Code Room
Code reviewMedium
Question
Review this Go dedup check run for every incoming event.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.
Learn the concepts
var seen []string func isDuplicate(id string) bool { for _, s := range seen { // linear scan of everything seen so far if s == id { return true } } seen = append(seen, id) return false}Run or narrate your approach, then ask the coach.