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Results tagged with lookup
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user 31503
A lookup (table) is an array that replaces run-time computation with a simpler array indexing operation. The savings in terms of processing time can be significant, since retrieving a value from memory is often faster than undergoing an 'expensive' computation or input/output operation. Over time the definition has become less strict, any kind of searching with a key value can be considered a lookup.
6
votes
Accepted
Critique of Cardinal Direction Enum
are initialized in a simpler way:
NORTH(0, "North"),
EAST(90, "East"),
SOUTH(180, "South"),
WEST(270, "West")
Apart from this, the code is pretty good, but, there is a way you can 'play' with the lookup …
- 97.5k
3
votes
Optimize text to ascii lookup map and scalability
This is one of those occasions where a 'sparse' dataset may be very helpful.
But, first some nit-picks:
You should probably call the class AsciiLetters instead of AciiLetters
Declaring multiple con …
- 97.5k