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As web programmers, we use a lot of strings to move data around the web. Often we’ll use a string to represent a date or an integer or a boolean. Basically "1" in instead of 1, or "April 1, 2009" rather than a proper ISO-8601 formatted culture-invariant date. While these strings are flying around via HTTP it's not a huge deal, but sometimes this loose, even sloppy, use of strings can leak into our own code. We might find ourselves leaving the data times as strings longer and longer, or not even bothering to convert them to their proper type at all. This problem is made worse by the proliferation of JSON, and schema-less/namespace-less XML (that I've often called " angle-bracket delimited files " as they're...
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