This post shows how to change Java Language Level in IntelliJ IDEA .
Before Java 8, sorting objects in collections is a bit awkward and verbose in terms of the amount of codes you need to put in. With Java 8, things got easier because of Lambda expressions.
Convert any value or object to a different type. For instance, MyEntityBean to MyEntityAPI. No loops. Just Lambda.
Do you remember your first programming assignment in college? Most like it is one of those simple Mathematics like get the min and max values from a given list. How about from a list of objects?
The idea of the reduce operation is the generation of a single result from a collection of values or objects. It is similar to the min and max operations exemplified
This post demonstrates the type of arguments we can pass to and return from a Lambda expression based on the functional interface abstract method definition.
Did you miss writing out an XML element end tag in your Java codes? It is fine when generating a small XML document because it is easy to spot the erring codes.