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.

December 29, 2020 29 Dec'20
The performance cost of autoboxing Java primitive types

The boxing and unboxing of Java primitive types has severe performance implications. Uncover the truth about autoboxing Java primitive types in this JDK Mission Control and JVM Flight Recorder example.
June 01, 2020 01 Jun'20
How to make multiple values per key in a Java map possible

Need to add multiple values to a key in a Java HashMap but can't figure out how to do it? Here are three examples of how to solve the multiple values per key problem in Java.
February 07, 2020 07 Feb'20
Why you should make kebab case a URL naming convention best practice

They say there are only two difficult challenges in the world of computer programming: Synchronizing the invalidation of a distributed tertiary and quaternary cache; and What to name things. Given ...
December 15, 2019 15 Dec'19
Moving JavaOne to Las Vegas shows Oracle has 2020 vision

The rebranding of JavaOne to Oracle Code One and move from San Francisco to Las Vegas is one that I will welcome with open arms, and you should too.

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What makes an effective microservices logging strategy?

System size and scale play a big role in microservices logging. Follow these best practices to develop a solid logging strategy within a microservices architecture. Continue Reading
How is asynchronous microservices tracing best accomplished?

How can you trace a tricky workflow in an asynchronous microservices-oriented architecture? Two options include correlation IDs and distributed tracing tools. Continue Reading
Test your knowledge of variable naming conventions

What's the difference between snake case and camel case? Or kebab case and pascal case? Try this 10-question variable naming quiz to learn more about programming variables. Continue Reading

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What are some benefits of a microservices architecture?

Enterprises can expect a variety of benefits when they transition to a microservices-oriented application architecture. Here we take a look at the four most beneficial. Continue Reading
Why are curly braces in programming languages important?

Curly braces play a big role in code structure within popular programming languages such as Java, C++ and more. Here's how to properly line up code with curly brackets. Continue Reading
5 must-listen Joe Rogan Experience podcasts for programmers

Most listeners won't expect the Joe Rogan Experience podcast to delve into topics for developers and programmers, but these five episodes are of special interest to IT professionals. Continue Reading

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What's in a name? What developers can expect in Jakarta EE 9

What Oracle called the Java EE API is now called Jakarta EE API under the Eclipse Foundation. Here's what developers can expect in the Jakarta EE 9 release. Continue Reading
How COVID-19 created a demand for COBOL basics

An uptick in COBOL interest stems from its presence in entrenched, legacy government apps, such as unemployment or apps for emergency loans. A rush to use these apps at the start of the COVID-19 pandemic reminded us all that COBOL remains a force in... Continue Reading
Don't ever put a non-Java LTS release into production

Development teams should avoid non-long-term support releases at all costs. Pay attention to the Java release cycle to make sure your updates are supported. Continue Reading

We’ve gathered up expert advice and tips from professionals like you so that the answers you need are always available.

3 ways to remove emojis from text files in Java

Don't let a Java emoji slow down development. Follow these three tips to get rid of pesky emojis in Java code and create clean, concise text. Continue Reading
You need more than web app security to stop API attacks

API and web application vulnerabilities may share some common traits, but it's where they differ that hackers will target. Continue Reading
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