Network

 How do I check for a network connection?  <= https://stackoverflow.com/questions/520347/how-do-i-check-for-a-network-connection

                                                                    <= https://www.codeproject.com/Articles/64975/Detect-Internet-Network-Availability

                                                                    <= https://social.msdn.microsoft.com/Forums/vstudio/en-US/2be9fb43-54c5-4d30-a53a-274f678d1e15/network-connection-detection-c

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