Videos tagged with Databases

ActiveRecord has lots of cool features? In today’s episode, I’ll show you four I use all the time.

Tim presents the architecture that he designed for one of his clients. The system collects data from thousands of cell phones and matches the data acoustically with reference data that is collected via a different process. The requirements include data integrity but not high availability, so he was able to compromise in a way that significantly reduced cost and complexity.

First video from the monthly proceedings of the Bay Area MySQL User's Group.

With the release of Rails 1.2 we take a look back at David Heinemeier Hansson’s RailsConf keynote from Chicago. In it, he outlines a number of issues that the Rails team was looking at as they moved towards the current release, the importance of opinionated software and of course, how he “learned to stop worry and love the CRUD.” Here, briefly, is an outline of the talk: Disco...

The Eclipse IDE for Java EE Developers is a simultaneous release of Eclipse Projects for Java Enterprise Edition. This post is first in the series of screencasts about the Eclipse Europa release. It shows how to use the Eclipse IDE for Java EE Developers to create Java persistent entities from database tables. MySQL database is used to demonstrate the Data Tools Platform and JBoss is used as a ...

Transactional memory (TM) is an extremely promising new way to coordinate concurrent programs. TM eliminates many bugs that plague lock-based programs, such as omitted locking, deadlocks, and missed wake-ups. Even more importantly, TM supports modular programming, whereas locks effectively prevent it. TM is not a magic bullet, but it is nevertheless a potent new weapon in our armory. Come hear ...

Google Tech Talks June 27, 2007 ABSTRACT Data Grid-based infrastructures are being developed, deployed and used to achieve unlimited application scalability and continuous availability. This presentation focuses on Oracle Coherence Data Grid and how it's capabilities, which includes coherent in-memory caching, dynamic data partitioning, even processing, parallel query and process execution and ...

This is a video lecture on creating offline web applications. It goes into detail on how to create these applications using the Dojo Offline Toolkit, an open source library that makes it easy to create offline web apps.

In edge rails (soon to be Rails 2.0), the built-in pagination has been moved into a plugin: classic_pagination. I recommend jumping over to the will_paginate plugin as shown in this episode.

This video demonstrates how PHP can be used to generate XAML which is then delivered to a Silverlight front end. A XAML Generator was written in PHP, and this fronts a MySQL database. Queries to the database can be triggered from the Silverlight front end, and these result in XAML being constructed from a template on the server. It demonstrates how dynamic front ends can be assembled server sid...