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This article explains three common ways to create multithreaded Java programs—extending Thread, implementing Runnable, and using Lambda expressions—providing step‑by‑step instructions, code samples, console output, and a summary of each method’s advantages and appropriate use cases.
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This article explains the Java RUNNABLE thread state, how it differs from traditional OS ready and running states, the impact of time‑slicing and I/O blocking, and demonstrates with code that even blocked I/O operations keep a Java thread in the RUNNABLE state.
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