Category: dummyCategory

Learn how to get first 4 characters of a String or simply any number of first characters of a string in Java.

Who doesn’t like free stuff? Well, I do like and many Java programmers like me simply love free Java books, eBooks, and PDFs. Fortunately, …

Stories about the people who transform technology from the command line up. An original podcast from Red Hat.

How to remove all unused imports in Eclipse Eclipse IDE gives warning “The import XXX is never used” whenever it detects unused import …

Azul Systems and Microsoft announced a new strategic partnership that will allow Java developers on Azure and Azure Stack to build and run production Java applications using the commercially supported edition of Azul’s flagship Java runtime, Zulu Enterprise.

The Spring framework has changed a lot in last a couple of years. In 2017 and 2018 itself, we have seen major releases for Spring, Spring B…

The importance of fitting application performance management into your DevOps workflows and how QRebel helps

Learn to format string to phone number pattern which is (123) 456-6789. Generally required in applications where customer’s data has to be displayed.

Learn how to get last 4 characters of a String or simply any number of last characters of a string in Java using string substring() method.

It turns out that the new upcoming LTS JDK 11 release is bringing a few interesting String API updates to the table. Let’s have a look…

Recently we have broadened our support for Queue for: Java 11. Lightweight queues for lower latencies.

Java ArrayList is serializable by default. It means that we do not need to implement Serializable interface to serialize ArrayList or deserialize ArrayList .

Learn to clear arraylist or empty an arraylist in Java. Clearing a list means to remove all elements from the list. Difference between clear and removeAll.

Java’s assert mechanism allows disabling putting in assertions which have essentially no run time cost (aside from a bigger class file) if assertions are disabled. But this may cover all situation…