Null object pattern
In this article, we will find something out about Null object pattern. It is a behavior pattern, and it makes our program smoothly, do not use overchecking null for objects.
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Clean code with Constructor
In this article, we will go to clean code with constructor. This is common techniques to solve our problems when we want to create object.
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Clean code with Method
In this article, we will go with Clean code for method. It’s very useful to apply knowledges into our projects. It makes our code easily maintainable, readable, …
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Understanding about Log4j 2.x framework
In Java web applications, logging is an important feature that we need to understand and use frequently. Because logging will help us easy to detect bug like at runtime, we do not use debug mode, so, defenitely, we have to use logging functionality to play.
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