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Healthy Architectures - Using CQRS and Event Sourcing for Electronic Medical Records

The health care industry has been migrating to electronic medical/health records (EMR/EHR) for some time. Hopwever, problems such as performance and scalability, along with maintaining traceability and reconstructing healthcare related business events need to be addressed. The article introduces the use of techniques and patterns for providing these quality attributes.

Arunava Chatterjee
on Mar 12, 2012
Verification and Validation for Trustworthy Software Systems

In this IEEE article, authors discuss a continuous verification and validation of complex and safety-critical software systems using techniques like statechart assertions, runtime execution monitoring, and scenario-based testing.

Man-Tak Shing James Bret Michael Doron Drusinsky Thomas W. Otani
on Mar 05, 2012
Communicate Business Value to Your Stakeholders

Often project leaders—even Agile project leaders—talk about their projects in terms of features. Yes, and what do features really mean for stakeholders? Features are what your system or process can do. Benefits are why people care. And benefits equal business value. Learn why and how to communicate benefits rather than features—and what it will mean for you, your team and your organization.

Jenni Jepsen
on Mar 05, 2012
Book on Solving Enterprise Applications Performance Puzzles by Leonid Grinshpan

Performance is one of the most critical attributes for enterprise applications. Even though not mentioned explicitly, properties such as response time or throughput are key issues that decide about user acceptance.Leonid Grinshpan, PhD and Consulting Director at Oracle Corporation, has dedicated his book "Solving Enterprise Applications Performance Puzzles" to this topic.

Michael Stal
on Feb 29, 2012
Evolution in Data Integration From EII to Big Data

With the emergence of inexpensive cloud-based storage and cost-effective ways to process large volumes and complex data there has been a shift in approach toward data integration.

JP Morgenthal
on Feb 22, 2012
Interview: Software Systems Architecture: Working With Stakeholders Using Viewpoints and Perspectives

Nick Rozanski and Eoin Woods have continued their journey of building a comprehensive handbook on Systems Software architecture with the publication of the second edition of Software Systems Architecture. InfoQ spoke to the authors on a couple of new topics, the System Context viewpoint and Agile, that are covered in the latest edition.

Jeevak Kasarkod
on Feb 07, 2012
Interview and Book Excerpt: Service Design Patterns

"Service Design Patterns" catalogs design patterns that cover the entire lifecycle of web services. This book is the latest addition to the Martin Fowler signature series which also contains a section on consumer driven contracts contributed by Ian Robinson. InfoQ talked to Rob Daigneau, the author of the book, regarding various topics related to the core idea behind "Service Design Patterns".

Jeevak Kasarkod
on Jan 20, 2012
Software Engineering Meets Services and Cloud Computing

In this IEEE article, authors Stephen Yau and Ho An talk about application development using service-oriented architecture and cloud computing technologies. They also discuss application development challenges like security in a multi-tenant environment, quality-of-service monitoring, and mobile computing.

Stephen S. Yau Ho G. An
on Jan 04, 2012
Regulatory Compliant Cloud Computing: Rethinking web application architectures for the cloud

Not all data is sensitive and hence an equal and balanced investment in securing all data categories is not justified. This article presents an architecture that leverages cloud-computing, cloud-storage and enterprise key-management Infrastructure(EKMI) to lower costs while complying to data-security regulations.

Arshad Noor
on Dec 16, 2011
Everything Is PaaSible

In this article, William Vambenepe takes a look at PaaS as an enabler; especially in the enterprise; that will afford business advantages in terms of cost, time to market and choice of tools. He suggests that the paradigm shift from machine-centric design to PaaS is a big leap in application design, that will enable application developers to always use the right tool for the job.

William Vambenepe
on Dec 15, 2011
Feature Injection: three steps to success

Often Customers provide half baked solutions with no linkage to value. An Agile team needs examples linked to the Business Value they provide. Feature Injection is a process that takes a half baked solution identifies the Business Value it provides and then produces a set of examples driven from that value.

Chris Matts Gojko Adzic
on Dec 14, 2011
Rick Kazman on Evaluating Software Architectures

Evaluating software architectures is a critical part of the software architecture lifecycle processes. The book "Evaluating Software Architectures: Methods and Case Studies" covers the software architecture evaluation topic in detail focusing on different architecture evaluation frameworks. InfoQ spoke with Rick Kazman, co-author of the book on the architecture evaluation topic.

Srini Penchikala
on Dec 13, 2011

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