How about browsing the new posts of a tag you're interested in on stackoverflow? If I remember correctly they don't have a rule against "complete solutions", bu

How about browsing the new posts of a tag you're interested in on stackoverflow? If I remember correctly they don't have a rule against "complete solutions", but one against asking such questions. For example: https://stackoverflow.com/search?tab=newest&q=react https://stackoverflow.com/search?tab=newest&q=react