10 Common Pitfalls in Java Silver: Lessons Learned from Creating 100 Practice Questions

I created 100 practice questions for the Java Silver exam and verified the answers by actually running the code for every question on both JDK 11 and JDK 17. Along the way, I compiled 10 points where ...
InfoWorld

Checking for Null or Empty or White Space Only String in Java

.NET Framework 4 introduces a new method on its String class called IsNullOrWhiteSpace that checks whether a provided String is null, empty, or consists only of “white space.” This handy method is in ...
InfoWorld

Java’s Synthetic Methods

In this blog post, I look at the concept of Java synthetic methods. The post summarizes what a Java synthetic method is, how one can be created and identified, and the implications of Java synthetic ...

[Java Introduction Part 2] Let's read the Hello, World! code line by line

Hello. In this note, I provide proactive explanations for common pitfalls for new employees, prospective hires, and junior ...
Houston Chronicle

How to Add Characters to Make a String in Java

Java gives you the ability to dynamically create strings. Even after you set the string value, you can add more characters to the string value throughout the code. This process lets you build a string ...