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9 lines
145 B
9 lines
145 B
5 years ago
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#!/bin/bash
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if [ "$#" -ne 1 ]; then
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echo "Usage: $0 [number]"
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exit 1
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fi
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cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w $1 | head -n 1
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