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Experiences Building a Reactive Event-Driven CQRS Application

by Jan Stenberg on  Aug 01, 2014

CQRS and Event Sourcing provide a clear and concise way to build distributed applications that adhere to the reactive manifesto, Duncan DeVore claimed in a recent presentation sharing his experiences building a distributed application using Akka and Scala.

InterState: A Language and Environment for Expressing Interface Behavior

by Sergio De Simone on  Jul 28, 2014 3

InterState is a new programming language and environment aimed at addressing the challenges of writing and reusing user interface code. InterState's creators Stephen Oney, Brad Myers, and Joel Brandt claim in their paper that InterState can help programmers to better understand, navigate, and reuse their GUI components even with complex interfaces involving thousands of objects.

Protocol Design and Implementation with Martin Thompson

by Harry Brumleve on  Jul 27, 2014

Martin Thompson answers a few questions about the opportunity for developers and architects to introduce custom protocols to their system's interaction points.

Hypermedia is like Dancing

by Jan Stenberg on  Jul 27, 2014

To take full advantage of the benefits of hypermedia driven systems, the client must allow the server to take the lead and drive the state of the client, Darrel Miller writes comparing with a couple who can dance, one leads and the other just follows, there is no a choreographed sequence of steps defined beforehand.

Karma Refactors to Microservices

by Saul Caganoff on  Jul 25, 2014

It's one thing to build a microservices application from scratch, quite another to refactor the architecture of a running application. Karma is doing exactly that and finding benefits and challenges of microservices architecture as they go.

AtlasCamp 2014 Highlights: New REST APIs and Data Center Offerings

by Steffen Opel on  Jul 24, 2014

Development and collaboration software vendor Atlassian held its annual developer conference AtlasCamp in Berlin, focusing on the recently launched Atlassian Connect 1.0, the new REST APIs for Confluence and HipChat as well as the JIRA and Confluence Data Center offerings for high availability and performance at scale.

Lessons Learned Building Distributed Systems at Bitly

by Sergio De Simone on  Jul 23, 2014

At the Bacon Conference last May, bitly Lead Application Developer Sean O'Connor explained the most relevant lessons bitly developers learned while building a distributed system that handles 6 billions clicks per month.

Cloudbreak, New Hadoop as a Service API, Enters Open Beta

by Sergio De Simone on  Jul 22, 2014

Cloudbreak, a new open-source and cloud-agnostic Hadoop as a Service API, is now open for beta access to application developers and enterprises. SequenceIQ, Cloudbreak's maker, claims that its freely available product will make it easier to manage and monitor on-demand Hadoop clusters while also abstracting their provisioning.

Microsoft Tackles Internet-of-Things With New Data Stream Processing Service

by Richard Seroter on  Jul 22, 2014

Last week at the Microsoft Worldwide Partner Conference, Microsoft took the wraps off of Azure Event Hubs. This service – in preview release until General Availability next month – is for high throughput ingress of data streams generated by devices and services. Event Hubs resembles Amazon Kinesis and uses an identical pricing scheme based on data processing units and transaction volume.

.NET Actor Model Implementations Differ in Approach

by Jan Stenberg on  Jul 21, 2014 5

Last week Vaughn Vernon published Dotsero, a .NET actor model toolkit that follows the Akka API and earlier this year a preview of the Orleans framework based on the Actor model was released by Microsoft Research. In a recent twitter discussion Vaughn and Sergey Bykov, lead of the Orleans project at Microsoft Research, discussed the different approaches taken in Orleans and Dotsero.

Cloudera Acquires Big Data Encryption Startup Gazzang

by Jérôme Serrano on  Jul 15, 2014

Hadoop distributor Cloudera pursued its strategy of securing the Hadoop ecosystem by acquiring last month the big data encryption and key management startup Gazzang. The deal will strengthen Cloudera's security offering and lead to the creation of a center of excellence for Hadoop security that will initially be fueled by Gazzang’s engineering team.

Patterns for Building and Deploying Microservices

by Jan Stenberg on  Jul 08, 2014

Managing micro-services means looking after lots of small systems talking to each other and automated provisioning as well as infrastructure automation is crucial, James Lewis states when sharing techniques and practices that have helped him manage the increased operational complexity a microservice architecture gives.

rest: Open Source REST Framework For Haskell

by Roopesh Shenoy on  Jul 07, 2014

Silk has recently open-sourced a REST framework for Haskell, called "rest". It provides a DSL for defining REST services which can then be run in popular web frameworks such as happstack. This comes with features such as type-safe URLs, abstraction of format-type support, and a clean separation of API specification and business logic.

The Term µServices Already Defined Four Years Ago

by Jan Stenberg on  Jul 04, 2014 2

“I coined the term µServices four years ago defining them as services that always communicate within the same process, without any overhead, as a way to separate these lightweight services from the heavy, costly, and complex services people tended to think about because of the advent of Service Oriented Architectures (SOA)” Peter Kriens recently claimed.

Drupal Integration with Native iOS and Android Apps

by Sergio De Simone on  Jun 30, 2014

At latest Drupal Conference in Austin, TX, mobile and web development company Lemberg has introduced a native Drupal 8 software development kit. Lemberg's SDK aims at making it easier for developers to handle the communication between a native mobile app and a Drupal website. The SDK is currently available only for iOS and Android, while the Windows Phone version should be coming soon.

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