InfoQ Homepage Enterprise Architecture Content on InfoQ
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Does NoSQL have an impact on REST?
Statelessness has been a central principle of RESTful design and implementation. However, with the advent of NoSQL implementations, Ganesh Prasad wonders whether that is no longer true and suggests that REST+NoSQL offers a way to remove this restriction, providing stateful sessions, scalability and fault tolerance.
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Usergrid: a New Open Source Platform for Mobile and Rich Client Applications
Last week, Ed Anuff, founder of Usergrid, announced the first source code release available on GitHub. Usergrid is a comprehensive platform stack for mobile and rich client applications. It can be deployed as a highly scalable Cloud service, it is built in Java and runs on top of Cassandra.
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PojoSR brings Service Registry to Java
Karl Pauls has released PojoSR 0.1.6, a service registry that enables OSGi bundles to be loaded and services wired together without the need for a full OSGi runtime stack. PojoSR differs from the full OSGi platform in that it does not use nested classloaders; so badly behaved libraries like Hibernate – which are often tripped up in a structured OSGi environment – continue to work as normal.
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HealthVault Update Continues Microsoft Investment in Electronic Medical Records
Microsoft HealthVault, the web-based solution launched in 2007 for electronic medical records, recently released new capabilities for end users and platform developers. This release introduced incremental changes to a maturing offering in this emerging area of healthcare IT.
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AWS Targets Scientific Community with New Resources for High Performance Computing
The Amazon Web Services (AWS) team announced a set of resources targeting the high performance computing needs of the scientific community. AWS specifically highlights their “spot pricing” market as a way to do cost-effective, massive scale computing in Amazon cloud environment.
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Model-Driven Approach to Service-Oriented Enterprise (SOE)
Business-IT alignment, now part of mainstream EA, is increasingly viewed as an unnecessary overhead in a world where IT is a core business entity in the enterprise. Anirban Ray proposes a model driven approach to creating a SOE which makes a core assumption that IT is an integral part of the business which leads to business focused service offerings.
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Modularity Maturity Model
At the OSGi Community Event, Dr Graham Charters introduced the Modularity Maturity Model, a way of scoring where projects or organisations against how their modular developments score.
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OSGi Community Event Review
<p>The OSGi Community Event was held in Darmstadt, Germany, during last week. Presentations from across the board, from embedded smart home devices to the latest Enterprise specifications were presented. Read on for a review of what was covered.</p>
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Lean Startup or Agile or Lean Startup and Agile?
A recent post by Joshua Kerievsky contrasting Lean Startup with Agile approaches resonated with some commentators and raised the ire of others. Do Lean Startup principles replace and supersede Agile approaches or are they complementary.
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Java EE PaaS Providers
A survey conducted by Red Hat at this year's VMworld implied a strong demand for Java EE based PaaS, but such products are thin on the ground. We take a look at two contenders, CloudBees' RUN@cloud, and Red Hat's own OpenShift.
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Zachman's Views On Impact Of Cloud Computing On Enterprise Architecture
John Zachman, the originator of the Zachman framework, recently wrote an article that addresses the questions regarding the impact of cloud computing on enterprise architecture; especially given how disruptive and popular cloud architectures are becoming an effective technique to cut costs.
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SEI Releases Smart Grid Maturity Model Update
At the GridWeek 2011 Conference the Software Engineering Institute (SEI) at the Carnegie-Mellon-University has released an update 1.2 of its Smart Grid Maturity Model (SGMM).
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Designing Loosely Coupled Metro Applications with URIs
Protocols allow applications to launch other applications using URIs much as you would launch a website. This allows you to build a collection of small work-flow centric applications that work together seamlessly.
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Build Sessions to Watch For
With 274 sessions at the //Build/ conference it is hard to predict which are going to be important and which are just filler. Here is a rundown of the sessions we think are going to be important to enterprise developers.
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Google Adjusts GAE Pricing Terms Based on User Reaction
Google has reacted to recent developments regarding the increase in GAE prices which took developers by surprise, making a number of adjustments to the pricing plan, the most important being: the new billing is delayed until November 1st and the number of free Instance-Hours is raised from 24/day to 28/day.