Systems | Development | Analytics | API | Testing

When building Node.js applications that interact with relational databases, you have a large variety of tools at your disposal to manage and execute queries. The three most common approaches — raw SQL, query builders, and Object-Relational Mappers (ORMs) — offer unique advantages and challenges, making it difficult to decide which is best. In this guide, we will compare the strengths, trade-offs, and use cases of all three approaches.

Testing is necessary to produce working code, but it can be difficult and takes a lot of time! By reducing the time and cost of testing, we can increase the pace at which we can ship reliable and working features to customers. In this article, we'll explore easy and quick ways to collect and generate data and create schemas for testing.

Dialyzer (DIscrepancy AnaLYZer for ERlang programs) is a powerful static analysis tool that helps developers identify potential issues in their Elixir code without executing it. It excels at finding type mismatches, unreachable code, and unnecessary functions through sophisticated flow analysis. In part one of this two-part series, we'll first get to grips with the basics of Dialyzer. In part two, we'll examine more advanced use cases.

It is essential that you test sites and web applications to ensure their reliability, functionality, and user experience. Thanks to its rich API and impressive list of features, TestCafe has emerged as one of the most popular choices for automated end-to-end testing in Node.js. In this guide, you'll learn what TestCafe is, understand how it works, explore its features, and see it in action with a complete example. Time to become a TestCafe testing expert!