What does 'synchronized' mean?

What does 'synchronized' mean?

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Is there an advantage to use a Synchronized Method instead of a Synchronized Block?

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Avoid synchronized(this) in Java?

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Difference between volatile and synchronized in Java

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Java Synchronized Block for .class

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Java synchronized method lock on object, or method?

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If I synchronized two methods on the same class, can they run simultaneously?

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Synchronization of non-final field

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In Java critical sections, what should I synchronize on?

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If a synchronized method calls another non-synchronized method, is there a lock on the non-synchronized method

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why using volatile with synchronized block?

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Is ConcurrentHashMap totally safe?

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Synchronizing on String objects in Java

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Happens-before relationships with volatile fields and synchronized blocks in Java - and their impact on non-volatile variables?

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Java Multithreading concept and join() method

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