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RxJava cheat sheet, with a pinch of Android

Today we’re talking about RxJava, the library that implements the ideas of the reactive extensions, which is a library for composing asynchronous and event-based programs using observable sequences.

Download and print out this cheat sheet so you can use it whenever you need. To get fuller explanations and more detailed content in the cheat sheet, continue reading this blog post!


GET THE RxJava CHEAT SHEET!

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New ZTLive Webinar: What’s New for Devs in JDK 9

Well it’s really happening. JDK 9 that is — currently due for general availability on September 21st 2017. As we get closer to the release date, talk around many offices has been intensifying around what we as developers can actually expect from JDK 9.

This makes Java 9 the perfect topic for our next ZTLive webinar. We are thrilled to have two amazing speakers (and amazing human beings) to present on some great Java 9 topics: Venkat Subramaniam and Simon Ritter.

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TestContainers: making Java integration tests easy

In this post I want to share a word about an awesome library for integration testing in Java — TestContainers. We’ll provide a little background on why integration testing is so important at ZeroTurnaround and our requirements for integration tests. You will learn how TestContainers helps us at ZeroTurnaround with our own integration testing. You’ll also find a fully-functional example of an integrated test for a Java agent.

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Performance metrics that are not lying to you

Common statistical metrics are not applicable in performance testing. Incorrect metrics may cause you to ignore real problems and to optimize where it isn’t necessary. Let us look at the proper way to do performance testing.

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The best Java 9 Language and API improvements

Java 9 collections factory methods

In this post, I don’t want to spend time on discussing the module system in detail, but instead, I want to talk about what every Java developer can benefit from: the upcoming API and language changes.

So here’s a list of our favorite API changes in Java 9. Naturally, you can just look at the code examples in the post, to get the gist of what’s shown. But you can also fire up JShell and run these snippets as we talk about them to see for yourself what is going on. I’ll wait for you to start JShell up before continuing… ready? Not yet? Ok… done? Still not? Yeh, it takes a while to warm up… ok it’s started, great! Let’s begin.

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Developer Productivity Survey 2017: Why do you use the tools you use?

We’re excited to launch the survey for the RebelLabs Developer Productivity Report 2017. We’ve done a bunch of survey fuelled reports in the past and try to publish one every year analyzing the responses we get from the community about the tools they use, the technologies considered exciting or dull, the architectures we employ to build software, productivity metrics and so on. If you’ve done this before, know the ropes and just want to get started with the survey, click the fantastic button below and you’re good to go.

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Webinar recording: Reactive Spring

The recording of our April 18 webinar, Reactive Spring, is now available!

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Maven cheat sheet

Introducing JRebel for Android Enterprise and a few more things…

Exciting times at ZeroTurnaround! Thanks to interest in and adoption of our newest product, JRebel for Android, we have made some good progress in the last 6 months. With these changes the product will better serve Android developers who are building large enterprise applications, developing at a fast pace, and have serious revenue objectives to meet. ZeroTurnaround has always focused on optimizing Java development and we are very excited to bring this expertise to Android development as well.

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ZeroTurnaround breaks new ground with JRebel for Android

Tallinn, Estonia and Boston, Massachusetts, April 4th, 2017, ZeroTurnaround, creators of Java development tools, JRebel and XRebel, announced today that their Android development tool, JRebel for Android will be available for free. For Android developers who require enterprise-level capabilities, ZeroTurnaround is providing a comprehensive solution for them with JRebel for Android Enterprise.

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