Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
In this tutorial, we will learn to implode a given array using JavaScript and JQuery. In web development, many situations occur where we must implode the array. For example, we have given a list of tags and need to implode them into a single string to insert into the web page. Another case where we may require to implode an array is while writing the SQL queries. Here, we will learn 4 approaches to join the elements of the given array. Using the Array.join() Method to Implode the Array The array.join() method allows us to join the array elements into ... Read More
In some web applications, we require the user to take a date input. For example, we need to take the user's birth date or any other particular date as input. In such cases, it is a good idea to show the calendar to users and ask them to select the date rather than taking the date input as a string, as users can make mistakes in entering the string. In this tutorial, we will learn to add the calendar component using the built-in react js libraries or create a calendar component from scratch. Using the React-calendar Library to Create ... Read More
The Travelling Salesman Problem (TSP) finds the shortest path between a collection of cities and the starting point. Due of its combinatorial nature and exponentially increasing number of routes as cities rise, it is a difficult task.The Genetic Algorithm (GA) is a genetically inspired heuristic. Emulating natural selection solves the TSP. The GA uses routes to illustrate prospective city tours.Selection, crossover, and mutation develop the population in the GA. Selection favours pathways with higher fitness, indicating quality or near to the ideal solution. Mutation introduces random modifications to explore new solution spaces, whereas crossover mixes genetic information from parent routes ... Read More
The material UI is a popular CSS library that we can use to style the React application. It contains various pre-styled React components that we can use directly in the application by importing them into the code. The 'dx-react-chart-material-ui’ is an NPM package of Devexpress that can connect the material-ui and ‘dx-react-chart’ library of dev express. The ‘dx-react-chart’ is used to create a chart, and material UI is used to style the chart. Users can execute the below command to install the material UI in the React application. npm install @mui/material @emotion/react @emotion/styled Also, execute the below command to ... Read More
In a coordinated and weighted chart, the issue of finding the most brief way with precisely k edges includes deciding the way that has the least weight while navigating precisely k edges. This will be accomplished by employing dynamic programming strategies, such as employing a 3D framework to store the least weight of all conceivable ways. The calculation repeats over the vertices and edges, overhauling the least weight at each step. By considering all conceivable ways with precisely k edges, the calculation distinguishes the most limited way with k edges within the chart. Methods Used Naive Recursive approach Dijkstra's ... Read More
JavaScript has great capability to manipulate various data and handle them with files of different formats. Sometimes, developers require to handle the data with the CSV file while developing web applications using JavaScript. For example, we are building an e-commerce platform where users can buy and sell products. Also, we want to allow users to download their order details according to the time horizon into the CSV file. We need to interact with the data and CSV files in such cases. Another example is online banking sites allow us to download the transaction details in CSV files. In this ... Read More
TypeScript is a feature-rich programming language, and it is necessary to know all features of TypeScript while developing web applications with TypeScript. One such feature is the rest of the parameters and arguments in TypeScript. This tutorial will teach us to use the rest parameters and arguments in TypeScript with various code examples. What are the Rest Parameters and Arguments? The rest parameter is used to pass the multiple arguments to the function when we don’t know how many arguments we need to pass to the function. The rest parameter name is written, followed by ‘…’ (three dots). When we ... Read More
Go through the entire graph and compute the difference between the depth of each vertex and the number of vertices in its subtree to maximise the number of uncolored vertices that occur along the path from the root vertex to the coloured vertex. Find the uncolored vertex that has the greatest influence on the route by choosing the 'k' largest deviations. The sum of these parallaxes gives the maximum number of uncolored vertices. This method allows us to aggressively optimise the number of colourless vertices that occur, improving overall results and emphasising the importance of colourless vertices on the way ... Read More
Finding the biggest complete subgraph, or clique, in a given graph is the goal of the famous Maximal Clique Problem in graph theory. Each vertex in a clique is connected to every other vertex in the clique by a direct edge. The technique iteratively adds vertices connecting to all vertices in the current clique to investigate all possible expansions of the clique. In order to quickly explore the search space, it employs backtracking, eliminating potential paths that would not end in maximum cliques.Using the recursive method, we can efficiently discover and label all maximum cliques in a given graph, yielding ... Read More
A simple graph traversal algorithm called Breadth−First Search (BFS) is employed to examine a graph step by step. Before going to an additional stage of vertices, it begins with a certain vertex (source) and checks all of its neighbours in an ordered way. In this blog post, we'll look at three different ways to use an adjacency matrix in CPP methods to construct BFS. We'll go over the algorithm used by each technique, offer relevant code representations, and demonstrate each method's unique results. Methods Used Iterative BFS BFS with Level Information BFS Shortest Path Iterative BFS ... Read More