Read file line by line

<p>The contents of file.txt are:</p> <pre><code>5 3 6 4 7 1 10 5 11 6 12 3 12 4 </code></pre> <p>Where <span class="inlinecode">5 3</span> is a coordinate pair. How do I process this data line by line in C++?</p> <p>I am able to get the first li

Using fflush(stdin)

<p>So a quick Google search for <span class="inlinecode">fflush(stdin)</span> for clearing the input buffer reveals numerous websites warning against using it. And yet that&rsquo;s exactly how my CS professor taught the class to do it.</p> <p>How b

What is array decaying?

<p>What is decaying of an array? Is there any relation to array pointers?</p> <p><br><br><br><h1>Answer</h1> It&rsquo;s said that arrays &ldquo;decay&rdquo; into pointers. A C++ array declared as <span class="inlinecode">int numbers [5]</span> can

What are POD types in C++?

<p>I&rsquo;ve come across this term POD-type a few times&hellip; what does it mean?</p> <p><br><br><br><h1>Answer</h1> <em>POD</em> stands for <em>Plain Old Data</em> - that is, a class (whether defined with the keyword <span class="inlinecode">stru