I ran into this “No Such File or Directory” myself when I downloaded a sketch from the IoT Cloud environment. I opened it up in the Arduino IDE. When I pressed Sketch Upload I got this precise error message “ArduinoIoTCloud.h: No such file or directory“. If you run into these errors, the chance is big … Read more
Learn programming in Processing with this tutorial series for beginners. In this series I recreate the classic Simon Says game, step by step. It’s a great way to learn to create a small but complete digital product (in this case a game) from scratch. We start with reverse engineering the Simon game. In the introduction … Read more
Idea A while ago, I visited a look-out spot on the Holterberg. “Berg” means mountain in Dutch. In a flat country like The Netherlands we even call our smallest hills proudly mountains. Nonetheless, while I was there, I wondered which cities I could actually see in the distance. Of course, I could open up Google … Read more
Goal I’m working on a store and business locator service. Instead of building a User Interface to add addresses to a database, I like to keep track of all the data in an Excel/Google Sheets spreadsheet. This article explains how I build a script to import CSV in MongoDB and keep it in sync with … Read more
Processing demo code that shows how to upload an image from Processing to a web server. It takes a picture with your webcam and saves the image to a folder on your webserver with PHP.
In this article I explain how to you can control the GPIO pins of the Particle Photon with Direct Memory Access. This makes it for example easy to drive LED strips without any CPU cost.
I needed to add some illustrative pictures to a blog article and I wanted to give proper credit to the photographers and link to their websites. I didn’t found a proper plugin that I liked so I created this solution.
Demonstration of the raw Robert Penner easing functions implemented in the Ani library for Processing.