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What are threads? Nearly every operating system supports the concept of processes -- independently running programs that are isolated from each other to some degree. Threading is a facility to allow multiple activities to coexist within a single process. Most modern operating systems support threads, and the concept of threads has been around in various forms for many years. Java is the first ma..

Responsiveness Blocking one part of a process need not block the entire process. Single-threaded applications that do something lengthy when a button is pressed typically display a "please wait" cursor and freeze while the operation is in progress. If such applications were multithreaded, long operations could be done by independent threads, allowing the application to remain active and making t..

What Is a Thread? Just as multitasking operating systems can do more than one thing concurrently by running more than a single process, a process can do the same by running more than a single thread. Each thread is a different stream of control that can execute its instructions independently, allowing a multithreaded process to perform numerous tasks concurrently. One thread can run the GUI whil..