Enterprise Java development strategy

Learn about enterprise Java and Java EE applications and software development. Our coverage of enterprise Java development includes the Java programming language; Java virtual machine (JVM) languages like Scala, Groovy and Grails; domain specific languages (DSLs); and other software programming languages.

May 18, 2022 18 May'22
Dockerfile vs docker-compose: What's the difference?

Wondering what's the difference between Dockerfile and docker-compose? Using simple examples, we'll compare not only the Dockerfile and the docker-compose.yaml file, but also the docker build and ...
February 14, 2022 14 Feb'22
Noon is not 12am. Midnight is not 12pm. Code appropriately.

The terms 12am and 12pm make no logical sense. Neither one is noon or midnight. Remove the 12am vernacular from your applications. Users will thank you.
February 07, 2022 07 Feb'22
Node.js file upload example with Ajax and JavaScript

The Node.js file upload process is made easy with libraries like 'fs' and 'formidable.' In this JavaScript and Node.js file upload example, we show you how to move files from the browser to the ...
January 25, 2022 25 Jan'22
Why is the Bootstrap grid system 12 columns wide?

Ever wonder why they created a 12-column Bootstrap grid system, and not 10 or 15? It's the same reason there's 60 seconds in a minute, or 360 degrees in a circle.

Bring yourself up to speed with our introductory content

Agile versus Scrum: What's the difference?

What's the difference between Agile and Scrum? What are their similarities? Learn how to compare and contrast these two popular software development frameworks and methodologies. Continue Reading
compiler

A compiler is a special program that translates a programming language's source code into machine code, bytecode or another programming language. Continue Reading
What are checked vs. unchecked exceptions in Java?

Understand the difference between checked and unchecked exceptions in Java, and learn how to handle these problem conditions properly and gracefully. Continue Reading

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

5 tech trends that foretell the future of Java in 2022

Here's what 2022 has in store for developers, programmers and DevOps professionals who work in the server-side Java space. Continue Reading
Binary and hexadecimal numbers explained for developers

For developers who are intimidated by bit shifts and hex operation, here's a thorough explanation of how binary and hexadecimal number systems work. Continue Reading
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

Learn to apply best practices and optimize your operations.

How to communicate effectively in the workplace

Don't bury the lead. Grab your audience's attention early. Be graceful when others disagree. These and other tips will help you communicate more effectively with your peers. Continue Reading
The management approach for internal vs. external APIs

While internal and external APIs don't differ much mechanically, there are some important contrasts when it comes to certain API design and lifecycle management issues. Continue Reading
Either log or rethrow Java exceptions, but never do both

When an exception occurs in your Java code, you can log it or you can rethrow it -- but don't do both. Here's why you must avoid that exception handling antipattern. Continue Reading

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How to implement a remote Jenkins build trigger with a URL

This quick example will demonstrate how to implement a remote Jenkins build trigger. With the remote Jenkins build URL, a developer can call jobs from scripts, the CURL command and even Java code. Continue Reading
Jenkins GitHub Integration for CI/CD Pipelines

This CI/CD example shows you how the integration of Jenkins with GitHub includes not only the ability to pull GitHub code, but also to trigger Jenkins build jobs with webhooks as well. Continue Reading
'403: No valid crumb' Jenkins GitHub webhook error fix

Here's a quick fix to the "403 no crumb was included in the request" error you often see when a Jenkins GitHub webhook is configured incorrectly. Continue Reading