5 hours agoHow to build a Movie App in React using TMDB APIReact Movie App or Movie App in React is a fun project that every React developer should make once, in order to improve/ enhance/ polish their React coding skills. It is a must considering AIs like ChatGPT which can do pretty much anything even coding are now among us. …React3 min readReact3 min read

Feb 17A Guide to React Context API and useContext hookReact Context API was introduced a while ago with React version 16.3. It was mainly introduced to solve one of the major problems that React developers like us were facing at that time — prop drilling and component re-rendering. …React3 min readReact3 min read

Nov 5, 2022Explaining TreeMap in Java in Simple EnglishTreeMap in Java, just like the HashMap, is part of the java collection framework. It is a red-black tree-based implementation of the Map interface, NavigableMap, and AbstractMap classes. It stores data in the form of Key and Value pairs where the key is a unique identifier used to associate each…Java3 min readJava3 min read

Published in Javarevisited·Sep 15, 2022Count the number of Trailing Zeros in the Factorial of a Given Number.Problem Statement Given a number find the number of trailing zeros that the factorial of that has. Examples : Input: n = 5 Output: 1 Factorial of 5 is 120 which has one trailing 0. Input: n = 20 Output: 4 Factorial of 20 is 93326215443944152681699238856266700490715968264381621468592963895217599993229915608941463976156518286253697920827223758251185210916864000000000000000000000000 which has 4 trailing zeroes.Data Structure Algorithm3 min readData Structure Algorithm3 min read

Sep 11, 2022How to Merge Two Sorted ArraysProblem You are given two sorted arrays A and B of lengths m and n, the task is to merge the two sorted arrays in such a way that the merged array is also sorted. Example Input A[] = {3, 9, 10, 18, 23} B[] = {5, 12, 15, 20, 21, 25} …Data Structure Algorithm2 min readData Structure Algorithm2 min read

Sep 5, 2022Explaining Selection Sort Algorithm in Simple EnglishIn this Blog, we will discuss the Selection Sort Algorithm and its working procedure. Selection sort is an in-place comparison-based sorting algorithm that sorts the array by repeatedly finding and swapping the minimum element with the leftmost element of the array. In-place means that the algorithm does not use extra…Data Structuresalgorithms3 min readData Structuresalgorithms3 min read

Aug 24, 2022How to make fireworks in React with Particle JS ReactHave you ever thought about how some developers can create stunning background animations like fireworks, confetti, night sky with blinking stars, etc? At first, I thought it was just a video playing at the back, or come crazy developer with some crazy-ass experience made it, but I was wrong as…Reactjs4 min readReactjs4 min read

Aug 5, 2022How to Solve nCr%p?Problem Statement We are given three integers n, r, and p, we have to find the value of nCr%p. Here p is a natural number greater than n and nCr is the Binomial Coefficient. Examples Input: n = 10, r = 2, p = 13 Output: 6 Explanation: 10C2 is 45 and 45…Data Structure Algorithm3 min readData Structure Algorithm3 min read

Jul 5, 2022What is HashMap in Java — Explained with examples.HashMap in Java is a part of Java Collections Frameworks since Java 1.2 and provides the basic implementation of the Map interface in Java. It stores data in the form of Key and Value pairs where the key is a unique identifier used to associate each value on the Map…Java3 min readJava3 min read

Jun 9, 2022How to Sort an Array of 0s, 1s, and 2s in JavaGiven an array A[] of 0s, 1s, and 2s of size N, the task is to write a function that can sort an array of 0s, 1s, and 2s in ascending order such that 0s are in the beginning followed by all 1s and then 2s at the end, and…Data Structure Algorithm2 min readData Structure Algorithm2 min read