Read a file line by line in reverse order in Java
We will write a java program that reads a file line by line in reverse order i.e., from end to start.
How to write to an Excel file in Java using Apache POI
Excel is the popular file format created by Microsoft and we will learn how to write data to an excel file using Apache POI.
How to read Excel file in Java using Apache POI
Excel is the popular file format created by Microsoft and we will learn how to read data from excel files using Apache POI.
Spice up your Java using Project Lombok
Lombok is used to reduce boilerplate code for model/data objects, e.g., it can generate getters and setters for those objects automatically...
Understanding Java Streams - Part Two
Most stream operations accept some kind of lambda expression parameter, a functional interface specifying the exact behaviour of the...
Understanding Java Streams - Part One
A stream is a collection, that allows data processing declaratively. It is a (possibly never ending) series of Objects.
Understanding Java 8 Optional
The purpose of the Optional class is to provide a type-level solution for representing optional values instead of null references.