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日期:2024-08-27
12 Mar 2008 ... The Unix / Linux standard I/O streams with numbers: ... means “first redirect
STDERR to STDOUT, so any errors printed out on STDERR should ......
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日期:2024-08-23
11 Feb 2009 ... How do I redirect output and errors to /dev/null under bash / sh shell scripting?
How do I redirect the output of stderr to stdout, and then redirect ......
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日期:2024-08-26
22 Mar 2007 ... While writing a shell script you may need to display an error message. For
example if you failed to open /etc/passwd file you want to display ......
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日期:2024-08-22
8 Oct 2012 ... Working out why a shell script is failing or not working as expected is frustrating.
... for scripts to print nothing and yet encounter multiple errors....
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日期:2024-08-20
Make Bash script exit and print error message if users invoke the .... scriptname
file > newfile , the shell interprets file as the only argument to ....
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日期:2024-08-25
EXIT HANDLER: FILE: trap-test.sh LINE: 6 ERROR CODE: 1 ERROR .... It prints
error or warning messages in red, one line per parameter, and ......
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日期:2024-08-22
I know I can do echo foo 1>&2 but it's kinda ugly and, I suspect, error .... STDERR
fi # run the bubu.sh and redirect you output tux@earth:~$ ....
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日期:2024-08-22
I know that in Linux, to redirect output from the screen to a file, I can ... redirecting
standard output and standard error: &>word and >&word Of ......