Chapter 3. Dictionaries

Dictionaries "To one" or "To many" that's the question.

In the last chapter, we have learnt about different generic list-based containers. Those are great for maintaining simple lists. However, they are not the best for storing associative relationships among different entities.

For example:

  • You might want to know how many electronic gadgets are available from amazon.com that are below $20
  • A football fanatic friend of mine wants to keep a count of how many times Real Madrid won over other teams in recent times
  • Your friend at the local electronics store dreams about a system that can auto-complete electronic part names

These are some ...

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