How to Parse a CSV File in Java Using OpenCSV?

The CSV or “Comma Separated Values” is a file format containing data in rows and columns where each value is separated by a “comma” symbol. This file is mainly used to transfer data from one place to another due to its compressed size and easy-to-understand structure....

How to Merge Two Maps in Java?

Map merging is essential while working on a project that is being managed by multiple team members from different platforms. Merging of maps allows us to see modifications and the latest updated data which helps in reducing conflict. Maps store data in a key-value...

How to set JAVA_HOME in Linux for all users

Java is the most popular programming language, used for the development of desktop and mobile applications. Java is a cross-platform programming language, which means that you can run its code on different operating systems having different hardware architectures....