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christophermeiklejohn.com
| | typicalprogrammer.com
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| | [AI summary] A discussion on the use of relational databases versus alternative integration methods like XML over HTTP, focusing on encapsulation, data integrity, and the role of SQL in application integration.
| | ufried.com
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| | Revisiting a massively misunderstood topic
| | michaelscodingspot.com
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| | Michael Shpilt's Blog on .NET software development, C#, performance, debugging, and programming productivity
| | www.jeremykun.com
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| Last time we defined and gave some examples of rings. Recapping, a ring is a special kind of group with an additional multiplication operation that "plays nicely" with addition. The important thing to remember is that a ring is intended to remind us arithmetic with integers (though not too much: multiplication in a ring need not be commutative). We proved some basic properties, like zero being unique and negation being well-behaved.