HDHARRISH DHAITHYA K Ainharrishdhaithya.hashnode.dev·Jun 24 · 16 min readWhy Your `counter++` Is Lying to You: A Practical Guide to Race Conditions in JavaYou wrote a counter. It increments. You ran it across a few threads, summed the results, and got a number that was almost right — off by a handful, in a way that changes every run and never reproduces11A