if I compare this to my native language resources of information, it is like comparing day and night.
Actually, what he said does make sense. He is comparing two extremes. Also, it's a very common phrase in the USA/English.
Day = lots of light
Night = almost no light
You give your forum nickname a bad name.
Well to me he is like saying there is a blackhat forum in his language and bhw in english.
BHW has tons more information compared to the other forum.