_top"><span class="bold"><strong><code class="computeroutput"><span class="identifier">pplx</span></code> namespace</strong></span></a>
        define common asynchronous patterns such as tasks and events. The <code class="computeroutput"><span class="identifier">concurrency</span><span class="special">::</span><span class="identifier">streams</span><span class="special">::</span><span class="identifier">istream</span></code> parameter and <code class="computeroutput"><span class="identifier">m_data_availab