Data Validation, Formulas and Conditional Formatting in Spreadsheet for WinForms

In this blog post we will demonstrate how the developer can use validation, formulas and conditional formatting on cells in a spreadsheet. We will build a sample spreadsheet that calculates application score for students. The final mark is the sum of the points in chemistry and biology. The points in these majors can come from Olympics or a competition: the bigger is considered. The points from the Olympics need to be converted to match the scale of the points from the competition.

Here is the final application:

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Using Flexbox Layout to Arrange Diagram Components in React

This tutorial demonstrates how to use the flexbox layout to arrange the various diagram controls that come with the diagram library for React. The controls we will arrange are DiagramView , NodeListView , Ruler , Overview, Zoomer and Ruler. This is a screenshot of the final application:

We build our project using the React framework and MindFusion diagram library for React available from
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