06 - The consumer Interface
“Whatever goes in, never comes out” could be the Hollywood movie line to define a consumer, which is no more than a function that receives an argument, consumes it and returns nothing.
Tag: Java
05 - The Predicate Interface
A predicate can be understood as a function that returns a value that is either true or false. The proper use of it can make your code easier to maintain.
04 - Function Composition
Function composition is the ability to create simple and reusable functions that can be combined in order to create more complex functions. Java made this easy
03 - The Function Interface
It’s now time to slowly start to elaborate and dig deeper in the particular aspects of functions in Java. The language developers made our life easier.
02 - The Functional Interface
In the first post of this easy introductory series we have introduced the basic foundations of how to form a lambda expression.It’s now time to learn how we can use them.
01 - The genesis of a lambda expression
In the first post of this series we will look at the basics of how a lambda expression is formed and what do they bring to the table.
Prototype Pattern
Whenever object instantiation implies a high computational cost or an uncertain availability of data, we should consider the possibility of cloning, as it may be cheaper than creating brand new insta
Hibernate - Auto-import Sample Data
In early stages of a project, it is very common to have the need to produce tests against a consistent set of data. Knowing exactly what to expect from our database queries, simplifies our life. Ther
Decorator Pattern
The Decorator allow us to attach additional responsibilities to an object. The concept behind this pattern is not difficult to understand, as long as we have already understood other fundamental conc
Introduction to factories
This post is an introduction to factories, and we will try to implement a very simple situation, that will allow us to better understand what factories do. It’s by no mean the best factory implementa