Take a closer look at the Java error “int cannot be dereferenced”, learn the leading cause of the exception, and see how to fix it.

Learn how to use the useDelimiter method of the Scanner class.

Learn how to sort elements in Java collections.

Learn the differences between the parseInt() and valueOf() methods of the java.lang.Integer class in Java.

JFR improvements, less footprint for Java, hibernate additions to Criteria API, the Flexcoin race condition, and product backlog.

Stateless sessions in Hibernate, calling native variadic functions, fetching collections in JPA, project Leyden, and hard stuff in computer science!

Learn multiple ways to check the parity of a number in Java.

Learn how to use Java Streaming IO functions and the built-in Base64 class to load binary data as an InputStream and then convert it to a String.

Sometimes we need to process the elements of a stream in multiple ways. We explore a few options for splitting the stream, or running the stream over several terminal operations.

Java allows us to declare functions as static. We look at what this means, how static functions differ from others, and some common use cases for preferring static functions.

Learn how to create and add files to a JAR programatically.

In a previous blog post, I explained the pros and cons of using logging. In this post, we’ll explore and compare the performance of different logging

The cost of logging, becoming an open-source committer, and a quick piece about why HTTP3 is fast. A quick and to-the-point week :)

Learn how to clear a StringBuilder or StringBuffer in Java.

Learn the differences and similarities between Java 14 Records and Lombok.

Explore how to find the JAR file and its full path from a given class

Learn the advantages and disadvantages of using wildcard import statements in Java.

Learn the difference between WAR and EAR files in Java.

Learn how to truncate a String in Java.

Learn how to package a Java program into a Jar and make them executable in Windows.