There is often much confusion surrounding the terms ‘cloud computing’ and ‘virtualization’. Even though virtualization and cloud computing share a common bond of maximizing computing resources, there is a clear
Overview In modern application development, the framework plays an important role–without the support of a mature framework, rapid application development is quite impossible. Oracle has developed an innovative, mature and
Often times, Enterprise Architecture is very similar to the old story of the blind men and the elephant. The tale varies greatly in the telling, with the consistent part being
A recurrent topic in meeting rooms and discussion groups is “Can enterprise architecture work in an Agile Software Development environment?” The question is so often asked that even those architects
Agile software development and software architecture cam make strange bedfellows. In many instances, “Agilistas” (inflexible people who have adopted Agile methods to the exclusion of others) are loath to embrace
The most successful cloud service providers, such a Salesforce.com, NetSuite and Success Factors, all utilize and evangelize a multi-tenancy approach. In fact, I contend that multi-tenancy is a requirement for
A typical software stack consists of two tiers (an application tier and a database tier) and three layers (the application layer, the middleware layer and the infrastructure layer). In this
Many cloud-based, on-demand software services are actually multi-tenant applications, able to serve multiple users simultaneously on a single application instance. In the enterprise, for example, you might use Salesforce.com’s customer
More companies will adopt service-oriented architecture (SOA) initiatives and agile practices in 2011, and are more likely to virtualize their apps than move them to the cloud – these are