Computer science or computing science (abbreviated CS or CompSci) is the scientific approach to computation and its applications.

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Floating point error questions

Books teach us that single precision has 24 significands digits this is aproximatly 7 decimal significant digits. Now what would be the sense of printing a float with more than 7 digits? Im wondering ...
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avoid nan and inf in floating point multiplication and division

I have the following hypothesis: It is better to reorder mult and div operation in such a way that we can do our best effort to avoid nan, inf and operating with subnormals. The reorder should follow ...
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What is this compression algorithm? (Similar to RLE)

In Run Length Encoding (RLE), a large set of information is encoded by storing the quantity of consecutive sequences. A canonical example is: ...
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Fast comparison of recursive directory tree against a database?

I'm creating basic media player in the style of foobar2000. I want to load Id3 tags into a database because scanning whole directory tree every time is slow. The problem is, when user changes ...