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Re: Following renames

From
DLDavid Lang <dlang@digitalinsight.com>
Date
Mar 27, 2006, 07:40 UTC
Message-ID
<Pine.LNX.4.62.0603262337580.26865@qynat.qvtvafvgr.pbz>
In-Reply-To
<e0827k$7tk$1@sea.gmane.org>
On Mon, 27 Mar 2006, Jakub Narebski wrote:
> 2.) Caching the results of similarity algorithm/rename detection tool (also
> Paul Jakma post), including remembering false positives and undetected
> renames, for efficiency. Calculated automatically parts might be
> throw-away.

this sounds like it could easily devolve into a O(n!) situation where you are cacheing how everything is related (or not related) to everything else. Paul was makeing the point that the purpose was to cache the data to eliminate the time needed to calculate it, but if you don't store all the results then you don't know if the result is not relavent, or unknown, so you need to calculate it again.

David Lang
-- 
There are two ways of constructing a software design. One way is to make it so simple that there are obviously no deficiencies. And the other way is to make it so complicated that there are no obvious deficiencies.
  -- C.A.R. Hoare
Previous: Jakub NarebskiNext: Jakub Narebski
Message 24 of 41 in “Following renames”
  1. Petr BaudisMar 26, 2006
  2. Junio C HamanoMar 26, 2006
  3. Jakub NarebskiMar 26, 2006
  4. Paul JakmaMar 27, 2006
  5. Petr BaudisMar 26, 2006
  6. Petr BaudisMar 26, 2006
  7. Timo HirvonenMar 26, 2006
  8. Linus TorvaldsMar 26, 2006
  9. Jakub NarebskiMar 26, 2006
  10. Linus TorvaldsMar 26, 2006
  11. Jakub NarebskiMar 26, 2006
  12. Linus TorvaldsMar 26, 2006
  13. Marco CostalbaMar 26, 2006
  14. Linus TorvaldsMar 26, 2006
  15. Marco CostalbaMar 27, 2006
  16. Junio C HamanoMar 27, 2006
  17. Linus TorvaldsMar 27, 2006
  18. Marco CostalbaMar 27, 2006
  19. Johannes SchindelinMar 27, 2006
  20. Linus TorvaldsMar 27, 2006
  21. Marco CostalbaMar 27, 2006
  22. Andreas EricssonMar 27, 2006
  23. Jakub NarebskiMar 27, 2006
  24. David LangMar 27, 2006
  25. Jakub NarebskiMar 27, 2006
  26. Linus TorvaldsMar 26, 2006
  27. Ryan AndersonMar 26, 2006
  28. Petr BaudisMar 26, 2006
  29. Fredrik KuivinenMar 26, 2006
  30. Linus TorvaldsMar 26, 2006
  31. Petr BaudisMar 26, 2006
  32. Petr BaudisMar 26, 2006
  33. Linus TorvaldsMar 26, 2006
  34. Petr BaudisMar 26, 2006
  35. Junio C HamanoMar 26, 2006
  36. Linus TorvaldsMar 26, 2006
  37. Junio C HamanoMar 27, 2006
  38. Linus TorvaldsMar 26, 2006
  39. Petr BaudisMar 26, 2006
  40. Petr BaudisMar 27, 2006
  41. Petr BaudisMar 26, 2006

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