Q391. What are the properties used to get size of window?
You can use innerWidth, innerHeight, clientWidth, clientHeight properties of windows, document element and document body objects to find the size of a window. Let's use a...
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Q392. What is use server, why and when to use it in Next.js?
The `"use server"` directive in Next.js is used to indicate that a function should be executed on the server side. It allows you to write server-side logic that can be ca...
Q393. What is a conditional operator in javascript?
The conditional (ternary) operator is the only JavaScript operator that takes three operands which acts as a shortcut for `if` statements. ```javascript var isAuthenticat...
Q394. What are the best practices of Next.js API routes?
- Use proper HTTP methods (GET, POST, PUT, DELETE) for different operations. - Validate and sanitize input data to prevent security vulnerabilities. - Handle errors grace...
Q395. Can you apply chaining on conditional operator?
Yes, you can apply chaining on conditional operators similar to **`if … else if … else if … else`** chain. The syntax is going to be as below, ```javascript function trac...
Q396. How to use proper HTTP methods in Next.js API routes?
In Next.js API routes, you can define different functions for each HTTP method (GET, POST, PUT, DELETE) within the same route file. This allows you to handle different ty...
Q397. What are the ways to execute javascript after a page load?
You can execute javascript after page load in many different ways, 1. **window.onload:** ```javascript window.onload = function ... ``` 2. **document.onload:** ```javascr...
Q398. How to validate and sanitize input data in Next.js API routes?
To validate and sanitize input data in Next.js API routes, you can use libraries like `Joi`, `Yup`, or `validator.js`. These libraries help ensure that the data received ...
Q399. What is the difference between proto and prototype?
The `__proto__` object is the actual object that is used in the lookup chain to resolve methods, etc. Whereas `prototype` is the object that is used to build `__proto__` ...
Q400. How to handle errors in Next.js API routes?
To handle errors in Next.js API routes, you can use try-catch blocks to catch exceptions and return appropriate HTTP status codes and error messages. This ensures that cl...