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March 1, 2021 15:23
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Generate a random string. Useful for generating system passwords
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| secret=`cat /dev/urandom | tr -dc _A-Z-a-z-0-9 | head -c${1:-16};echo;` | |
| echo $secret | |
| # If tr complains about illegal byte sequences it is because tr can not handle UTF-8 characters. | |
| # The solution is to specify the C locale for tr | |
| secret=`cat /dev/urandom | LC_ALL=C tr -dc _A-Z-a-z-0-9 | head -c${1:-16};echo;` | |
| echo $secret |
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