title: What's the difference between an "encoding," a "character set," and a "code page"?
body: <p>I'm really trying to get better with this stuff.  I'm pretty functional with internationalization concepts like this, but I need to get a better background on the theory behind it.</p>
  
  <p>I've read <a href="http://www.joelonsoftware.com/articles/Unicode.html" rel="noreferrer">Spolsky's article</a>, but I'm still unclear because these three terms get used interchangeably a LOT -- even in that article.  I think at least two of them are talking about the same thing.</p>
  
  <p>I suspect a high percentage of developers flub their way through this stuff on a daily basis.  I don't want to be one of those developers anymore.</p>