list | Baeldung

Convert an ArrayList of Object to an ArrayList of String Elements

Discover strategies to normalize lists of objects to strings in Java.

Storing Data Triple in a List in Java

Explore how to store triples in a list with examples.

Case-Insensitive Searching in ArrayList

Learn three approaches to perform case-insensitive searching in ArrayList.

Convert a List of Integers to a List of Strings

Learn three ways to convert a list of integers to a list of strings in Java.

Iterate Through Two ArrayLists Simultaneously

Java does not provide an explicit way to iterate over two lists at the same time. We look at some techniques and libraries that can help us correlate data between two collections according to index.

Inserting an Object in an ArrayList at a Specific Position

Learn how to add a new element at a specific position to an ArrayList.

Filling a List With All Enum Values in Java

Learn three approaches to get a List object that contains all instances of an enum

Finding Max Date in List Using Streams

Learn how to find the maximal date in a list of objects using Streams.

Writing a List of Strings Into a Text File

A quick and practical guide to writing a List of Strings into a text file.

Set vs List in Java

Explore the difference between a List and a Set in Java.

Convert a List to a Comma-Separated String

Learn four ways to convert a List of Strings to a comma-separated String.

List All Factors of a Number in Java

Learn how to find all factors of an integer using Java.

Difference Between Arrays.asList() and List.of()

Java provides some helper functions for us to build List objects from arrays. We look at how they work and the capabilities and limitations of the resulting List objects.