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How do I change user password using a shell script under FreeBSD operating systems?

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Q. I’m running Debian Linux 64 bit server. I’m getting an error which read as follows: Can’t re-open pipe to command substitution (fd 4): No child processes How do I fix the problem? A. This error occurs when Linux server run out of open files maximum limit i.e system cannot create or open a new […]

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How do I increase the maximum number of open files under CentOS Linux? How do I open more file descriptors under Linux?

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