Skip to content

Tag: compare

How to i compare two lists of different types in Java?

I have two lists: The first list is a list of MyObject which contains an int and a String: The second list is simply a list of strings: I want to compare the list of strings (personList) with string in the list of MyObject (myObjectList) and return a list of id’s with all the matches. So in the examle i…

how to compare 2 set values in the same arraylist in java

I have an arraylist of employees. Within this the id and name are non changeable, while the hours contracted and planned are changeable. I have managed the first 3 questions stated below, but stuck on the last one. Besides the 3 Classe below, i also have the Class Workspace. I have the Class Employee. This ex…

Count occurrences in 2D Array

I’m trying to count the occurrences per line from a text file containing a large amount of codes (numbers). Example of text file content: I want to compare a similar set of numbers that I get from a text field, for example: 9107,4405,2387,4499 The only result I’m looking for, is if it contains mor…

Best solution for an anagram check?

I’m going through a permutation/anagram problem and wanted input on the most efficient means of checking. Now, I’m doing this in Java land, and as such there is a library for EVERYTHING including sorting. The first means of checking if two string are anagrams of each other is to check length, sort them in som…