Tag Archives: java

Create a stand-alone Java App that displays info from a connected sensor

This article assumes you have already some experience in creating Java Apps. For instance if you have done the first 2 lectures of the course Application Development. You should also have prepared the DHT temperature/humidity sensor and have a working sketch for it (eg. by completing step 1 and 2 of this assignment, or via … Continue reading Create a stand-alone Java App that displays info from a connected sensor

Include a processing file (.pde) in a webpage

To show your processing creation in a webpage (or WordPress post or page*) you can use the example code below. * in WordPress, add a Custom HTML block (or switch to HTML-mode) to enter HTML-code in a post or page. Please take note of the following: If in Processing you have multiple files, you must … Continue reading Include a processing file (.pde) in a webpage

Application Development

Information about the course Application Development can be found here. This course is part of module 4, “Smart Products“. The current edition of this course started Friday April 24th, 2020. Materials of the previous edition are available via the archive-folders in the folders below. More information: Schedule 2020 Checklist electronics kit Register your address to … Continue reading Application Development

Add RFID identification to a Java application

This example presumes you already have some basic knowledge about Arduino and programming Java applications with Eclipse. If you have an RFID reader module attached to your computer (via a USB serial connection) you can read RFID data from a Java application. For instance, you can use the unique id (Card UID) to identify something or … Continue reading Add RFID identification to a Java application

Checking your Java environment (for use with leJOS)

To use leJOS you need 32 bits versions of the JDK and the Java Runtime Environment (JRE). Also, sometimes after updates of Java or multiple removals/additions the environment can ‘go bad’. Follow the steps below to test the environment and fix it when necessary. Test Java Windows must be able to find Java programs. Therefore the … Continue reading Checking your Java environment (for use with leJOS)