Algorithms, Data Structures and Class Design

250 topics in this forum

1. Micro optimization: Counting items: 1 vs multiple iterations

   By Mike Torrettinni, May 31
   • 6 replies
   • 810 views
   • 
   • Mike Torrettinni
   • June 1

2. TFileStream for memory mapped files

   By AlexBelo, May 31
   • 12 replies
   • 1062 views
   • 
   • Fr0sT.Brutal
   • June 1

3. StringList container with ignore duplicates, non-sorted

   By Mike Torrettinni, May 21
   • 15 replies
   • 989 views
   • 
   • Mike Torrettinni
   • May 24

4. Performance - Find duplicates: Iteration vs Binary Search

   By Mike Torrettinni, May 22
   • 5 replies
   • 551 views
   • 
   • David Heffernan
   • May 22

5. Micro optimization: Math.InRange

   • 1
   • 2

   By Mike Torrettinni, May 11
   • 28 replies
   • 1940 views
   • 
   • Mike Torrettinni
   • May 14

6. Good quality Random number generator implementation

   • 1
   • 2

   By Tommi Prami, April 28
   • 25 replies
   • 2063 views
   • 
   • mikerabat
   • May 6

7. Conversion of image annotation formats into tfrecords for tensorflow object detection api

   By Maryam, May 1
   • 0 replies
   • 597 views
   • 
   • Maryam
   • May 1

8. Read-write protected, but read-only public property?

   By aehimself, April 29
   • 10 replies
   • 856 views
   • 
   • Fr0sT.Brutal
   • April 30

9. TFileStream fmShare modes

   By Mark Williams, April 21
   • 2 replies
   • 677 views
   • 
   • Mark Williams
   • April 22

10. Transforming Data (Pivot ?)

    By david_navigator, April 19
    • 11 replies
    • 955 views
    • 
    • Dany Marmur
    • April 20

11. RegEx performance

    By Mike Torrettinni, April 19
    • 9 replies
    • 965 views
    • 
    • mvanrijnen
    • April 20

12. Parallel Algorithm for resampling bitmaps - very infrequent fails

    By Renate Schaaf, April 11
    • 17 replies
    • 1464 views
    • 
    • Renate Schaaf
    • April 16

13. Help with dynamic record memory leak

    By Gary, March 28   

    • memoryleak
    • records
    • 9 replies
    • 1072 views
    • 
    • PatV
    • March 31

14. Spring4D GroupBy Second question

    By Epo, March 29   

    • spring4d
    • 2 replies
    • 739 views
    • 
    • Epo
    • March 29

15. Spring4D GroupBy First question

    By Epo, March 29   

    • spring4d
    • 4 replies
    • 762 views
    • 
    • Epo
    • March 29

16. Multiple string replace - avoid calling StringReplace multiple times

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    • 3

    By Mike Torrettinni, March 20
    • 62 replies
    • 4706 views
    • 
    • Mike Torrettinni
    • March 22

17. Need help converting java instruction to delphi

    By Ranja AZ, March 18
    • 9 replies
    • 1301 views
    • 
    • Ranja AZ
    • March 20

18. Why is TArray.BinarySearch slower than normal binary search function?

    By Mike Torrettinni, February 28
    • 11 replies
    • 1289 views
    • 
    • Stefan Glienke
    • March 18

19. Micro optimization: use Pos before StringReplace

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    • 2
    • 3

    By Mike Torrettinni, January 31
    • 54 replies
    • 3900 views
    • 
    • Mike Torrettinni
    • March 17

20. Help to achieve multiple inheritance by class redesign

    By iiid354, March 8
    • 14 replies
    • 1297 views
    • 
    • Fr0sT.Brutal
    • March 17

21. RADSTUDIO lamp Utllity

    By Hans-Wolfgang, March 11
    • 1 reply
    • 622 views
    • 
    • FPiette
    • March 11

22. XLS 2 XLSX

    By DrShepard, February 9
    • 13 replies
    • 1472 views
    • 
    • PhilPlus
    • March 9

23. Good Key/Hash for SQL string

    By chkaufmann, March 8
    • 5 replies
    • 563 views
    • 
    • chkaufmann
    • March 8

24. TRtlCriticalSection with custom SpinCount

    By dummzeuch, March 7
    • 2 replies
    • 600 views
    • 
    • dummzeuch
    • March 8

25. Access Violation when optimization is on

    By dummzeuch, March 4
    • 5 replies
    • 667 views
    • 
    • dummzeuch
    • March 4