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Java’s ‘this’ Keyword Explained: Why it Matters and How to Use It
In Java programming, the “this” keyword is used to refer to the current object. It is a reference to the object on which the method or constructor was invoked, and it is typically used to distinguish between class fields and local variables that have the same name. Understanding how to use “this” keyword is important…
Read More Java’s ‘this’ Keyword Explained: Why it Matters and How to Use ItThe ‘static’ Keyword in Java: Everything You Need to Know
In Java programming, the “static” keyword is used to define a class-level entity that can be accessed without the need to create an instance of the class. It is a powerful keyword that can be used to define static variables, methods, blocks, and classes. Understanding the concept of “static” is important for any Java programmer…
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Objects and Classes: A Guide to Excel in Java Programming
Java is an object-oriented programming language that uses the concept of objects and classes to represent real-world entities and their interactions. Understanding these concepts is essential for developing robust and scalable Java applications. In this tutorial, I will explain to you the fundamentals of objects and classes in Java, including their definition, creation, and usage.…
Read More Objects and Classes: A Guide to Excel in Java ProgrammingMastering Java Naming Conventions for Superior Code
By following these naming conventions, your code will be consistent and easy to read, making it easier to collaborate with other developers and maintain your code over time. CamelCase in Java CamelCase is a naming convention that is commonly used in Java for naming variables, methods, and classes. It involves writing the first letter of…
Read More Mastering Java Naming Conventions for Superior CodeNavigate to a New Screen on Button Click in Flutter
In this tutorial, you will learn how to navigate from one screen to another using a button click in Flutter. For this purpose we will follow these steps: Create a new Flutter app Create the UI Create the navigation 1. Create a New Flutter Project Go ahead and create a new Flutter app. If you…
Read More Navigate to a New Screen on Button Click in FlutterOOP in Java: Basic Concepts and Advantages
Confirmation Alert Dialog in Flutter
In this tutorial, we will go over the Confirmation Alert dialog. Many times in your development career you will come across a time when you need to get the app user’s consent before continuing. For example, once a user tries to delete some data, just in case he or she pressed the wrong button, it…
Read More Confirmation Alert Dialog in FlutterCreate UITabBarController programmatically
In this tutorial, you will learn how to create a UITabBarController programmatically in Swift. UITabBarController is a container view controller in UIKit that manages a multi-selection interface, where the selection determines which child view controller to display. It’s typically used to organize 2-5 view controllers in a group. Here are some key points about UITabBarController: It…
Read More Create UITabBarController programmaticallyDouble-Tap on Image Example in Flutter
In this tutorial, you will learn how to handle double-tap events on images in Flutter. You not only want to display information to users, but you also want users to interact with your app. To handle the double-tap event we will use the GestureDetector widget to respond to fundamental actions. To start off we will…
Read More Double-Tap on Image Example in FlutterDisable Rotation of UIViewController
In this short Swift code example, you will learn how to disable rotation of the UIViewController if device is rotated right or left. Note, that if your view is embedded into UINavigationController a different approach is needed. Check Swift Code Examples page to learn how to disable rotation of the view if it is embedded…
Read More Disable Rotation of UIViewControllerRemove Element From an Array at Specified Index in Swift
In this short Swift code example, you will learn how to: Initialize an Array with 5 elements in Swift, Remove an element from an array at the specified index. Create an Array Let’s first create a new array with some elements in it. // Initialize Array with 5 elements var myArray = [1,2,3,4,5] // Print…
Read More Remove Element From an Array at Specified Index in SwiftRemove All Elements From Array in Swift
In this short Swift code example, you will learn how to: Initialize an Array with 5 elements in Swift How to remove all elements from an Array Initialize Array with 5 elements In the code example below, we will create a new array with 5 elements and we will print out all this array to…
Read More Remove All Elements From Array in SwiftLoop Over Array of Elements with Index
In this tutorial, you will learn how to use index along with element in Array loop. When iterating over an array, if you need the index for each element along with its value, you can use the enumerated() method to iterate over the array Create an Array First, let’s create an array with some elements.…
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