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New & Notable

Swing vs. JavaFX: Compare Java GUI frameworks

Swing has been used with Java GUIs since 1998, but there are good reasons to adopt JavaFX instead. Here's how to know which to choose for your next Java project.

Install Java's JDK on Ubuntu

It's incredibly easy to install Java 21 on the latest version of Ubuntu. A single command will do it.

Stubs vs. mocks in software testing

Running a software test and need to simulate a function or object? Here's how to choose between two common options, stubs vs. mocks, and ensure reliable and maintainable tests.

A JavaScript functional programming basic tutorial

JavaScript's versatility makes it useful for webpages and web servers, but also functional programming. This tutorial shows how to implement JavaScript functional programming.

Inversion of control vs. dependency injection

This video tutorial explains the relationship between dependency injection and inversion of control as well as how they underpin the Spring framework.

Coffee Talk: News & Insight

How to download and install Java 21 on Windows
Cameron McKenzie 06 Jan 2025
2024 is a great time to start working with Java, because 2023's Java 21 release has some amazing new features. Here's how to quickly download and install the ...
How to install Java 21 on Ubuntu
Cameron McKenzie 01 Jan 2025
Here's the easiest way to install Java on Ubuntu with apt. Follow these steps and you'll get the JDK installed in no time, and be ready to use your Java on ...
The 5-second rule to create effective technical illustrations
Bob Reselman 12 Dec 2024
Like any picture, a well-crafted technical illustration is worth a thousand words. Make the most of your diagrams and flowcharts and follow the 5-second rule ...
How to pitch to VCs: 5 questions a tech startup must answer
Bob Reselman 02 Dec 2024
Tech startups pitching investors for funding must quickly and convincingly present their business case. Prepare your answers to these five questions and you'll...
What is Maven in Java? Crash course tutorial for beginners
Cameron McKenzie 05 Nov 2024
Need to learn Apache Maven fast? This crash course Maven tutorial will quickly get you up to speed on the popular, open-source, Java build tool.
Get started with Spring Boot 3 tutorial
Cameron McKenzie 01 Nov 2024
Need to learn Spring Boot 3? Want to quickly build a Spring Boot app with RESTful web services? This tutorial will help you create your first Spring Boot ...
Spring Boot file upload example
Cameron McKenzie 27 Oct 2024
Do you need to find a Spring Boot file upload that uses Ajax and works with Spring MVC web apps? This example uses HTML5 file input fields and a pure ...
Spring Boot and Swagger
Cameron McKenzie 25 Oct 2024
The easiest way to build, test and document RESTful APIs built with Spring Boot? Simply add Swagger to your Spring Boot project and let OpenAPI do it for you.
Pursuing the exit event: Why software startups aren't family businesses
Bob Reselman 24 Oct 2024
Launching a software startup is doable, but know what you're getting into with long-term goals. There are few mom-and-pop software shops for good reasons.
SQLite3 Basics: Create tables and insert records
Cameron McKenzie 21 Oct 2024
The SQLite3 command line interface makes it incredibly easy to create databases, configure tables, delete records and even get status updates on the state of ...