InfoQ Homepage Development Content on InfoQ
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Defining Bounded Contexts — Eric Evans at DDD Europe
A bounded context is a defined part of software where particular terms and rules apply in a consistent way, Eric Evans explained in his keynote at DDD Europe earlier this year; it should have a refined model and a language with unambiguous definitions. In a recently published presentation, he describes different kinds of bounded contexts, including some that involve microservices.
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Payara Tour of Japan 2019
Payara recently completed a one-week tour of Japan in which they visited prominent Java Users Groups. Featured speakers were Kenji Hasunuma, service engineer at Payara, Ondrej Mihályi, senior service engineer at Payara, and Yusuke Yamamoto, Java Champion, creator of Twitter4J, and president of Samuraism, a Japanese company providing development tools and training.
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Facebook PyRobot Aims to Make Robot Programming Easier
According to Facebook, PyRobot will allow developers to get up and running with a robot quickly thanks to it providing a higher-level abstraction on top of the robot operating system (ROS).
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Ionic Capacitor: Creating Native Applications with JavaScript
Capacitor is a new development framework by Ionic for hybrid application creation. Capacitor provides an alternative to Apache Cordova, a well-established solution first released in 2009.
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Amazon Personalize Is Now Generally Available, Bringing ML to Customers
After the first announcement of Amazon Personalize during AWS re:Invent last November, the service is now generally available for all AWS customers. With this service, developers can add custom machine learning models to their application, including ones for personalized product recommendations, search results and direct marketing, even if they don’t have much machine learning experience.
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Service Mesh Interface (SMI): Q&A with Microsoft's Lachlan Evenson
InfoQ caught up with Lachlan Evenson, principal program manager at Microsoft, regarding the recent announcement at KubeCon of the Service Mesh Interface (SMI). Topics also discussed included the ecosystem of service meshes on Kubernetes.
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Sucrase, a Faster Babel for Modern JS Runtimes
The Sucrase JavaScript/TypeScript compiler aims at providing significantly faster development builds than the Babel compiler. Faster builds mean faster iterations, specially when testing on a large codebase. Some empirical measures show a gain in speed between 4x and 20x vs. Babel. Developers may thus enjoy the improved developer experience in development, and still resort to Babel in production.
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Cloudflare CIRCL Experiments in Post-Quantum Cryptography
Cloudflare has open-sourced CIRCL (Cloudflare Interoperable, Reusable Cryptographic Library), a collection of algorithms for post-quantum (PQ), elliptic curve cryptography, and hashing for prime groups.
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Kyma 1.0 Released, Simplifying Integrating Enterprise Applications with Cloud-Native Services
The first major release of Kyma, an open-source project designed to simplify building cloud-based and on-premise enterprise applications, is now available. Kyma provides components to simplify connecting existing and new applications with Kubernetes and expose them via the Kubernetes Service Catalog, with out-of-the-box support for monitoring, logging, eventing, tracing, and authentication.
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.NET Core: Past, Present, and Future
During the latest edition of Microsoft Build, Microsoft’s .NET program manager Scott Hunter published an article stating that .NET Core is the future of .NET .
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W3C and FIDO Alliance Finalized WebAuthn, Web Standard for Secure, Passwordless Logins
The World Wide Web Consortium (W3C) and the Fast IDentity Online (FIDO) Alliance recently announced that the Web Authentication (WebAuthn) specification is now an official web standard. WebAuthn allows users to log in via biometrics, mobile devices and/or FIDO security keys, with higher security over passwords alone.
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Experience Building Distributed Systems and Microservices — Jeppe Cramon at Micro CPH
We must understand the business domain we are working in, identify the bounded contexts and the business capabilities, and design our services using this knowledge. In a presentation at Micro CPH, Jeppe Cramon talked about his experience working with distributed systems, microservices and the principles and patterns he sees as beneficial for successfully creating microservices based systems.
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C# 8 Pattern Matching Enhancements
C# 7 laid the groundwork for pattern matching, but a lot of features had to be left on the cutting room floor. With the extra time C# 8 needs, many of these are being picked up.
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C# 8 Nullable Value Type Enhancements
First introduced in .NET 2, very little has changed for Nullable<T> over the last decade and a half, but that looks like it is about to change. Much of the work going into supporting nullable reference types in C# 8 may be applied to nullable value types.
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Google Cloud Scheduler is Now Generally Available
In a recent blog, Google announced that customers can now securely invoke HTTP targets on a schedule using Cloud Scheduler – a fully managed cron job service that allows any application to invoke batch, big data, and cloud infrastructure operations.