wait

How to wait in bash for several subprocesses to finish, and return exit code !=0 when any subprocess ends with code !=0?

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[*] wait also (optionally) takes the PID of the process to wait for, and with $! you get the PID of the last command launched in the background. Modify the loop to store the PID of each spawned sub-process into an array, and then loop again waiting on each PID. # run processes and store … Read more

How do I wait for a pressed key?

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In Python 3, use input(): input(“Press Enter to continue…”) In Python 2, use raw_input(): raw_input(“Press Enter to continue…”) This only waits for the user to press enter though. On Windows/DOS, one might want to use msvcrt. The msvcrt module gives you access to a number of functions in the Microsoft Visual C/C++ Runtime Library (MSVCRT): … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)