Help: Can someone give me a more detail tutorial for debug nifi

Hi there I want to be a contributor to NiFi, but i don't know how to debug NiFi from ide. can someone help me? My code will benefit to nifi

Help: I want to be a contributor to NiFi, but encountered two problems

Hi I am a data develper from china , and i am new to NiFi. When I first experienced NiFi, It makes me especially excited. So I want to be a contributor. I was Reference the website that gave by NiFi . but it isn't work.and i can find where