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
Part of series about Android App Development. This is the second article, in which you will learn to create a first interactive userinterface.
Part of series about Android App Development: first step: installing Android Studio and create a ‘hello world’ app.
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
Sometimes I get a question from a student or colleague on why we choose Java as our base for the introduction to programming classes. Here are some quick reasons: It is a ‘proven’ language to quickly learn programming It is used as first learned programming language in a lot of other universities and high schools It … Continue reading Why learn programming with Java?
Information about the course Application Development can be found here. This course is part of module 4, “Smart Products“. The next edition of this course starts Friday April 23th, 2021. Much of the current page reflects the 2020 edition still (this will be up-to-date in the second week of April). Materials of the previous edition … Continue reading Application Development
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
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)
You can learn here how to switch firmware for the Lego Mindstorms NXT. If your NXT has leJOS (Java) firmware and you want to switch to Lego, read the first section. For the other way around: to switch from leJOS to Lego, read the second section ‘Install leJos firmware’. This article ends with a section … Continue reading Installing Lego firmware