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Thymeleaf 3 – Get Started Quickly with Thymeleaf 3 and Spring MVC

spring-interview-questions-answers

Thymeleaf 3 release arrived. The new version brings plenty of new features like HTML5 support as well as Text templates support with no markup – [# th:utext="${thymeleaf.version}" /] , improved inline capabilities – <p>Thymeleaf [[${thymeleaf.version}]] is great!</p>, performence improvements and much more. The easiest way the get starter with Thymeleaf 3 and Spring MVC is by using Spring MVC 4 ...

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JavaFX 8 DatePicker in Swing Application

1. Overview This article shows an example of a Java SE 8 Swing application using a JavaFX 8 DatePicker control. The DatePicker control allows the user to enter a date as text or to select a date from a calendar popup.  This example uses a Swing JFrame with FX controls in it. To embed the FX content within the Swing ...

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Dirty Hacks Are OK

In practically every project you’ve used a “dirty hack”. setAccessbile(true), sun.misc.Unsafe, changing a final value with reflection, copy-pasting a class from a library to change just one line of wrong code. Even if you haven’t directly, a library that you are using most certainly contains some of these. Whenever we do something like that, we are reminded (by stackoverflow answers ...

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Cyclops-react Organises the Cambrian Explosion of Java 8 Libraries

What is Cyclops-react? The arrival of Lambda expressions and default methods in Java 8 heralded the biggest structural changes to the Java language in a decade. Building on top of this were some new cool APIs, such as Stream, Optional, CompletableFuture – finally Java developers could code in a more functional style. While this was very welcome, for many the ...

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AWS Lambda for Beginners

AWS Lambda is a compute service from Amazon. It makes deployment and provisioning very simple and fits very well with microservices based architecture. You can find out more about AWS Lambda here. Currently supported platforms are JVM, Node JS and Python. The programming model for the lambdas consists of Handler, Context Object, Logging and Exceptions. These are described here. Lambda ...

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NetBeans Java EE Tip #8: Persistence Units

The foundational goals of any good IDE are to simply and organize one’s code and development workflow.  NetBeans does a superb job of achieving these goals, and sometimes we take the basics for granted.  For instance, if your eyes have ever glossed over from trying to read XML in a plain text editor, you may have had issues configuring and ...

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Ideal Messaging Capabilities for Streaming Data

What capabilities should you look for in a messaging system when you design the architecture for a streaming data project? To answer that question, let’s start with a hypothetical IoT data aggregation example to illustrate specific business goals and the requirements they place on messaging technology and data architecture needed to meet those goals. The situation is a drilling operation ...

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Understanding Transactional annotation in Spring

spring-interview-questions-answers

1. Introduction Spring provides support for both programmatic and declarative transactions . 1.1 Programmatic Transactions With programmatic transactions, transaction management code needs to be explicitly written so as to commit when everything is successful and rolling back if anything goes wrong. The transaction management code is tightly bound to the business logic in this case. 1.2 Declarative Transactions Declarative transactions ...

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How to Integrate Custom Data Sources Into Apache Spark

Streaming data is a hot topic these days, and Apache Spark is an excellent framework for streaming. In this blog post, I’ll show you how to integrate custom data sources into Spark. Spark Streaming gives us the ability to stream from a variety of sources while using the same concise API for accessing data streams, performing SQL queries, or creating ...

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