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If you set it to a true value, it makes the current filehandle hot. Whats the current filehandle?

April 26, 2017filehandle hot value

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If you set it to a true value, it makes the current filehandle hot. Whats the current filehandle?

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select operator. So to make LOG hot, we `select’ it, set $| to a true value, and then we re-`select’ whatever filehandle was selected before we selected LOG.