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.
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.
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.
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, 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.
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.
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.
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.
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.
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.
“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.
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.
The recently released version v1.0.0 of HazelcastMQ adds a Java STOMP client and server implementation as well as an Apache Camel component. HazelcastMQ is a provider of a messaging layer on top of the basic Queue and Topic data structures in Hazelcast, an in-memory data grid. STOMP is the Simple (or Streaming) Text Orientated Messaging Protocol, an interoperable wire format.
DDD and CQRS are great for building scalable software considering concepts like bounded contexts, transaction boundaries and event based communication and is together with Akka a complete platform for building enterprise applications, Pawel Kaczor starts a three-part series building an reactive application based on these concepts.
By gathering all domain experts and developers in a room, provide them with a paper roll, lots of colored post-its and a facilitator they may in hours create the best model ever, Alberto Brandolini suggested at the recent DDD Exchange conference in London.