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The password read using System.console().readPassword() can be used for various purposes, such as authentication or encryption. For example, you can use the password to check if it matches a stored password in a database or a file. If the …
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Are you getting ConcurrentModification Exception in Java? How to fix it? Mainly this happens when you try to remove element from ArrayList while iterating through it. We usually get this exception in multithreading environment in …
A linked list is a data structure that consists of a sequence of nodes, where each node stores an element and a reference to the next node. In Java, the LinkedList class implements the Iterable interface, which provides several ways to iterate …
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Here is one way to implement the union of two arrays using the Java Collection class. In this example I'm using Java Collection Class TreeSet. This class implements the Set interface, backed by a TreeMap instance. This class guarantees that the …
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Here is a simple Java tutorial which demonstrate how to parse JSONObject and JSONArrays in Java. JSON syntax is a subset of the JavaScript object notation syntax: Just incase if you want to take a look at simple JSON tutorial which I've …
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Bucket sort is a sorting algorithm used to sort a collection of floating-point numbers into increasing order. The algorithm works by dividing the range of the input numbers into n buckets, where n is the number of elements in the input array. …
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What is Counting Sort Algorithm? Counting sort, a sorting algorithm that is efficient for small ranges of integers. It works by counting the number of occurrences of each value in the input array, and then using that information to place each …
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To make a span element clickable and copy its contents to the clipboard, you can use the following JavaScript code: This code uses the querySelector method to select the span element from the DOM, and attaches a click event listener to it. …
Here is a comprehensive list of Google services that have been discontinued in the last 10 years, including some smaller services: Again, this is not an exhaustive list, but it covers many of the services that Google has discontinued in the last …