Difference between System. exit (0) and System. exit (1), difference between system. exit1. References
Http://hi.baidu.com/accpzhangbo/blog/item/52aeffc683ee6ec238db4965.html2. Parsing
Check the source code of java. lang. System. We can find the
System. exit, policystem. exit in Java
Exit the program in java and often use System. exit (1) or System. exit (0 ).
View the source code of the System. exit () method, as shown below:
1 /** 2 * Terminates the currently running Java
System. exit (0) and System. exit (1)
public static void exit(int status)
Terminate the currently running Java virtual machine. The parameter is used as the status code. By convention, a non-0 Status Code indicates that an exception is
1. Graceful exit of the process 1.1.kill-9 PID problemsIt is easy and efficient to force a process to be killed by Kill-9 PID on Linux, so many program stop scripts often choose how to use the kill-9 PID.Whether the Kill-9 PID of Linux or the
Before learning Java, a question for a real beginner (that is, learning Java from scratch): What is Java and then how to learn Java? Java is the high-level programming language introduced by Sun Microsystems in 1995, which is divided into Java SE,
Today, my sister asked me about the android background. I remembered how to "exit without resident memory" when I made a hexadecimal conversion a few years ago 」. Although Android does not recommend that you manually close the process, you have to
1. Finish () method
This method can end the current activity, but if your app has many activities, it seems a little too slow to use this method.In addition, there is also a method finishactivity (INT requestcode). For this method, first look at the
System. Exit (0); whether the system is disabled, that is, although your platform is disabled, it still occupies your memory,Dispose (); is to release resources and release your platform from the memory! (This is recommended)
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Author: Li luqun
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Li luqun, male, associate professor. He is mainly engaged in the research and teaching of Java J2EE and j2's integrated applications, spatial web service, and mobile GIS applications. You can contact the author via
A complete Java applicationProgramUsually there must be at least one end point of the application. For general programs, system developers add system at the end of the program based on their needs and personal preferences. exit (0), or system. out (-
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