c# core:  connect callback
c# core:  connect callback

grokify/c-sharp,marceloinacio/c-sharp,grokify/c-sharp,marceloinacio/c-sharp,grokify/c-sharp,grokify/c-sharp,marceloinacio/c-sharp,marceloinacio/c-sharp,grokify/c-sharp,marceloinacio/c-sharp