This is a quick demo, showing how to create a Java web-service in just a few minutes. I’m assuming you have Java and Tomcat already installed on you computer and use IntelliJ as your IDE, and gradle as your build-automation system. The simple task is to create a web-service that can answer if a provided […]
Java
Configuring multiple SSL certificates for a single Tomcat connector
Sometimes you may want the same Tomcat instance to respond to requests for more than just one hostname. For HTTP this can easily be accomplished, by mapping those hostnames to the same IP address, using the tools provided by your registrar. Supporting HTTPS for multiple hosts is more involved since the SSL certificates need to […]
Installing an SSL Certificate on Tomcat
If you have Tomcat installed on your Mac or Linux computer, like I have shown here and here, you may sooner or later want to serve content not only through HTTP, but also securely through HTTPS. Instead of going the self-signed certificate route, where the certificate is signed with its own private key, I’m describing […]
Serverless compute with Java, on AWS Lambda
Serverless computing is a cloud computing execution model, in which the cloud provider dynamically manages the allocation of machine resources. Serverless computing allows running applications and services, without thinking much about servers, runtime resources, or scaling issues. A very simple serverless computing application is intended to be used as a template project, a model, or starting […]
Debugging your Alexa Skill
Hosting a skill for the Amazon Alexa platform can be more or less involved, depending on the implementation language and hosting platform you pick. If you have some experience with the Java-Servlet life-cycle, then implementing a skill in Java, using Amazon’s Alexa-Skills-Kit library for Java, available in this Maven Repository and on Github, becomes an […]