Working with Java
- Customizing the JDK
 - Warming Up a Java Process
 - Java Session Handling on Heroku
 - Setting the HTTP Port for Java Applications
 - Reducing the Slug Size of Java Applications
 - Deploying Tomcat-based Java Web Applications with Webapp Runner
 - Run Non-web Java Dynos on Heroku
 - Connecting to Relational Databases on Heroku with Java
 - Running Database Migrations for Java Apps
 - Deploying JAR and WAR Files