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Java Follow 370 Followers

JavaOne Keynote: Oracle Talks Blockchain, Bots and Serverless

by Matt Raible Follow 4 Followers on  Oct 13, 2017

The developer keynote at JavaOne on Tuesday focused on communication and Oracle’s cloud offering. Oracle provided an update on Oracle Developer Community, the relaunched OTN that was announced at JavaOne last year, and provided a number of demos and overviews of Oracle Cloud.

Architecture & Design Follow 608 Followers

Vaughn Vernon Uses Reactive DDD to Model Uncertainty in Microservices

by Thomas Betts Follow 5 Followers on  Oct 09, 2017 4

Microservices and reactive systems bring with them uncertainty about messages arriving out of order, multiple times, or not at all. How to react to such uncertainty is a business decision, says Vaughn Vernon, and is best captured by modeling the uncertainty using concepts of Domain-Driven Design.

Web API Follow 112 Followers

PayPal’s API Style Guide and Patterns

by Abel Avram Follow 4 Followers on  Sep 22, 2017

PayPal has created their platform as services connected to each other through RESTful APIs. They have developed guidelines and design patterns for creating and using these APIs, making them publicly available for other developers to get inspiration for their own projects.

Architecture & Design Follow 608 Followers

Eric Evans: Domain-Driven Design Even More Relevant Now

by Thomas Betts Follow 5 Followers on  Sep 21, 2017 3

Eric Evans, author of Domain-Driven Design, said the concepts in the book he wrote in 2003 are even more relevant now than they were 14 years ago. As the range of tools and technologies has expanded, some lend themselves to the principles of DDD better than others we've had in the past. Evans said, "DDD is not about technology, but is not indifferent about technology."

Architecture & Design Follow 608 Followers

Event Architectures and Event Streaming

by Jan Stenberg Follow 6 Followers on  Sep 06, 2017

When moving from a monolithic system to a distributed or microservices system, you commonly also move from a single source of truth in one database to many databases and thus many sources of truth. Using an event architecture and persisting all events as a stream can give back the single source of truth, Ben Stopford claims in one of a series of blog posts about events, event streams and Kafka.

Java Follow 370 Followers

Spring Boot 2.0 Will Feature Improved Actuator Endpoints

by Michael Redlich Follow 7 Followers on  Aug 31, 2017

The upcoming release of Spring Boot 2.0.0 M4 will feature an improved actuator endpoint infrastructure featuring new mapping, easier creation of user-defined endpoints, and improved security. Stéphane Nicoll, principal software engineer at Pivotal, spoke to InfoQ about these actuator endpoints.

Architecture & Design Follow 608 Followers

Initial Metropolis Ethereum Hardfork Expected in September

by Kent Weare Follow 7 Followers on  Aug 30, 2017

The Ethereum Foundation released additional details about the upcoming update to the Ethereum network called Metropolis. The Metropolis hard fork is set to be divided into two core releases: Byzantium and Constantinople. Byzantium will be the first of the two releases, and is targeting a late September release and includes updates on transaction anonymity and predictable gas charges.

Architecture & Design Follow 608 Followers

Microsoft .NET Architecture Guidance Released

by Michael Stiefel Follow 0 Followers on  Aug 30, 2017

Four application architecture guides are available from Microsoft's Developer Division and the Visual Studio product teams. This guidance covers four areas: Microservices, Docker, Web Applications with ASP.NET Core and Azure, and Enterprise Applications Using Xamarin Forms. Each guidance is contained in an eBook. There are two end-to-end reference applications that the guides use as examples.

Java Follow 370 Followers

Apache OpenWebBeans Releases Meecrowave Server Version 1.0 for Java EE-Based Microservices

by Michael Redlich Follow 7 Followers on  Aug 30, 2017

Apache OpenWebBeans recently released version 1.0.0 of their Meecrowave project, a microservices server built on top of existing Apache projects utilizing servlets, CDI, JSON-P and JSON-B, and JAX-RS. Meecrowave may be used for microservices and standalone applications.

Java Follow 370 Followers

Java API for RESTful Web Services 2.1 Released

by Amit K Gupta Follow 3 Followers on  Aug 26, 2017

Java API for RESTful Web Services JAX-RS 2.1 was released, with support for server-sent events, JSON-B, improved support for JSON-P, and a reactive extension to the client API.

Architecture & Design Follow 608 Followers

Selecting an Event Architecture

by Jan Stenberg Follow 6 Followers on  Aug 24, 2017

When designing a distributed system, maybe based on microservices, and you are considering an event architecture, there are several models and technologies available. When choosing how to implement the architecture the non-functional requirements are a main factor, David Dawson claims when describing different styles of event architectures in a recent blog post.

Architecture & Design Follow 608 Followers

QCon New York 2017: Scaling Event Sourcing for Netflix Downloads

by Andrew Morgan Follow 0 Followers on  Aug 23, 2017

Phillipa Avery, senior software engineer at Netflix, and Robert Reta, senior software engineer at Netflix, presented their Cassandra-backed event sourcing architecture at QCon New York 2017. Currently, it powers the download feature in Netflix, and was summarised as something which improved the flexibility, reliability, scalability and debuggability of their services.

Cloud Follow 55 Followers

Microsoft Announces Coco Framework for Enterprise Blockchain Networks

by Kent Weare Follow 7 Followers on  Aug 20, 2017

In a recent blog post, Microsoft announced a new open framework, called Coco, which targets enterprise consortium networks. The framework sits on top of existing blockchain platforms, such as Ethereum, and focuses on improving network throughput, adding new confidentiality models, network policy management and support for non-deterministic transactions.

Architecture & Design Follow 608 Followers

Distributed Schedulers with Microservice Architectures

by Andrew Morgan Follow 0 Followers on  Aug 19, 2017

Martin Campbell, microservices scalability expert at DigitalOcean, talked about running a microservice based architecture with a distributed scheduler at MicroXchg Berlin 2017. He focused primarily on the problems encountered along the way, and the tradeoffs between offerings like Kubernetes, Nomad, and Mesos.

Cloud Follow 55 Followers

Microsoft Ships Azure Event Grid for Unified Event Processing

by Richard Seroter Follow 2 Followers on  Aug 16, 2017

Today, Microsoft released a novel service for ingesting and processing cloud events. The Azure Event Grid takes events generated from Azure services, or custom apps, and routes them to chosen handlers.

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