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Articles on Trending Technologies
Technical articles with clear explanations and examples
Differences between Q-learning and SARSA
Q-learning and SARSA are both support learning calculations, yet they contrast by they way they update their worth assessments. Here is a correlation: Strategy Type Q-learning − Off-approach. Q-learning learns the worth of the ideal approach (the most ideal move) independent of the activities made by the specialist during learning. SARSA − On-strategy. SARSA learns the worth of the strategy being trailed by the specialist, including any exploratory activities. Update Rule Q-learning − The update rule for Q-learning depends on the most extreme potential compensation, meaning it involves the activity that yields the most elevated Q-esteem in ...
Read MoreDifference between Chatbot and Virtual Assistant
body { font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; background-color: #f9f9f9; color: #333; } h1, h2, h3 { color: #2c3e50; } p { margin-bottom: 20px; } table { width: 100%; border-collapse: collapse; margin: 20px 0; } table, th, td { border: 1px solid #ddd; } th, td { ...
Read MoreCreate a Responsive Navbar using ReactJS
Web Development usually focuses on the navbar and it is the primary mode of interaction with users - hence making a good navbar design an important element. Welcome back to another blog tutorial - Today we are gonna build a navbar that is both responsive and visually appealing using ReactJS. To make a professional and user-friendly web application, you must have an attractive navbar. We will begin with a simple React project and then build a responsive navbar using pre-designed styles to make it beautiful. Prerequisites React Basics: You must know about the basics ...
Read MoreDifference between Load Testing and Stress Testing
Performance testing of a system should be done at regular intervals. This testing helps in knowing about bottlenecks and other issues in a system. The two most common types of testing are load testing and stress testing. In this article, we will discuss the difference between Load Testing and Stress Testing. What is Performance Testing? Performance testing is performed to know about the speed, reliability, scalability, and other attributes of a software system. The two most common types of testing are load testing and stress testing. Performance testing lets the professionals know about bottlenecks and performance issues in a test ...
Read MoreHow to Create Countdown Timer in ReactJS?
A countdown timer is a very common and useful feature in any web application, for example, we get it when the site switches into maintenance. An event starts at a defined time or finishes on the next day etc. In this way, using ReactJS to build a countdown timer gives you the perfect implementation — involving best state management and lifecycle methods it helps with delivering an attractive user interface completely. In this article, we are going to create a countdown time in ReactJS. Prerequisites Before you start creating your own countdown timer in ReactJS, ensure you have the ...
Read MoreHow to set default value in select using ReactJS?
Across web development, the need to produce forms that are dynamic and responsive is a fundamental piece of providing an enjoyable UI/UX. ReactJS, as one of the most popular JavaScript libraries for building User interfaces provides many powerful features for managing form elements. One of these requirements is setting a default value in the dropdown element. This is particularly useful in forms where you would like to preselect an option to prompt the user or some state. In this article, we will discuss how to add a default value in the element of ReactJS and explain them with code snippets ...
Read MoreJava Naming Conventions
All Java components require names. Names used for classes, variables and methods are called identifiers. The naming conventions for different Java components are as follows: Package Naming Convention Class Naming Convention Interfaces Naming Convention Method Naming Convention Constants Naming Convention Variables Naming Convention Quick Summary Package Naming Convention Naming conventions for Java packages typically involve using lowercase letters. It's common to use ...
Read MoreJava object creation of Inherited class
The constructor is something responsible for the object creation of a particular class in Java. Along with other functions of the constructor, it also instantiates the properties/instances of its class. In Java by default super() keyword is used as the first line of the constructor of every class, here the purpose of this method is to invoke the constructor of its parent class so that the properties of its parent get well instantiated before subclass inherits them and use. The point that should remember here is when you create an object the constructor is called but it is not mandatory that ...
Read MoreJava program to find the percentage of uppercase, lowercase, digits and special characters in a String
This article will teach us how to transform a string into an array of characters in order to examine its composition. Next, we shall categorize every character as a numeric, special character, lowercase letter, or uppercase letter. The methods of Java Character class will be used to do this. For each group (uppercase, lowercase, numbers, and special characters), we'll compute the percentage and show the results. isUpperCase() : The Java Character isUpperCase() method determines if a character is an uppercase character or not. isLowerCase() : The Java Character isLowerCase() method determines if a character is a lowercase character or not. isDigit() : The ...
Read MoreJava program to print number series without using any loop
In this article, we will learn how to print a sequence of numbers in Java, ranging from 0 to 15. To do this, we'll use recursion rather than using loops like for loop or while loop. Recursion is a programming technique where a method calls itself to perform a sub-operation as necessary. Problem Statement Write a Java program to print Number series without using any loop Output The numbers without using a loop have been printed below0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, Java program to print number series without using ...
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