What is localhost:8000 as used in Codecademy (for AngularJS and Ruby

ruby 8000LINK RUBY800 LOGIN , #RUBY 800 LOGIN LINK ALTERNATIF , RUBY 800 LOGIN ON RUBY 800 :Link Alternatif. Share link. close button.The default timestamp rate is 8000 Hz, but other rates may be defined. RTP & Volatility. SIP-ALG-Detector is an utility to detect routers with SIP ALG enabled. Extra 10%