Instruction: Discuss the useRouter hook in Next.js and how it can be used for programmatic navigation within an application.
Context: This question assesses the candidate's knowledge of the useRouter hook in Next.js and its application for navigating programmatically without using Link components.
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Firstly, the useRouter hook is part of Next.js's routing system, which allows developers to perform navigation without the need for traditional <Link> components. This is particularly useful in scenarios where navigation needs to be triggered programmatically, such as form submissions or after certain user actions.
To utilize the useRouter hook, you would first import it from 'next/router' at the beginning of your component file. Here's a straightforward example to illustrate this:...