Programming

URL: https://www.progressiverobot.com/java-11-features/ We haven't fully immersed ourselves in Java 10 yet, and Java 11 is here. Java 11 is important for more than just a few reasons. Oracle has revamped its support model and come up with a release train that'll bring rapid updates, about every 6 months. They've changed the licensing and support model […]

URL: https://www.progressiverobot.com/java-array-of-arraylist-of-array/ Today we will learn how to create a Java array of ArrayList. We will also learn how to create an ArrayList of array elements. Java Array of ArrayList  Creating array of [list in java](/community/tutorials/java-list) is not complex. Below is a simple program showing [java […]

URL: https://www.progressiverobot.com/java-create-new-file/ Creating a file is a very common IO operation. Today we will look into different ways to create a file in java. Java create file  There are three popular methods to create file in java. Let's look at them one by one. ### File.createNewFile() java.io.File class […]

URL: https://www.progressiverobot.com/java-gzip-example-compress-decompress-file/ Welcome to Java GZIP example. GZIP is one of the favorite tool to compress file in Unix systems. We can compress a single file in GZIP format but we can't compress and archive a directory using GZIP like ZIP files. Java GZIP  Here is a simple java GZIP example […]

Learn how to use the remove() method in Java’s List and ArrayList interfaces with examples for removing by index or object.

URL: https://www.progressiverobot.com/java-read-text-file/ There are many ways to read a text file in java. Let's look at java read text file different methods one by one. Java read text file  There are many ways to read a text file in java. A text file is made of characters, so […]

URL: https://www.progressiverobot.com/java-stream-collect-method-examples/ Java Stream collect() performs a mutable reduction operation on the elements of the stream. This is a terminal operation. What is Mutable Reduction Operation? A mutable reduction operation process the stream elements and then accumulate it into a mutable result container. Once the elements are processed, a combining function merges all the result […]

URL: https://www.progressiverobot.com/java-threadlocal-example/ Java ThreadLocal is used to create thread local variables. We know that all threads of an Object share it's variables, so the variable is not thread safe. We can use synchronization for thread safety but if we want to avoid synchronization, we can use ThreadLocal variables. Java ThreadLocal  Every thread […]