In this blog post we are going to use the CanvasLayer of the JavaScript map library to build a web page that renders a city map with overlay polygons of the districts, covered by various couriers of a company. Each area is a separate in different color. Here is the final result:
Area Chart in Java Swing
In this blog post we are going to show you how to build this beautiful area chart with two series. We use MindFusion charting library for Java Swing and the AreaChart control that is part of it.

The FunctionSeries in Charting for Java Swing
In this blog post we will build the chart that you see in the image below:

The next sections present you with a step-by-step guide how to build this quadratic equations chart from scratch.
Create and Arrange a Diagram in Xamarin.Forms
In this tutorial we demonstrate how to create a sample diagram and arrange it with the LayeredLayout. The diagram is generated with the Xamarin flowchart library. Here is a screenshot of the final application on an Android phone:

Running JavaScript Diagram Applications with Electron.js
In this blog post we will demonstrate how to setup a Unix/Linux system to run a sample JavaScript diagram application under Electron.js. We use a Raspberry Pi computer which runs Raspberry Pi OS – the Debian-based OS optimized for the Raspberry Pi hardware.
Here is how our test application looks like:

