Update how-to-convert-a-string-to-a-number.md

Author: anandmeg

docs/csharp/programming-guide/types/how-to-convert-a-string-to-a-number.md

@@ -67,4 +67,7 @@ Show me how to parse a string as a number, but don't throw an exception if the i
 
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+## See also
+
+- [GitHub Copilot in Visual Studio](/visualstudio/ide/visual-studio-github-copilot-install-and-states)
+- [GitHub Copilot in VS Code](https://code.visualstudio.com/docs/copilot/overview)