In this tutorial, we’ll walk through the Optional class methods that was introduced in Java 8 and improved with new features in the last versions of Java. About The optional...

DDD fundamentals can be divided into two groups: building blocks and strategic design. In this article we will look at the Strategic design and principles such as bounded context, continuous...

DDD fundamentals can be divided into two groups: building blocks and strategic design. In this article we will look at the building blocks such as ubiquitous language, multilayered architecture, and...

DDD fundamentals can be divided into two groups: building blocks and strategic design. These can be further categorized into various groups, shown as follows: Building blocks: Ubiquitous language: A common...

Software development consists of many stages and if bugs are caught in the earlier stages it costs much less to fix them. That is why it’s important to get testing...

To define DDD, we should first learn by what does it means “domain” in this context? Eric Evans coined the term DDD in Tackling Complexity in the Heart of Software,...

Good software design is as much the key to the success of a product as the offered functionalities; for example, Facebook provides a social networking platform and its architecture makes...

Whenever we create a new application, designing classes is among the first and important tasks because the taken decisions at that phase will and could affect the rest of our...

The “Law” of Demeter (LoD) is a design guideline for developing object-oriented software. In its general form, the Law of Demeter is a specific case of loose coupling. Good men...

The Boy Scout Rule can be summarized as: Leave your code better than you found it. Essentially, it means to leave our code a little better than how we found...