The key difference between recall and precision is that precision accounts for false positives, while recall accounts for ...

The key difference between a false positive and a false negative is that a false positive incorrectly asserts that something will happen, while a false negative incorrectly asserts that something will ...

The AWS Certified Developer Exam validates your ability to design and deploy scalable applications, work with APIs, manage data stores, and understand the mechanics of modern cloud development.

The AWS AI Practitioner exam consists of 85 questions that must be completed in 120 minutes. The exam costs 75 US dollars and can be taken online or at a testing center. The passing score is 700 out ...

Do you have a single class in your Java design that does too much and knows too much? If so, you've fallen into the God object antipattern. Here's a look at how to refactor your God object and ...

It's often clear who should be a Scrum developer or Scrum Master. But who should be the product owner on a Scrum team? That's a more difficult question.

Here's a quick tutorial on how to setup Nginx with PHP support. The key? The installation of fastCGI, aka PHP-FPM, so Nginx can serve PHP files to clients.

This Git and GitHub tutorial for beginners teaches how to use these source code version control tools that are at the heart of modern app development.

Daily Scrum standup meetings There is no such thing as a daily Scrum standup. We don’t do standups in Scrum. Scrum does have the daily Scrum, but nobody is expected to stand in it. In fact, the term ...