JSRs and APIs

In this section on the Java programming language, get news, advice, and tutorials on using Java in enterprise application development. Learn why Java is so widely used in programming today, and discover tricks to use and pitfalls to avoid. It's important to stay informed about the latest Java Specification Requests (JSRs) and application programming interfaces (APIs). We bring you news about JSRs and APIs, popular Java platforms, classes, objects, IDEs, and SDKs that exist for programming in Java.

May 01, 2019 01 May'19
An example of UnaryOperator in functional Lambda expressions

Do you need an example of how to use Java's UnaryOperator in a functional Lambda expression? This tutorial shows you where when and how to use the UnaryOperator interface in a function.
February 27, 2019 27 Feb'19
A simple Java Supplier interface example for those new to functional programming

There are only half a dozen classes you really need to master to become competent in the world of functional programming. The java.util.function package contains well over 40 different components, ...
February 04, 2019 04 Feb'19
A quick look at inferred types and the Java var keyword

Here's a quick look at the Java var keyword and what it looks like when you use inferred types in your code.
January 01, 2019 01 Jan'19
How to use Java's functional Consumer interface example

The functional consumer interface is a key part of the Java Streams API. Here is a simple Consumer interface example to show you how to use this Java component.

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Use the Java JDeps tool to root out internal API calls

If you have internal Java API calls in your code, it will soon stop working. Here's a way to identify those calls and replace the problematic code with options on how to fix it. Continue Reading
How to install the JDK on Windows and set up JAVA_HOME

Is it time to install the latest Java release? Here is a quick look at how to get Java running on Windows, how to set up JAVA_HOME and how to configure the Java path setting as well. Continue Reading
Here's how to add Java certified developer to your resume

Ever think about acquiring your Java certification? Here we take a look at the benefits of getting Java certified and the steps to take to ensure that it happens. Continue Reading

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How JPA and Hibernate simplify data persistence

JPA is the Java standard for data persistence, especially for relational systems. Here, we explore how Hibernate and JPA work together to make database processes easier. Continue Reading
Java versioning: Why Java 10 maps to version 18.3 of the JDK

When it comes to Java versioning, things have never been straightforward. Java 2 mapped to JDK 1.2. Java 5 mapped to JDK 1.5. But how did Java 10 end up mapping to JDK 18.3? Continue Reading
Stay ahead of Java security issues like SQL and LDAP injections

Java security best practices include validating input to prevent injection attacks and managing malicious JAR vulnerabilities. Continue Reading

Learn to apply best practices and optimize your operations.

New distributed tracing API completes the feedback loop

As apps get moved to the cloud and software has no fixed address, tracing and troubleshooting are challenges. However, a new distributed tracing API promises to simplify things. Continue Reading
Migrations to Oracle's Java SE 9 platform may be delayed

Oracle did a great job getting Java SE 9 released earlier this year, but modularity and various smaller updates may not be enough to get users to quickly migrate to JDK 9. Continue Reading
iText software simplifies the portable document format

Struggling with the rendering of PDF files? The iText PDF tool suite might provide the simplicity you need. Continue Reading

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Stop with the unsafe internal Java API calls, or the JDK will stop it for you

Soon, any code that uses Java internal APIs will not compile, and shortly after that, code that uses classes in sun.misc will not even run. Continue Reading
Bridging the gap between WebRTC, VoIP and phones

The WebRTC protocol has shown great promise for integrating telephony capabilities into modern enterprise applications. But challenges remain. Continue Reading