Java Development Tools
Java development tools are supported by many platforms and numerous plugins exist to extend the capabilities. In this section, get the latest news on development tools, find advice on how to optimize your use of Java, and follow tutorials to improve your skills when using Java development tools. Learn about valuable tools including the integrated development platform (IDE), and discover tools and plugins you can use to create programs in Java.
Top Stories
-
Tutorial
30 Mar 2022
An example of how suppressed exceptions in Java work
Don't ignore suppressed exceptions. In this quick tutorial we show you how to anticipate when code will throw suppressed exceptions, along with the best practices to handle them. Continue Reading
-
Tutorial
30 Mar 2022
A simple 'try with resources' in Java example
Java's 'try-with-resources' exception handling feature can help you write better, more effective Java code. Here's a quick example of the try with resources construct in action. Continue Reading
-
Video
20 Feb 2020
How to integrate Nexus with Jenkins for simpler builds
Integrate Nexus with Jenkins in your local environment to simplify development and run build jobs with minimal headaches. Continue Reading
-
Blog Post
06 Feb 2020
Why I consider the Lenovo T430 the best laptop value around
Looking for an affordable used laptop? Check out the Lenovo T430. It's the best used laptop value around. Continue Reading
-
Blog Post
31 Jan 2020
Fix Java memory leaks without costly JVM heap dumps by example
You can fix your Java memory leak problem without a costly JVM heap dump. Just use Java Flight Recorder's Old Object Sample event and view the recording in JDK Mission Control. Continue Reading
-
Video
31 Jan 2020
How to use the Jenkins multi-configuration project
In this Jenkins Matrix project plugin example, create a two-dimensional build job that runs 16 build jobs at once. Continue Reading
-
Blog Post
30 Dec 2019
TheServerSide's top articles from 2019
From Git to the speed of the OpenJDK, here's a look at some of the most popular topics of 2019 on TheServerSide.com. Continue Reading
-
Video
20 Dec 2019
JDBC tutorial: Easy installation and setup with Apache Derby
New database developers can get up to speed with this tutorial on JDBC and Apache Derby. Follow these steps to install and connect to the Derby database on your terminal. Continue Reading
-
Video
16 Dec 2019
How to test and deploy WARs with Tomcat and Eclipse
With the proper configuration and integration, it's easy to deploy WAR files from Eclipse to Tomcat. Follow these five steps that every developer should know. Continue Reading
-
Opinion
11 Dec 2019
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
-
Video
19 Nov 2019
How to run Java preview features such as JDK 13 text blocks
Follow these five steps to enable the JDK 13 text blocks as part of the preview features in the latest Java release and use multi-line String literal in your code. Continue Reading
-
Feature
01 Nov 2019
Why AI application development isn't as far away as you think
The distance between application development and AI development continues to narrow. Here's how to integrate AI into your app dev and get more value out of your data. Continue Reading
-
News
17 Sep 2019
Java SE 13 adds performance, security, stability features
Java SE 13 provides developers with new features to make the Java language and platform more secure and stable. Oracle has also rolled out free cloud services and developer tools. Continue Reading
-
Feature
30 Aug 2019
AI development tools make software development easier
Software tools with AI can help optimize various elements to make the development pipeline easier to handle for all those involved in the process. Continue Reading
-
Video
29 Aug 2019
Step-by-step Jenkins Tomcat deploy of a WAR file
You can use Jenkins to deploy a WAR file to a container in your environment in four easy steps. Follow along to learn how to push your Jenkins pipeline to deploy to Tomcat. Continue Reading
-
Feature
21 Aug 2019
Can a left shift in Java cause DevOps developer burnout?
DevOps burnout is more common than you think. Pay attention to the details in your Java shift left to make sure your dev and management teams are working toward the same goals. Continue Reading
-
Video
14 Aug 2019
Step-by-step Maven Tomcat WAR file deploy example
Five simple steps are all that's needed to deploy WAR files with the Tomcat-Maven plugin. Use the following steps for a successful deployment in your environment. Continue Reading
-
Tutorial
08 Aug 2019
How to install the JDK on Windows and set up JAVA_HOME
You have options when it comes to JDK installations on Windows and Linux. Here are some helpful tips to ensure a proper install and why JAVA_HOME can be helpful. Continue Reading
-
Feature
31 Jul 2019
Follow these best practices on how to write clean code in Java
Follow these three best practices to write clean Java code and help make your application development simple and painless for all parties involved in the process. Continue Reading
-
Opinion
30 Jul 2019
What's the future of WebSphere Portal as HCL acquires IBM products?
WebSphere users can breathe easy after its acquisition by HCL was finalized in July 2019. The platform will receive heavy investment from its new caretakers. Continue Reading
-
Video
28 Jun 2019
Hibernate vs. JDBC: How do these database APIs differ?
Don't overthink it. Hibernate and JDBC aren't the same thing. But how do these database APIs differ? Here's a brief history lesson and explainer to find out. Continue Reading
-
Video
26 Jun 2019
Best Java static code analysis tools for code quality automation
Don't let faulty code bring down your software project. These Java code quality tools can help find and fix common errors before they become problems. Continue Reading
-
Video
18 Jun 2019
Java command-line interface tools every JDK developer should know
These five JDK tools -- javac, javap, jstat, jdeps and jar -- should be on the must-know list for every developer to help comprehend the underlying code in a project. Continue Reading
-
Blog Post
13 Jun 2019
How to troubleshoot a JVM OutOfMemoryError problem
https://youtu.be/7Y67bkR977c There aren't any magical tools that will fix an OutOfMemoryError for you, but there are some options available that will help automate your ability to troubleshoot and ... Continue Reading
-
Video
12 Jun 2019
The top Java deployment tools to use on your next project
Java application deployment tools such as Maven and Gradle can be beneficial for your IT team. Compare those and other options, along with frameworks, to ease this process. Continue Reading
-
Video
29 May 2019
How to create a private GitHub repository example
The private repository feature is now available in the GitHub free tier. Here's how to create and clone a repository without error messages to derail development. Continue Reading
-
Feature
15 May 2019
Don't let plugins open up more Jenkins vulnerabilities
Let's explore the Blue Ocean, Config File Provider and Groovy plugins with security vulnerabilities. Here's how to address them, and what could happen if you don't. Continue Reading
-
Blog Post
05 May 2019
How to install Tomcat as your Java application server
Doing Java web development and need to install Tomcat? This example will show you how to download, meet prerequisites, install and test the popular Java web server. Continue Reading
-
Blog Post
01 May 2019
Examples of Git commit message done wrong
How not to write a Git commit message I'm working on an article that outlines how to write a good Git commit message, along with a variety of Git commit message conventions and rules that ... Continue Reading
-
Blog Post
25 Apr 2019
How to write a screen scraper application with HtmlUnit
Interested in how to write a Java screen scraper application with HtmlUnit instead of JSoup? Here's a screen scraper example to help you get started with content aggregation. Continue Reading
-
Video
10 Apr 2019
Follow this Java screen scraper example to aggregate content
Follow this JSoup example of screen scraping to aggregate data from live webpages, and generate results that can be easily identified and organized. Continue Reading
-
Feature
26 Mar 2019
Incorporate telemetry to keep a DevOps tools list in check
Don't let a long list of DevOps tools burden your enterprise. Incorporate telemetry to simplify your tooling and prevent developers from working redundantly on similar problems. Continue Reading
-
Blog Post
18 Mar 2019
How Instacart works around buggy Elasticsearch queries
Enterprises that use Elasticsearch to find dynamic information in other apps are struggling to identify errant code that stalls enterprise apps. In theory, application performance monitoring tools ... Continue Reading
-
Feature
14 Mar 2019
Fix this runC vulnerability to prevent unwanted root access
Examine a recent vulnerability to the runC container code and what you need to do to prevent unwanted root access and container manipulation in your computing environment. Continue Reading
-
Feature
11 Mar 2019
Manage Jenkins vulnerabilities via Security Advisory page
The Jenkins Security Advisory maintains a list of vulnerable plugins and ways to fix issues that may otherwise hamper your environment. Keep a close eye on it for your well-being. Continue Reading
-
Video
26 Feb 2019
Don't git revert that last commit, git reset instead
Developers should only use git revert if they need to reverse out a specific change in their code. To simply undo a previous commit to a shared repository, use git reset instead. Continue Reading
-
Video
20 Feb 2019
Jenkins creator explains why a successful build job is blue
Instead of the often-recognized red, yellow and green layout for success and failure, Jenkins replaced green with blue. If you've ever wondered why, here is your answer. Continue Reading
-
Opinion
12 Feb 2019
Master-slave terminology alternatives you can use right now
Software companies have found alternatives for master-slave terminology to describe their distributed systems. It's time for the rest of the IT world to do the same. Continue Reading
-
Video
31 Jan 2019
Tough sample GitHub interview questions and answers for job candidates
If you're a developer in search of a DevOps job, you'll need to address these Git and GitHub interview questions and answers. And don't forget about distributed version control systems either. Continue Reading
-
Tip
31 Jan 2019
These tools help build microservices in Java
Depending on the mission, developers need to align their tool choices with one of two paths for Java microservices. Here's what you need to know. Continue Reading
-
Tip
31 Jan 2019
Developers find cautious optimism for serverless platforms
Experts urge cautious optimism around serverless development. It has its benefits, but tools that don't work as expected and a developer learning curve can cause some problems. Continue Reading
-
Video
29 Jan 2019
Install the Jenkins Artifactory plugin in 5 easy steps
Jenkins and Artifactory integration can be a major timesaver for DevOps engineers. Follow these five steps for an easy plugin installation in your CI/CD pipelines. Continue Reading
-
Tutorial
29 Jan 2019
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
-
Feature
14 Jan 2019
Want a private GitHub repository? It comes with a catch
Want a private GitHub repo? You can now create one with a basic account, but the feature set is somewhat limited. Continue Reading
-
Blog Post
06 Jan 2019
How Atomist's Rod Johnson works with pull requests
Pull requests play an important role in any large software development project. They facilitate efficient code review, reduce bugs, track progress, and help coordinate a shared understanding of ... Continue Reading
-
News
04 Jan 2019
Salesforce Lightning Web Components adds JavaScript model
By moving toward a standard-based JavaScript model, Salesforce is appealing to millions of JavaScript developers by making it easier to build custom apps on Salesforce Lightning. Continue Reading
-
Feature
28 Dec 2018
Java developer tutorials a popular destination for 2018 readers
What were readers interested in during 2018? Java developer tutorials topped the list. Learn how to integrate RESTful APIs, GIT, and Jenkins CI tools. Continue Reading
-
Feature
27 Dec 2018
Year in review: Five topics that epitomized Java in 2018
In 2018, we focused on what the future of Java might look like. With the IBM-Red Hat merger and the ascension of DevOps, the life and times of the Java developer are changing. Continue Reading
-
Opinion
14 Nov 2018
Is it a mistake to teach Java as a first programming language?
Is it right to teach Java to students as an introductory programming language? If not, what are the alternatives to Java when it comes to learning how to code? Continue Reading
-
Feature
07 Nov 2018
The 4 essential Java cyclomatic complexity testing tools
Code that's less complex is easier to troubleshoot and maintain. If developers can calculate code cyclomatic complexity metrics, they have a playbook to tackle the testing phase. Continue Reading
-
Blog Post
02 Nov 2018
Do a git reset and push to undo previous local git commits example
What happens when you git reset and push to a remote GitHub or GitLab server? Are the reset local commits published, or do previous commits simply vanish? Continue Reading
-
Blog Post
01 Nov 2018
To the brave new world of reactive systems and back
We explore the idea of reactive systems and learn how they are designed. Continue Reading
-
Blog Post
01 Nov 2018
How to choose the right virtual reality development engine
Creating virtual 3D worlds has been a dream of programmers for many decades. Virtual reality, once a faraway fiction, is becoming a reality. Continue Reading
-
Blog Post
01 Nov 2018
How to learn software development tools faster
Red Hat’s chief trainer explores how developers can do a better job of keeping up with new tools. Continue Reading
-
Blog Post
01 Nov 2018
How developers can prepare for the evolution of virtual reality
Katie Stern, GM of the Game Developers Conference weighs in on what is in store for the future of VR development. Continue Reading
-
Video
30 Oct 2018
4 ways to upload a JAR to a JFrog Artifactory repository
Need to upload a JAR to a Maven repository after an artifact has been built? Here, we show you four ways to upload a file to a JFrog Artifactory repository. Continue Reading
-
Opinion
22 Oct 2018
4 reasons why Gradle may be the right Java build tool
When it comes to building Java projects, developers need to pick the right tool for the job. Gradle separates itself from the pack with its emphasis on plugins and flexibility. Continue Reading
-
Video
09 Oct 2018
How to use the Jenkins Git Plugin: Tips and tricks
Being able to pull from a source code repository is a given, but here are five features the Jenkins Git Plugin makes available to your build jobs that you didn't even know were there. Continue Reading
-
Definition
08 Oct 2018
Java Development Kit (JDK)
The Java Development Kit (JDK) provides the foundation upon which all applications that are targeted toward the Java platform are built. Continue Reading
-
Video
01 Oct 2018
How to Git started and use the Github Desktop app tool
The GitHub Desktop client has been around for a few years now. In this GitHub Desktop app tutorial, we take a look at how well the tool performs the five basic Git commands. Continue Reading
-
Blog Post
01 Oct 2018
How to prepare for virtual reality development
Katie Stern, general manager of the Game Developers Conference, weighs in on what is in store for the future of VR development. Continue Reading
-
Video
28 Sep 2018
Tough sample DevOps interview questions and answers to tackle
Interested in applying for that DevOps engineer position? Then take a look at these tough, sample DevOps interview questions and answers, and see how well you are prepared. Continue Reading
-
Video
18 Sep 2018
How to set up and use a JFrog Artifactory as a local Maven repository
In this Artifactory tutorial, we'll show you how to deploy JAR files to an Artifactory Maven repository. It's surprisingly simple. Continue Reading
-
Feature
13 Sep 2018
When you compare Java build tools, Maven comes out on top
What is the best Java build tool on the market? Is it Gradle? Do people still use Ant? Here, we explore why Maven is still one of the industry's most popular Java build tools. Continue Reading
-
Video
25 Aug 2018
Tough sample Jenkins interview questions and answers for DevOps engineers
Applying for an engineering job where continuous integration is part of the description? Here are 10 tough Jenkins interview questions to prepare you for the DevOps engineering interview. Continue Reading
-
Video
02 Aug 2018
Maven Checkstyle Plugin example: How to enforce Java quality rules
Java Checkstyle rules can be applied to every build to ensure developers are following source code quality rules correctly. This Maven Checkstyle Plugin tutorial shows you how. Continue Reading
-
Quiz
31 Jul 2018
10 Git quiz questions to test your distributed version control skills
Test your distributed version control knowledge with this 10 Git questions quiz. It's a quick test that will see how well you know the basics of the popular DVCS tool. Continue Reading
-
Quiz
24 Jul 2018
Ten Jenkins quiz questions to test your install and config IQ
Here are 10 Jenkins questions designed to test your knowledge of the build tool. Think you know continuous integration well? Take this Jenkins quiz, and find out if you do. Continue Reading
-
Video
17 Jul 2018
A git reset hard example: An easy way to undo local commits and shift head
For those looking to undo a commit, the easiest way to do it is by using the git reset hard command. It's the easy way to reset the HEAD, the index and the working tree as well. Continue Reading
-
Tutorial
12 Jul 2018
Jenkins Git integration: GitHub pull request via the Git plugin
This Jenkins Git integration tutorial demonstrates how to create a freestyle build job that performs a Jenkins GitHub pull request. It's an example of the Jenkins Git plug-in in action. Continue Reading
-
Video
10 Jul 2018
Jenkins parameterized build example with String and Boolean parameters
It's easy to customize your Jenkins jobs when you add parameters to the build. This Jenkins parameterized build example with Boolean and String parameters is the first step to a fresh continuous integration pipeline. Continue Reading
-
Blog Post
01 Jul 2018
DevOps interview questions and answers PDF for experienced job applicants
Looking for a DevOps interview questions and answers PDF for experienced job applicants? Here's a downloadable PDF of our original DevOps interview questions article. Continue Reading
-
Tutorial
30 Jun 2018
Spring MVC tutorial: How Spring Boot web MVC makes Java app development easy
Spring Boot has provided an opinionated approach to developing microservices. In this Spring MVC tutorial, we show how Spring Boot has changed Java web development as well. Continue Reading
-
Tutorial
28 Jun 2018
5 basic Git commands developers must master: Tutorial with examples
Just getting started with Git or GitHub? If so, there are five basic Git commands you need to master. This Git commands tutorial for beginners takes you through each. Continue Reading
-
Opinion
12 Jun 2018
Jenkins vs. Maven: Compare these build and integration tools
DevOps advocates are often asked for a Jenkins vs. Maven comparison. But those asking often discover that Maven-Jenkins integration is the true path to continuous integration success. Continue Reading
-
Tutorial
11 Jun 2018
Jenkins environment variables list for shell script build jobs
The Jenkins environment variables list outlines the various properties that developers can inject into advanced Jenkins shell scripts and batch programs. Continue Reading
-
Blog Post
23 May 2018
How to 'git cherry-pick' from another branch example
In a previous tutorial, we took a look at how to cherry-pick a commit on the current branch, but one of the ancillary questions that commonly arises is how to perform a git cherry-pick from another ... Continue Reading
-
Feature
23 May 2018
Why we still use Apache Ant tool in Java build and deploys
Plenty of companies still use the Apache Ant tool in Java development cycles and as part of their continuous deployments. Here's why Apache Ant is still a great choice for CI/CD. Continue Reading
-
Blog Post
17 May 2018
How to git cherry-pick a commit example
One of the most commonly misunderstood version control commands is git cherry-pick, and that's a real shame because the ability to git cherry-pick a commit is one of the most useful skills a ... Continue Reading
-
Tutorial
09 May 2018
Fix broken builds with this log4j Maven dependency example
DevOps professionals need to know how Maven dependency management works. This log4j Maven dependency example demonstrates how to use Maven Central and resolve external libraries. Continue Reading
-
Tutorial
09 May 2018
How to install Maven and build apps with the mvn command line
If you want to learn Maven and become a build master, the first step is to install Maven, and the second is to use the mvn command-line tool to compile and package Java apps. Continue Reading
-
Blog Post
01 May 2018
Jenkins Git environment variables list: A working shell script by example
When using the Jenkins Git plugin, a vast array of new environment variables are offered up. Here's a complete Jenkins Git environment variables list. Continue Reading
-
Blog Post
01 May 2018
Fix SonarQube's 'jvm.dll is missing' and 'missing server JVM' startup error
Hitting a 'jvm.dll is missing', 'jvm.dll not found' or a 'missing server JVM' error as you try to start Java apps such as Eclipse or SonarQube? Here's the fix. Continue Reading
-
Blog Post
30 Apr 2018
Master the fundamentals the Apache Maven build tool for Java
While at various conference sessions, or as a participant in development workshops, one of the sad realities to which I'm constantly reminded is that there are a large number of very experienced ... Continue Reading
-
Feature
16 Apr 2018
The best web programming languages for development
Many technologies have emerged to facilitate browser-based development. Here, we look at those technologies in an effort to identify the best web programming languages of today. Continue Reading
-
Tutorial
10 Apr 2018
Use the Jenkins OAuth plug-in to securely pull from GitHub
The easiest way to securely push code to your remote GitHub repository from your continuous integration server is to use the Jenkins OAuth plug-in. This tutorial shows you how. Continue Reading
-
Feature
08 Mar 2018
Application security vulnerabilities are often known exploits
How hard is it to secure an enterprise application? It's not hard, especially given the fact that most application security vulnerabilities are known threats with simple solutions. Continue Reading
-
Feature
20 Feb 2018
How DevOps concepts eluted from cloud computing and service platforms
The popularity of DevOps can be traced back to the emergence of cloud computing. As programmers began scripting their environments, the line between dev and ops began to blur. Continue Reading
-
Podcast
07 Feb 2018
Database automation drives DevOps into the persistence layer
A new breed of software tools is driving DevOps processes deep into the persistence layer, as database automation and continuous deployment come together. Continue Reading
-
News
19 Dec 2017
Top DevOps vendors promise faster releases with fewer bugs
What's the hottest software development trend? If the number of top DevOps vendors taking up space on conference hall floors is an indication, it would have to be merging Dev and Ops. Continue Reading
-
Definition
29 Sep 2017
Java assert
The Java assert is a mechanism used primarily in nonproduction environments to test for extraordinary conditions that will never be encountered unless a bug exists somewhere in the code. Continue Reading
-
Feature
28 Aug 2017
Improve your user engagement metrics with emotional analytics
Find out how new emotion analytics algorithms are bringing feeling, emotional connection, and engagement to modern apps. Continue Reading
-
Feature
17 Jul 2017
Improved application performance management tools help simplify DevOps
As more organization take a DevOps based approach to continuous delivery, many are finding that new application performance management tools are aiding their DevOps transitions. Continue Reading
-
Blog Post
11 Jul 2017
DevOps development is a software developer's burden
The committed use of a continuous delivery pipeline inevitably puts a far greater onus on the software developer than systems that used more traditional methods of moving code into product. A ... Continue Reading
-
Feature
05 Jul 2017
Java DevOps provides Agile path to continuous delivery success
While there are many competing software development languages, Java DevOps has continued to prove itself as a means for successfully implementing continuous delivery systems. Continue Reading
-
Feature
20 Jun 2017
Effective DevOps hinges on automating a continuous delivery pipeline
Many organizations struggle with bringing development and operations together, only to realize that effective DevOps means successfully automating a continuous delivery pipeline. Continue Reading
-
Podcast
17 May 2017
Continuous delivery book asserts automation is key to effective DevOps
While interviewing Eberhard Wolff about his practical continuous delivery book, it's clear that effective DevOps adoption means full test coverage and pipeline automation. Continue Reading
-
Feature
16 May 2017
What to do if Amazon is down, because your S3 apps don't have to be
Just because Amazon is down doesn't mean your S3 apps have to be. Here are some tips and strategies for protecting yourself against the next Amazon S3 outage. Continue Reading
-
Feature
14 May 2017
Improving DevOps automation with continuous delivery chain acceleration
DevOps teams must do more than just DevOps automation. To improve DevOps, continuous delivery chain acceleration is essential. Continue Reading
-
Feature
11 May 2017
Effective DevOps pipelines require a continuous delivery tool chain
The key to an effective DevOps implementation is understanding your tools, and implementing an effective continuous delivery tool chain. Continue Reading
-
Feature
02 Mar 2017
JavaScript front-end frameworks, TypeScript skills in demand in 2017
What's hot in software in 2017? In JavaScript front-end frameworks, its TypeScript and componentized front-end web app development, says Progress expert. Continue Reading
-
News
17 Feb 2017
Pass on the JSON, and choose binary encoding formats instead
Find out how developers can achieve significant performance boosts using new binary encoding formats as alternatives to JSON and XML. Continue Reading