lemargina (25)in #programming • 7 years agoSingleton Design PatternSince very early age of programming , I was interested in programming languages very much. The first design pattern…lemargina (25)in #vincentb • 7 years agoVincent B show me the wayAfter I miss the so called 'Cryptocurrency train', my dear friend from abroad gave me, this idea, to take a look at…