This does add a level of abstraction to the process and it raises the possibility of security issues.
You can also execute the program using the operating system’s shell. You will notice that the return code was zero, so everything completed successfully. So in this example, we are executing a ping against Yahoo’s website. Anything else in the list are arguments that we want to pass to that program. The first item in the list is the program we want to call.
You will notice that in this example we are passing a list of arguments.
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