An NFT, or non-fungible token, is a digital asset that represents ownership of a unique item or asset. NFTs are created and stored on a blockchain, which allows them to be easily bought, sold, and transferred while maintaining a verifiable record of ownership. One example of an NFT might be a digital artwork, where each […]

In Java, a variable is a piece of storage that holds a value. You can think of a variable as a container that holds data. Variables have a specific type, which determines what kind of values they can hold. For example, an integer variable can hold only whole numbers, while a string variable can hold […]

An array in Java is a data structure that allows you to store a fixed-size collection of elements of the same type. You can think of an array as a list or sequence of elements, where each element is identified by an index. Here is an example of how to declare and initialize an array […]

The java.util.Set interface is a member of the Java Collections Framework and extends the java.util.Collection interface. It is an unordered collection of objects, in which duplicate values cannot be stored. Some of the common methods of the Set interface are: add(E e): Adds the specified element to this set if it is not already present.clear(): […]

There are several built-in data structures in Java that you can use to store and organize data in your programs. These data structures include: These are some of the most commonly used data structures in Java. You can use these data structures to store and organize data in your programs in a variety of ways, […]

Time to go back to basics and just try to solve problems here and there using Java. Java and PHP and my favorite languages so lets stay current by keeping our skills up to date. A hash table is a data structure that is used to store keys and values in a way that allows […]