List/Grid Tag Archives: Java 8

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First Java 8 Experience

Like the rest of the world, I fell deeply in love with Slack. Why? Lot of reasons, but the main one is it provides a new means of really building the SDLC process around communication ...
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Java 8 Streams: Micro Katas

A programming kata is an exercise which helps a programmer hone his skills through practice and repetition. This article is part of the series Java Tutorial Through Katas. The article ...
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Spring Boot / Java 8 / Tomcat 8 on Openshift with DIY

DIY cartridge is an experimental cartridge that provides a way to test unsupported languages on OpenShift. It provides a minimal, free-form scaffolding which leaves all details of the ...
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Let’s Stream a Map in Java 8 with jOOλ

I wanted to find an easy way to stream a Map in Java 8. Guess what? There isn’t! What I would’ve expected for convenience is the following method:                   public ...
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Don’t Miss out on Writing Java 8 SQL One-Liners with jOOλ or jOOQ

More and more people are catching up with the latest update to our platform by adopting functional programming also for their businesses. At Data Geekery, we’re using Java 8 for our ...
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Optional and Objects: Null Pointer Saviours!

No one loves Null Pointer Exceptions ! Is there a way we can get rid of them ? Maybe . . .                    Couple of techniques have ...
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Asynchronous SQL Execution with jOOQ and Java 8’s CompletableFuture

Reactive programming is the new buzzword, which essentially just means asynchronous programming or messaging. Fact is that functional syntax greatly helps with structuring asynchronous ...
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How Nashorn Impacts API Evolution on a New Level

Following our previous article about how to use jOOQ with Java 8 and Nashorn, one of our users discovered a flaw in using the jOOQ API as discussed here on the user group. In essence, ...
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When the Java 8 Streams API is not Enough

Java 8 was – as always – a release of compromises and backwards-compatibility. A release where the JSR-335 expert group might not have agreed upon scope or feasibility of certain ...
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Date/Time Formatting/Parsing, Java 8 Style

Since nearly the beginning of Java, Java developers have worked with dates and times via the java.util.Date class (since JDK 1.0) and then the java.util.Calendar class (since JDK 1.1). ...
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