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How to Migrate to Microservices

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Want to read more on the process of migrating to microservices? Read the full eBook on “How to Build (and Scale) with Microservices” here! Today, modern enterprise is rushing head first into an always-on, digital-centric, mobile world. Organizations that fail to modify their approach to technology will be left by the wayside as others incorporate highly flexible and scalable architectures ...

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FizzBuzz Kata With Java Streams

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After only a couple of weeks of Judo practice, my son got bored. He complained that he wasn’t learning anything, because he kept doing the same thing over and over. It’s not just young children that confuse learning and doing new things. For instance, how many software developers go through the trouble of deliberate practice by performing katas or attending dojos? It may seem ...

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Deploying WildFly Swarm Applications To Heroku

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WildFly Swarm applications can be deployed to Heroku, simply by adding a few files to the deployment. In this post, I’ll show the changes that are needed to be made to a WildFly Swarm application and how to then deploy the application to Heroku. I’ll show how to deploy my Fruits example WildFly Swarm application to Heroku. The source for ...

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How to put the JBoss HR Employee Rewards project into the Cloud

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We have been discussing why application developers can’t ignore their stack anymore in the  App Dev Cloud Stack series. We talked about the various layers from the bottom up, but have yet to provide you with any application development tooling beyond the Red Hat  Container Development Kit (CDK). All you have so far is an easy to install project called the ...

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Solving Problems with the Right Technology: Hadoop and RDBMS

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In some circles today there is a sort of ‘Hadoop vs. RDBMS’ debate ongoing. Often the discussion casts Hadoop as the obvious heir apparent in the data processing world, with RDBMS cast as your father’s Oldsmobile. This debate is somewhat misdirected and the discussion could lead organizations away from the strategy they really should be following, namely a strategy of ...

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In Your Face! Figuring Out Apple’s Face Detection API

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I am making a native iOS app that has face detection. Apple has an awesome image detection API that can find faces, barcodes, and even rectangular shapes in images or video frames. The API came out with iOS 5.0, but I thought that an updated example with Swift 2.2 and Xcode 7.3 would hopefully help people out. The code, located ...

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Seting up https for your REST API with Boxfuse

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In my last post I showed how easy it was to get your REST API based on Spring Boot framework up and running on AWS with the help of Boxfuse. The next step is making use of SSL for the communication with the API. By using SSL we make sure our data is save during the transport between our REST ...

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Service Discovery with Docker and Consul: part 2

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So, welcome to the second part of the series on using Consul for service discovey together with docker. In this second article we’ll look at how you can use a number of Consul related tools, so make service discovery, and a couple of other related functionalities a lot easier. For the other articles in this series you can look here: ...

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Programmatic jcmd Access

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Questions posed online demonstrate the occasional desire of developers to access via their Java applications the types of information normally gained from running JConsole, VisualVM, or JDK command-line tools externally against the application. Here are some examples of those types of questions: How to get jmap histogram programmatically? Programmatically dumping heap from Java applications find which type of garbage collector ...

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