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Rails defaults to minitest, but much of the community has adopted RSpec—which is right for you? In this article, William Kennedy compares RSpec and Minitest in a new Rails app.

React has gained popularity recently and is now among the most cherished frontend frameworks ever. React has consistently placed in the top two positions in the State of JS survey for the past five years, which serves as evidence. Additionally, this indicates that more developers than ever are creating projects in React. The React library benefits from the use of boilerplates, which are lines of code that are neutral by design and serve as a natural starting point when developing with any technology.

One of the first needs of developers is debugging memory-based issues in Node.js applications quickly and effectively. Still, before we jump right into the Heap Snapshot concept, it's essential to understand what a memory leak is. A basic definition that I would apply in this context is: Memory leaks are quite common in production applications. Fortunately, they usually aren't difficult to find.