NeptuneWorld- Blogs

JavaScript

How to Perform Unit Testing in React Components with Examples?

Author: neptune | 25th Jul 2024

#JavaScript #React.js

💡 Do you know? Unit testing in React is an essential practice to ensure the reliability and robustness of your components...

Do you know ! How to manage State in Functional & Class Components in React ?

Author: neptune | 25th Jul 2024

#JavaScript #React.js

💡 Do you know? State management in React has evolved significantly with the introduction of Hooks...

How to Get Started with Jamstack: A Comprehensive Guide?

Author: neptune | 05th Jul 2024

#JavaScript #API

💡 Do you know? Getting started with Jamstack involves choosing the right tools, setting up a structured development environment...

How to Create an HTTP Server in Node.js ?

Author: neptune | 26th Jun 2024

#Node.js

💡 Do you know? Node.js runs in a single process without creating a new thread for every request...

From REST to GraphQL: The Future of API Design

Author: neptune | 25th Feb 2024

#JavaScript

💡 Do you know? Unlike traditional REST APIs, GraphQL provides a more flexible and intuitive approach to data querying and retrieval...

A Guide to Writing Clean, Readable, and Maintainable Code in JavaScript

Author: neptune | 23rd Feb 2024

#JavaScript

💡 Do you know? By incorporating these principles into your coding practices, you contribute to creating code that is not only functional but also maintainable and easily understandable by your peers...

Chunk Array | #2677 | LeetCode Solution

Author: neptune | 19th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an array arr and a chunk `size`, return a `chunked` array...

Add Two Promises | #2723 | LeetCode Solution

Author: neptune | 12th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given two promises `promise1` and `promise2`, return a new `promise`. `promise1` and `promise2` will both resolve with a number...

Function Composition | #2629 | LeetCode Solution

Author: neptune | 09th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an array of functions [f1, f2, f3, ..., fn], return a new function fn that is the function composition of the array of functions...

Array Reduce Transformation | #2626 | LeetCode Solution

Author: neptune | 09th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an integer array `nums` and a reducer function `fn`, and an initial value `init`, return a reduced array...

Filter Elements from Array | #2634 | LeetCode Solution

Author: neptune | 06th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an integer array `arr` and a filtering function `fn`, return a filtered array `filteredArr`...

Apply Transform Over Each Element in Array | #2635 | LeetCode Solution

Author: neptune | 05th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an integer array `arr` and a mapping function `fn`, return a new array with a transformation applied to each element...

Counter 2 | #2665 | LeetCode Solution

Author: neptune | 04th Sep 2023

#JavaScript #LeetCode

💡 Do you know? Write function 'createCounter' It accept an initial integer 'init' It should return an object with three functions- increment() , decrement(), reset()...

To Be Or Not To Be | #2704 | LeetCode Solution

Author: neptune | 03rd Sep 2023

#JavaScript #LeetCode

💡 Do you know? Write a function that helps developers test their code. It should take in any value and return an object with the following two functions...

Counter | #2620 | LeetCode Solution

Author: neptune | 02nd Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an integer n, return a counter function. This counter function returns n and then n + 1, n + 2, etc...

Is Object Empty | #2727 | LeetCode | JavaScript Solution

Author: neptune | 01st Sep 2023

#JavaScript #LeetCode

💡 Do you know? Given an object or an array, return if it is empty...

Managing Virtual Environments in React JavaScript Projects

Author: neptune | 28th Jun 2023

#JavaScript #React.js

💡 Do you know? Virtual environments are a valuable tool in React JavaScript projects as they allow developers to isolate dependencies, manage package versions, and maintain project consistency...

Generate Fibonacci Sequence - JavaScript | Hackerank

Author: neptune | 07th Apr 2023

#JavaScript #Hackerrank

💡 Do you know? Write a JavaScript function fibonacciSequence() to generate a FIbonacci sequence...

Arrow Functions in JavaScript | ES6

Author: neptune | 26th Mar 2023

#JavaScript #React.js

💡 Do you know? In this article, we will explore the syntax and usage of arrow functions in detail, along with some examples...

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IELTS Task 1 Letter Skeleton (Band 7.5 – 8.5)

Author: neptune | 01st Sep 2025

#IELTS

💡 Do you know? One of the common tasks in the IELTS General Training Writing Test is Task 1, where you are required to write a letter in response to a given situation...

TCS’s Gen AI Tech Pathway for Students: The Future of IT Careers

Author: neptune | 30th Aug 2025

#AI #IT #TCS #ML

💡 Do you know? Explore TCS’s Generative AI pathway for students. Learn essential AI skills, career opportunities, and how TCS is shaping the future of IT...

IELTS Writing Task 2 Essay Skeleton (Band 7.5 – 8.5)

Author: neptune | 27th Aug 2025

#IELTS

💡 Do you know? The IELTS Writing Task 2 is one of the most challenging parts of the exam. Many test-takers struggle because they don’t have a clear essay structure...

AWS Gen AI Certification Guide 2025 – Exam Prep, Tips & Resources

Author: neptune | 26th Aug 2025

#Machine learning #AWS #Certifications

💡 Do you know? The AWS Certified Generative AI – Specialty (2025) certification is not just another AWS badge—it positions you at the forefront of AI innovation in the cloud...

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