How to Convert Integer to String in Java

How to Convert int to String in Java It is used when you want to convert an integer to String. You can convert int to String by using the following methods: Using String.valueOf() method Using Integer.toString() method Using String.format() method Using String.valueOf() method String.valueOf() method takes an integer value as an argument and returns a String representing …

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Java HashMap

Java HashMap extends AbstractMap and implements Map interface. It is the collection of multiple entries where an entry consists of key and value pair. The HashMap can contain only one null key but many null values. It contains unique keys. It maintains no order. The initial capacity is 16, and the load factor is 0.75f. …

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Java LinkedHashMap

LinkedHashMap implements the Map interface. It inherits the HashMap class. Some essential features of LinkedHashMap are: It contains the values based on the keys. It maintains the order of insertion. It contains unique elements. It contains one null key and multiple null values. It is not synchronized. The initial capacity is 16, and the load …

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Java TreeMap

TreeMap in Java with Example Java TreeMap implements the NavigableMap interface. It extends Map Interface. Java TreeMap is based on the red-black Tree implementation. It stores the key-value pair in sorted order. The values based on the key. It contains unique elements, i.e. it does not contain the duplicate values. It does not provide null …

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TreeSet in Java

Java TreeSet with Example Java TreeSet implements the Navigable Set interface. It stores the objects in ascending order. It contains unique elements. Access and retrieval time is fast. It does not include the null element. The TreeSet class is synchronized. It doesn’t contain the duplicate elements because it extends Sorted Set. It does not maintain …

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Java LinkedHashSet

LinkedHashSet in Java with Example Java LinkedHashSet extends HashSet and Implements the Set interface. It doesn’t contain only duplicate values like HashSet. It also permits the null elements. It maintains the order of insertion. It returns the elements in the order in which they are inserted. It also maintains the linked list of the elements in …

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Java Linked List

Linked List Java The Java Linked List is used to store the elements by using a doubly linked list. It contains the duplicate items, also maintains the order of the insertion, the class is not synchronized in the linked list, and there is no need for shifting in the linked list, so manipulation is faster. …

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Java Integer lowestOneBit()

The lowestOneBit () method of Java Integer class returns an int value with at most a single one-bit, in the position of the lowest-order one-bit in the specified int value.  Syntax public static int lowestOneBit(int i)  Parameters The parameter ‘i’ represents the value whose lowest one bit is to be calculated.  Return Value This method …

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