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In this article, we will learn how to count the number of elements with odd factors (i.e., perfect squares) in a given range using Java. Perfect squares have odd divisors, and we can calculate them by counting the perfect squares in the specified range. Problem StatementGiven a range defined by a lower and upper bound, write a Java program to calculate how many numbers in this range have odd factors (i.e., perfect squares).Input Lower Range: 55Upper Range: 1000Output The number of elements with odd factors between 55 and 1000 is: 24 Steps to calculate the number of elements with ... Read More
In this article, we will learn how to create a Java program that arranges buttons in three vertical columns with an equal number of buttons using GridLayout. The GridLayout class allows us to arrange components in a grid format, which makes it ideal for creating a uniform layout of buttons. Problem StatementGiven a set of 12 buttons, we need to create a Java Swing application that organizes these buttons into three vertical columns. Each column should contain an equal number of buttons.Input No direct input is required from the user. The program will automatically generate 12 buttons labeled as ... Read More
This example demonstrate about How to dynamically remove items from ListView on a click Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Step 2 − Add the following code to res/layout/activity_main.xml. In the above code, we have taken listview. Step 3 − Add the following code to src/MainActivity.java package com.example.myapplication; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.ListView; import android.widget.TextView; public class MainActivity extends Activity { TextView textView; ArrayAdapter adapter = null; String[] ... Read More
To create an image element dynamically using JavaScript, we can use various approach based on our use case. We will be understanding two such approach in this article with examples and stepwise explaination of examples. In this article our task is to create an image element dynamically using JavaScript. Approaches to Create an Image Element Here is a list of approaches to create an image element dynamically using JavaScript which we will be discussing in this article with stepwise explaination and complete example codes. Using createElement() Method Using Image() Constructor ... Read More
To remove duplicate elements from an array in Javascript can be achieved using various approaches. We will be understanding six different approaches in this article, which can be used according to our requirement in various cases. In this article we are having a Javascript array and our task is to remove duplicate elements from array in JavaScript. Approaches to Remove Duplicate Elements From an Array Here is a list of approaches to remove duplicate elements from an array in JavaScript which we will be discussing in this article with stepwise explanation and complete example codes. ... Read More
Removing an element from an array in Javascript can be achieved using various approaches. Removal of an element can be done from the begining, end or from any specific position. We will be understanding various approaches for removing element from an array in Javascript based on our need. In this article, we are having an array of numbers and our task is to remove an element from an array in Javascript. Approaches to Remove Element from Javascript Array Here is a list of approaches for removing an element from an array in Javascript which we will be discussing in ... Read More
Why Use a Local Docker ImageYou may find yourself in the position where you will need to test a pod locally for the following reasons:Your organisation does not allow you to submit Docker images to public repositories for intellectual or security reasons You may not want to have access to your ECR host locally for development You may be just trying something out and want to test it in a local test environment without making it available to the rest of your teamThe first thing you have to do is make sure that you have set the following command.eval $(minikube docker-env)This essentially ... Read More
Elasticsearch is one of the emerging fields that is used for real-time data analysis, log and data analytics, full-text search, etc. Elasticsearch engineers are responsible for designing, implementing, and maintaining Elasticsearch clusters, ensuring efficient data retrieval, and optimizing search performance. In this article, we are going to discuss how to become an Elasticsearch engineer, what key skills are required, and what future opportunities are.Elasticsearch EngineerElasticsearch is an open-source, distributed search and analytics engine built on top of Apache Lucene. It allows for real-time search capabilities and provides horizontal scalability, high performance, and easy integration with various data sources. Elasticsearch is commonly ... Read More
Both Laravel and Ruby on Rails are frameworks used for backend web development. We will discuss what is Laravel, features of Laravel, advantages and disadvantages of Laravel and applications of Laravel. Similarly we will discuss Ruby on Rails in this article. Then we will discuss differences between Laravel and Ruby on Rails.What is Laravel?Laravel is a framework used in backend web development using PHP programming language. Laravel is a open-source framework with model-view-controller design pattern. Laravel reuses existing components of different frameworks. Laravel provides a rich set of functionalities and features. You can learn Laravel framework easily if you know basic and advanced PHP. A website prevents prevents several web attacks ... Read More
We will discuss Laravel and Spring Boot in this article. Both Laravel and Spring Boot are framework used for backend web development. We will discuss what is Laravel, features of Laravel, advantages and disadvantages of Laravel and applications of Laravel. Similarly we will discuss Spring Boot in this article. Then we will discuss differences between Laravel and Spring Boot.What is Laravel?Laravel is a framework used in backend web development using PHP programming language. Laravel is a open-source framework with model-view-controller design pattern. Laravel reuses existing components of different frameworks. Laravel provides a rich set of functionalities and features. You can learn Laravel framework easily ... Read More