send mail from linux terminal in one line

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http://stackoverflow.com – I know there is the command mail in linux to send emails via command line. How can I send an simple email with one line from the terminal though? For example: mail [email protected] [subject] [body] And have the email sent without any confirmation or prompts to the user? The reason is, I want to send a brief message via email to myself when a specific event happens in a java program. The idea is that I will use Runtime.getRuntime()… etc. to send the mail command from my java program. I used cron to do something similar in the past, but the current implementation doesn't use cron, so I n (HowTos)