MQTT Overview: Simple Protocol for IoT and Messaging
What is MQTT? MQTT is an extremely lightweight protocol that allows for messaging over TCP. It is optimized to handle an insane number of connected clients and increases messaging stability over spotty networks. Although MQTT has been around since 1999, the popularity of the protocol…
Raspberry Pi 4: How To Install Apache Spark
Apache Spark is an analytics engine that allows for data processing with a standalone configuration or distributed enterprise setup. Apache Spark has APIs for major programming languages such as Scala, Java, and Python. These APIs let you make quick work of batch or streaming data…
How to Start JAR file as Service Raspberry Pi 4
Summary You already have a Java project and have an executable JAR/WAR file. Now, you want to develop an application that uses the Web Services bundled in your JAR/WAR file. In an effort to keep your development environment tidy it makes sense to run your…
Apache Kafka on Raspberry Pi 4 (4GB)
Summary What can you do with a Raspberry Pi? Well, what if I told you that your budget computer could be a high-performance, fault tolerant, stream processing, messaging system that you can leverage while learning to develop distributed applications? Good news, it’s true! The latest…
Learn: Access Raspberry Pi 4 with VNC
Overview As soon as my Raspberry Pi 4 was un-boxed I rushed to get it setup and quickly became annoyed with the peripheral requirements. There is no way I was going to sacrifice precious space on my desk in order to access the GUI. To…