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"e.g. $ sudo chown -R www-data: *"
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"Ubuntu Server Tip: Use the \"which\" command to find if an executable is in "
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"your path, and if it is, where you can find the file. e.g. $ which nano"
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"Ubuntu Server Tip: Instead of typing exit or closing the terminal if you "
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"want to logout you can press Ctrl+d."
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"Ubuntu Server Tip: Use 'tail -f file' to watch a log file as messages get "