My contribution to DZone Performance and Monitoring Guide I am delighted to announce that I am a featured author in DZone Performance and Monitoring Guide that released recently. Download now! This guide contains everything from finding the root cause of a performance issue to designing parallel algorithms. Find out what 600 developers (including myself) have…
What are the most difficult programming languages to learn? Most people would have written some code in programming languages such as Java, C, C++ etc. Going back a bit further into the past, many would have programmed in Pascal, Fortran, COBOL etc. While starting out on the learning curve, most of these languages might have posed enough challenges…
All developers know what a Singleton pattern is – It is a pattern that ensures that only one instance of an object is instantiated across the system. Java EE also has a concept of Singleton - The Singleton Session Bean. Just use the javax.ejb.Singleton annotation on the bean class and it is treated as a…
If you are building a system that’s going to be used in a production environment, having the right logs becomes crucial. Logs are necessary not only to identify where errors occurred, but also to identify the thread, the time-stamp and the path that the code executed. More often than not, developers treat logs as second…
You probably have already heard of Arquillian. But don’t know how to get started? We take you through a lightning tour of Arquillian tests and execute them on the Wildfly container. So buckle up and fasten your seat belts! Arquillian is a testing platform for JavaEE applications. It eases testing of JavaEE code by eliminating…