making staging and production identical to the point that a machine wouldn’t even know what environment it was in.
The Aurelius Graph Cluster is a cluster of interoperable graph technologies that can be deployed on a multi-machine compute cluster. This post demonstrates how to set up the cluster on Amazon EC2 (a popular cloud service provider) with the following graph technologies.
Ok, lets get over with it – Scala is not binary compatible between minor versions (Where by minor I mean: MAJOR.MINOR.UPDATE). This raises the obvious problem that users of your library may be spread among 2.9.2 and 2.10.0 for example. And while your library would work fine with any of those versions, you’ll need to recompile and republish it two times – for those users.