SWT update UI from another thread. Used for long running operations and to avoid the UI being frozen during the operation.

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Thread Semaphore and Mutex in Java. Semaphore restrict the access to a resource for limited numbers of threads while mutex restricts the access to a single thread.

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When you get the "Installation failed: Could not create directory." in WordPress, you can follow these two easy steps.

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How to create tiny HTTP server in Java using ServerSocket class.

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How to get HTTP Response Header using URLConnection class in Java.

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Enum examples in Java. Simple enum usage. How to convert String to Enum object. Enum object with fields and methods.

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