'WebRequest.Create(string)' is obsolete: 'WebRequest, HttpWebRequest, ServicePoint, and WebClient are obsolete. Use HttpClient instead.' (https://aka.ms/dotnet-warnings/SYSLIB0014)

The variable 'e' is declared but never used

The variable 'e' is declared but never used

'SupportClass.TextNumberFormat' overrides Object.Equals(object o) but does not override Object.GetHashCode()

The variable 'bPrime' is assigned but its value is never used

The variable 'bPrime' is assigned but its value is never used

'WebProxy.GetDefaultProxy()' is obsolete: 'This method has been deprecated. Please use the proxy selected for you by default. http://go.microsoft.com/fwlink/?linkid=14202'

The variable 'e' is declared but never used

The variable 'e' is declared but never used