How do I find out the current time for each zone name specified on the command line on a Linux, FreeBSD, OS X or Unix-like system? How do I report time zone information for Singapore or Japan on the command line?
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How do I use the
pwd command in Linux or Unix like operating systems? How can I use pwd command in UNIX or Linux shell scripts for automation purpose?
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I need to copy files from my second hard disk. This hard disk formatted with UFS 2 file system. How do I mount UFS 2 file system created by FreeBSD on my Debian Linux 6 based system?
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How do I copy files under Unix operating system using ksh or csh or bash shell prompt?
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How do I start, stop, or restart networking service under HP-UX, OpenBSD, AIX and other Unix like operating systems?
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My router configured by ISP tech and it is set to get DNS server address automatically from upstream. Is there is a way to find out the IP address of the dns server used by my router which is located at 192.168.1.1? Is there Linux, Unix, Apple OS X, or MS-Windows command that I can use get the same information?
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How do I assign the output of a shell command to a shell variable under Unix like operating system? For example, I want to store the date command output to a variable called $now. How do you do that? How can I set a variable to the output of a command in Bash?
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