Q251. What is getServerSideProps?
A function that runs on each request to fetch data for a page. ```jsx export async function getServerSideProps(context) { const res = await fetch(`https://...`); const da...
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Q252. What is the purpose of renderError?
When the default render function encounters an error then you can use rennderError as an alternative render output. The error will be passed to renderError as the second ...
Q253. Explain the disadvantages of Python?
Disadvantages of Python are: Python isn't the best for memory intensive tasks. Python is interpreted language & is slow compared to C/C++ or Java.
Q254. What is the difference between getStaticProps and getServerSideProps?
In the Next.js Pages Router, `getStaticProps` and `getServerSideProps` dictate data fetching and page caching behavior: ### 1. `getStaticProps` (Static Site Generation): ...
Q255. How do you access parent instance?
The $parent object refers to the **immediate outer scope**. The parent will be accessible as `this.$parent` for the child, and the child will be pushed into the parent's ...
Q256. Explain how to make Forms in Python.
As python is scripting language forms processing is done by Python. We need to ```python import cgi module to access form fields using FieldStorage class. ``` Every insta...
Q257. What is getStaticPaths?
A function that specifies dynamic routes to pre-render based on data. ```jsx export async function getStaticPaths() { const res = await fetch("https://.../posts"); const ...
Q258. Explain how Python is interpreted.
Python program runs directly from the source code. Each type Python programs are executed code is required. Python converts source code written by the programmer into int...
Q259. What is fallback in getStaticPaths?
Determines how to handle missing paths, with true, false, or 'blocking'. ```jsx export async function getStaticPaths() { const paths = await getAllPostIds(); return { pat...
Q260. Explain how to overload constructors (or methods) in Python.?
In Python, constructors cannot be overloaded by having multiple `def __init__` definitions (the last defined one overwrites earlier ones). Instead, constructor overloadin...