Java platform tools and technology

Java tools and technology help application developers build better code faster. Some Java tools are aimed at increasing the efficiency of applications running on the Java platform in terms of the computing and storage resources necessary to run the application. Other Java technologies are focused on making Java applications more maintainable via modularity and component reuse or other strategies. Still other tools and technologies are designed to make each application developer more effective by increasing communication (collaboration tools) or reducing the need for repetitive boilerplate code (high level abstractions and Java code libraries).

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How to delete a Git repository

Trying to delete a local Git repository but the DVCS system still persists? Here's a quick example of how to locally remove a Git repo permanently and completely.
November 29, 2021 29 Nov'21
How to use jarsigner to sign JARs files example

Here's a quick example of how to use Java's jarsigner to digitially sign JAR files.
November 29, 2021 29 Nov'21
How to use Java's javap tool by example

Need to disassemble a Java class file? Want to look at the bytecode instructions generated from compiling source? These javap tool examples will show you how to use the javap command properly.
November 29, 2021 29 Nov'21
How to import a Maven project from GitHub into Eclipse

Here's a quick tutorial that shows you how to import a GitHub hosted Maven project into the Eclipse IDE.

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How technologists should approach professional development

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Test your knowledge of Java foundations

Whether you're new to Java or have worked with the language for years, you need to know the foundational building blocks. Review the basics in this Java quiz. Continue Reading
Incorporate diversity and inclusion in technology design

DEI in technology is about more than creating a diverse workplace. We talked to a few DEI professionals about how teams build tools with diversity and inclusion in mind. Continue Reading

Weigh the pros and cons of technologies, products and projects you are considering.

5 best Java 17 features that developers will love

The new Java 17 release contains plenty of new features that will intrigue developers. Here are five features that should push developers off the Java 11 LTS to JDK 17. Continue Reading
5 reasons why Java is still the best programming language

Here's why Java is still the most popular programming language for everything from mobile development to enterprise and server-side applications that empower the middle tier. Continue Reading
Java Iterator vs. Enumeration: Why Iterator is the right call

Do you need to loop through a collection of objects and need to decide between a Java Iterator or an Enumeration? Here's why you should choose an Iterator almost every time. Continue Reading

Learn to apply best practices and optimize your operations.

3 simple Java Hello World examples

Are you a developer who's new to Java? Here are three ways to write a Hello World program in Java on Eclipse and get started with the popular programming language. Continue Reading
5 Java performance profiling tips to help tune your JVM

Check out these Java performance tips, such as which profiling tool to use, what data you need to save as part of your CI/CD pipeline and how to incorporate AI. Continue Reading
5 helpful tips to reduce webpage load time, improve performance

Nobody wants to wait for a webpage to load. Follow these tips to reduce website load time and improve the user experience for a better online persona. Continue Reading

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How to fix high Java CPU usage problems

The root cause of high Java CPU usage is not always simple to diagnose. Let's go over some common misdirections and review what often causes the problem under the hood. Continue Reading
5 ways to force Java garbage collection

A developer can't technically force garbage collection in Java, but it can be made a priority. If you need to free up heap space, here are five ways to prioritize it in the JVM. Continue Reading
Use .gitkeep to commit and push an empty Git folder or directory

What is the .gitkeep file? How do you commit and push empty Git folders? In this quick tutorial we'll explain why git is not pushing empty folders and how to fix it. Continue Reading