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Your own MicroProfile Config source

java-interview-questions-answers

MicroProfile Config, that is part of the MicroProfile Specification, is the standardization for Java Enterprise and Microservices configuration. Out of the box (i.e. mandatory for all implementations as defined by the specification) there are 3 ways to define your configuration: System.getProperties() System.getenv() All META-INF/microprofile-config.properties on the classpath The ordinal of these Config Sources determine the order in which the System ...

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JavaFX on JDK 11

There was a mixture of feelings about the decoupling of JavaFX from JDK after its 11th release. Many of us felt that now this is the time to say goodbye to JavaFX and switch to another GUI technology, While some others were happy about this circumstance. They believed that decoupling JavaFX from the hands of the Oracle and pursuing its development ...

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The Functional Style – Part 1

An introduction. Functional programming is a very hot topic nowadays. People are increasingly interested in functional and hybrid-functional languages such as Haskell, Scala, F# and Clojure, and functional programming is one of the most popular requested topics for discussion in conferences and programming communities. Since you’re reading this, maybe you are interested to find out more about it too; if ...

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APIs To Be Removed from Java 11

After seeing several APIs removed as part of Java 10, Java 11 (JSR 384) looks to remove some more APIs. In the recent OpenJDK java-se-spec-experts mailing list post “JSR 384 (Java SE 11) PFD Specification posted to jcp.org,” Iris Clark announced the availability of the Java SE 11 (18.9) Proposed Final Draft Specification. This document lists APIs that are being ...

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How to avoid deadlock in Java Threads?

How to avoid deadlock in Java? is one of the popular Java interview question and flavor of the season for multi-threading, asked mostly at a senior level with lots of follow up questions. Even though question looks very basic but most of the Java developers get stuck once you start going deep. Interview questions start with “What is a deadlock?” ...

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11 IoT Visual programming tools to develop IoT apps

Start developing IoT apps using IoT visual programming tools to semplify the development process This is a list of the most known and useful IoT visual programming tools to start developing IoT apps. Nowadays, IoT is getting always more important and it is a fact that there is a lot of interest in this new technology. IoT and the IoT ...

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JDK 12, Merging Collectors, and the Challenge of Naming

It appears likely that a new method will be available on the java.util.streams.Collectors class in JDK 12 that will, according to the new method’s proposed Javadoc-based documentation, “Return a Collector that passes the input elements to two specified collectors and merges their results with the specified merge function.” The currently proposed name of this new Collectors method is pairing, but ...

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Meet CLI for CUBA Platform

java-interview-questions-answers

There is no secret, that the world of software developers, especially Java developers, is full of keyboard maniacs who’d better type 10-15 letters over one mouse click. And our community is not an exception, therefore we’ve been frequently asked questions like “How can I start a project without CUBA Studio?” or “Is there light-weight free command line alternative to CUBA ...

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