How to prompt for a parameter in JavaScript?
You can prompt for a parameter by using the JavaScript built-in prompt() function.
Syntax:
prompt(text, defaultValue);
Parameters:
- text: (optional) The text to display in the prompt dialog
- defaultValue: (optional) The default value to use if the user does not enter anything
Example:
var age = prompt('How old are you?', '18');
Date:2023-02-27
How to run Java program in CMD Using Notepad?
1. Create the program in Notepad.
2. Save the program with the .java extension.
3. Open the Command Prompt.
4. Go to the directory where your program is.
5. Type javac filename.java and press Enter.
6. Now type java filename and press Enter.
Date:2023-02-27
What is JavaFX and its API?
JavaFX is a library of Java APIs designed for creating graphical user interfaces. JavaFX APIs are used for developing rich internet applications that can run across multiple platforms. JavaFX is based on the Java Platform, Standard Edition (Java SE) technology and uses Java programming language. The JavaFX API includes software packages, classes and methods for developing interactive graphics, audio, video, and web applications. It also includes packages to create graphics and GUIs, introduce animation to graphical objects, and to create media applications.
Date:2023-02-24
Why hire a Java developer?
Hiring a Java developer is a great way to add experienced and knowledgeable talent to any team. Java developers possess the skills necessary to create robust applications that are built to scale and are secure. They are experienced in developing software from the ground up, managing projects, and ensuring applications are compliant with industry standards. Additionally, Java developers can provide valuable insights into new technology and best practices, allowing companies to stay ahead of their competition.
Date:2023-02-24
Why is JavaScript development important for every developer?
JavaScript development is important for every developer because it is one of the most widely used programming languages in use today. It is necessary for modern web development as it provides a wide range of features and capabilities that can be used to build robust and interactive web applications. JavaScript is also commonly used for creating mobile and desktop applications, as well as game development. Furthermore, JavaScript can be used for the development of Artificial Intelligence (AI) projects, creating large data visualizations, and automating complex tasks. By incorporating this versatile language into their toolbox, developers can have access to powerful tools for creating modern applications.
Date:2023-02-23
How to destroy a GameObject in JavaScript?
To destroy a GameObject in JavaScript, you can use the destroy() method.
Example:
let myGameObject = new GameObject("Cube");
// destroy the GameObject
myGameObject.destroy();
Date:2023-02-23
What is the difference between static and instance variables in Java?
Static variables are variables declared in a class and accessible by any method of a class without insantiating an object. Instance variables are variables declared in a class but only accessible by methods declared in the same class with an instance or object of the class. They are unique to each instance or object created in the class.
Date:2023-02-23
How to call REST API using JavaScript?
You can call REST API using JavaScript by using XMLHttpRequest or using the Fetch API. Here is an example using XMLHttpRequest:
// Create an instance of XMLHttpRequest
var xhr = new XMLHttpRequest();
// Specify the HTTP method and the URL to connect to
xhr.open('GET', 'http://api.example.com/data');
// Add event listeners in case of successful or unsuccessful API call
xhr.onload = function () {
if (xhr.status == 200) {
// API call successful
// Now do something with the response data
} else {
// API call failed
// Handle the error
}
};
xhr.onerror = function () {
// API call failed
// Handle the error
};
// Send the request
xhr.send();
Date:2023-02-23
What are the prerequisites for Java programming?
1. A basic understanding of Object-Oriented Programming (OOP) concepts.
2. A basic understanding of Software Development Fundamentals.
3. Knowledge of any of the following programming languages: C++, Python, JavaScript, or Ruby.
4. Familiarity with the Java Development Kit (JDK).
5. Working knowledge of the Windows, macOS, or Linux operating system.
6. Access to a text editor and/or an Integrated Development Environment (IDE).
Date:2023-02-22