3) Copying all the elements of LinkedHashSet(non-duplicate elements) to the ArrayList. Please find the source code below. importjava.util.ArrayList;importjava.util.List;importjava.util.LinkedHashSet;publicclassRemoveDuplicates{publicstaticvoidmain(String[]args){/* Creating ArrayList of Strings and a...
private static void crunchifyLog(String s) { System.out.println(s); } } // Linux command to remove duplicate lines from file: // $ sort -u /Users/Shared/crunchify.csv Let’s run Java program in IntelliJ IDE. Here is a result: Processed line: name city number age Processed line: k...
Using a Java Set to Remove Duplicates in a List Alternatively, we can use one of the Java Set implementations to deduplicate a Java List.Java Setis a distinct collectionof elements. Please note that we can use HashSet to remove duplicate elements from a List, but it is an unordered collec...
In this post, we are going to remove duplicate elements fromArrayListin Java.ArrayListis a class which is implementation class of List interface in collection framework and used to store data. Since ArrayList allows us to store duplicate elements therefor sometimes we need to get unique elements ...
import java.util.Iterator; import java.util.List; /* * Java Program to remove an element while iterating over ArrayList */ public class Main { public static void main(String[] args) throws Exception { List<String> loans = new ArrayList<>(); loans.add("personal loan"); loans.add("h...
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Add a html content to word document in C# (row.Cells[1].Range.Text) Add a trailing back slash if one doesn't exist. Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add comments...
In this Java tutorial, you will learn How to Find Maximum Occurrence of Words from given Text File? Here is a logic for getting top element: Create a
// Efficient Java program to remove // duplicates from input.txt and // save output to output.txt importjava.io.*; importjava.util.HashSet; publicclassFileOperation { publicstaticvoidmain(String[] args)throwsIOException { // PrintWriter object for output.txt ...
i am trying to remove the duplicate values from HashMap by the following code but it is thwoing following exception java.util.ConcurrentModificationException how to remove duplicate values ? import java.util.Enumeration; import java.util.HashMap; import java.util.Iterator; import java.util...