Monthly Archives: January 2018

How to send an SMS text message in C#

This example finishes the series showing how to make a C# program send an SMS (Short Message Service) message. You could use this technique to make a program monitor some sort of ongoing process and send you a message if … Continue reading

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Calculate credit payments in WPF and C#

This is a WPF version of the example Calculate credit payments in C#. The calculations are the same. Unfortunately building and using the user interface is much harder in WPF, particularly working with the ListView control. (The unofficial WPF slogan: … Continue reading

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Extract part of a JSON file in C#

This example shows how to read a JSON file and pick out only the pieces that are interesting. Recall from my post Anatomy of an example that my original goal with this series of articles was to write a program … Continue reading

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Write a TreeView into a tab-delimited file in C#

The example Load a TreeView from a tab-delimited file in C# shows how to load a TreeView control from a file. This example shows how to do the converse: write a TreeView control’s values into a file. The following SaveTreeViewIntoFile … Continue reading

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Use JSON to serialize and deserialize objects in C#

JSON (JavaScript Object Notation) is a standard for textual storage and interchange of information, much as XML is. Before you roll your eyes and ask if we really need another language to do what XML does, consider how verbose XML … Continue reading

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Display tooltips on a graph of an equation entered by the user in C#

This example draws a graph of an equation entered by the user and the displays a tooltip on it when you move the mouse over the graph. See the post Graph equations entered by the user in C# for information … Continue reading

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