re, optional. However we strongly suggest hooking up Flow-IPC's logging, so that you can reap the benefits of knowing what's going on.</p>
<p >Flow-IPC logs using <code>flow::log</code>, Flow's logging module. Do not be alarmed: this in <em>no</em> way dooms you to having to use some kind of heavy-weight rigid log-output system that you don't like. It is an API: it prepares the log message (spending processor cycles) <em>only</em> if the particular message's log-filter passes. Moreover if a message <em>is</