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.

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Birgitta Böckeler, Distinguished Engineer at ...

This tutorial covers three easy and reliable early game farms for Minecraft 1.21 and newer. Designed for Java Edition, these farms use basic resources and simple mechanics, making them ideal for ...

The Jakarta Persistence API (JPA) is a Java specification that bridges the gap between relational databases and object-oriented programming. This two-part tutorial introduces JPA and explains how Java ...

Abstract: To protect sensitive data processed by current applications, developers, whether security experts or not, have to rely on cryptography. While cryptography algorithms have become increasingly ...

Install the Java Cryptography Extension (JCE) within your JAVA_HOME/jre/lib/security folder Allows keys greater than 128 Download JCE Files Replace the existing jar ...

Red Hat’s Quarkus is a full-stack, open-source Java framework designed for containers and cloud environments. See why it’s a worthy alternative to Spring. Quarkus is a full-stack, open-source Java ...

One of the first indicators of a runtime performance problem is a high Java CPU usage report from a JVM profiler or Java monitoring tool. Unfortunately, high Java CPU utilization problems on Windows ...