OOP can seem a bit abstract at first, but once you get the hang of it, it’ll change the way you write code. It’s all about ...

Java classifies exceptions arising from external factors (such as a missing file) as checked exceptions. The Java compiler checks that such exceptions are either handled (corrected) where they ...

POI can read/write Excel files of various formats, from the older binary format (xls) to the current OOXML (xlsx) format. It supports both large memory jobs by reading/writing the whole Excel file at ...

FileNest is a fast, lightweight Java tool that organizes files into folders by extension, keeping your directories clean and clutter-free. Perfect for managing downloads and project files. A Library ...

Test your knowledge of exception handling in Java with this tough, 10-question, multiple choice quiz.