In this post, we’ll explore how to use GitHub Copilot to generate Java code and unit tests with minimal manual input. Using a real-world example—a mortgage calculator service—you’ll see how Copilot can help write both the core logic and the corresponding unit tests. Whether you’re new to AI-assisted development or curious about Copilot’s capabilities in a Java environment, this tutorial will give you practical insight into how it works—and where human oversight still matters.
How I Built a Developer Digital Twin with Agentic AI (And What It Got Right & Wrong)
This post walks through a hands-on experiment in agentic development using an AI-powered digital twin embedded in the IDE. See how a single, well-structured prompt enabled the agent to implement a real user story, generate behavioral tests, and prepare Git commit documentation—with minimal developer input. Includes real-world code samples, implementation insights, and a candid look at what worked, what didn’t, and where human oversight is still essential.
Keyhole Named Top Software Development Firm in Kansas City By Clutch
Keyhole Software is pleased to share that it has earned multiple Clutch awards for 2025. Clutch, a leading B2B ratings and reviews platform, has ranked Keyhole among the top software development firms in Kansas City.
These accolades highlight Keyhole’s expertise across Kansas and Kansas City, including Top Software Developers, Top Staff Augmentation Company, and Top App Modernization Service. The firm also stands out in key technology areas, earning recognition as a top provider for .NET, Java, Node.js, and Vue.js development…
How to Specify & Handle Exceptions in Java Effectively
Ever experienced a program crash at the worst possible moment? It’s frustrating, right? In Java, how you handle exceptions can make or break your application’s reliability. A single mismanaged error can ripple through your code, causing bugs, crashes, or even data loss. But with the right approach, you can turn potential chaos into seamless recovery, ensuring your software stays robust …
8 Proven Ways to Optimize Java Code Performance
If you work with Java, you’re likely aware that performance is crucial. No one wants a slow application, especially when scalability and user experience are on the line. Whether you’re building for today or scaling for tomorrow, optimizing your Java code performance can make all the difference. Java offers a lot of flexibility, but with that flexibility comes responsibility. It’s …