☕ Java Concurrency
Concurrency allows multiple threads to run independently, improving program performance for tasks that can happen simultaneously.
🔧 Creating a Basic Thread
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💡 Tip: Always call start() on a thread — calling run() directly won’t run it on a new thread.
🧵 Runnable Interface Example
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⚠️ Concurrency issues like race conditions can occur if multiple threads access shared resources without proper synchronization.