Java

Remove duplicate element in an array in java

Let’s learn to remove duplicate element in an array in java. Remove duplicate element in an array in java There are two ways to remove…

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do-while loop in java

Let’s learn do-while loop in java. do-while loop in java do while loop java executes the statements and then evaluates the expression/condition of loop’s body…

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String constructors in java

Let’s learn string constructors in java. String constructors in java A string is an object of class String. String constructors are used for creating and…

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Sort string array in case insensitive order and case sensitive order java

Let’s learn to sort string array in case insensitive order and case sensitive order java. Sort string array in case insensitive order and case sensitive…

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Difference between == operator and equals method in java

Let’s learn difference between == operator and equals method in java. Difference between == operator and equals method in java In general == is an…

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How to remove element from arraylist in java

Let’s learn how to remove element from arraylist in java. How to remove element from arraylist in java To remove element from arraylist, remove() method…

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Multidimensional array in java

Let’s learn multidimensional array in java. Multidimensional array in java Multidimensional array is an array of arrays having multiple rows and columns. Also read – one…

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Arrays in java

Let’s learn arrays in java. Arrays in java Java array is an object which holds fixed number of elements of similar type. For example: int[…

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Sorting HashMap by values in java

Let’s learn sorting hashmap by values in java. Sorting hashmap by values in java How to sort HashMap by value in java is one the…

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ArrayList in java

Let’s learn arraylist in java. ArrayList in java java ArrayList allows duplicate elements. Java ArrayList preserves insertion order. java ArrayList is widely used because of…

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