OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL open source licenses.

Abstract: Various software libraries and frameworks provide a variety of APIs to support secure coding. However, misusing these APIs can cost developers tremendous time and effort, introduce security ...

PowSyBl (Power System Blocks) is an open source framework written in Java that makes it easy to write complex software for power systems’ simulations and analysis. Its modular approach allows ...

Community driven content discussing all aspects of software development from DevOps to design patterns. In this Java serialization example, we will use both the ObjectOutputStream and the ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields, ...

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...

Learn about serialization in Java with our comprehensive tutorial. We provide examples to help you understand how serialization works and how to use it. We may earn ...

If you want to learn how to code, taking your first steps can be daunting, but here’s the big secret: There are plenty of free and cheap resources you can use to get all the help you need, learn new ...