Algorithms, Data Structures and Class Design

441 topics in this forum

1. How to remember units and classes, where is what?

   By Mike Torrettinni, May 2, 2020
   • 12 replies
   • 2798 views
   • 
   • Vincent Parrett
   • May 6, 2020

2. Why this code fail?

   By Magno, April 23, 2020
   • 15 replies
   • 3791 views
   • 
   • Remy Lebeau
   • April 29, 2020

3. Releation between entity types

   By chkaufmann, April 28, 2020
   • 2 replies
   • 1568 views
   • 
   • chkaufmann
   • April 29, 2020

4. How to get PTypeInfo of TRttiProperty / TRttiField

   By aehimself, April 24, 2020
   • 2 replies
   • 2826 views
   • 
   • aehimself
   • April 25, 2020

5. Using TFileStream to check if file is in use

   By Patrick Hughes, April 15, 2020
   • 14 replies
   • 7906 views
   • 
   • timfrost
   • April 16, 2020

6. How to creating an image preview in the background?

   By Steve Maughan, April 13, 2020
   • 17 replies
   • 3337 views
   • 
   • Steve Maughan
   • April 15, 2020

7. As a Delphi expert, do you ever need to refactor or improve your code?

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   By Mike Torrettinni, February 12, 2020
   • 42 replies
   • 10911 views
   • 
   • Guest
   • April 13, 2020

8. Is Record method solution or a bad hack for pointer fields?

   By Mike Torrettinni, April 1, 2020
   • 11 replies
   • 3073 views
   • 
   • Mike Torrettinni
   • April 11, 2020

9. make a whole unit private inside a bpl project

   By jairgza, March 29, 2020
   • 0 replies
   • 1505 views
   • 
   • jairgza
   • March 29, 2020

10. Boolean evaluation

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    By Ole Ekerhovd, March 21, 2020
    • 26 replies
    • 6810 views
    • 
    • Fr0sT.Brutal
    • March 24, 2020

11. Typecasting interfaces to keep code loosely coupled and LiveBinsings

    By Carlos Tré, January 15, 2020   

    • interfaces
    • livebindings
    • 12 replies
    • 3374 views
    • 
    • Andrea Raimondi
    • March 14, 2020

12. pre-generic dictionary class

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    • 2

    By dummzeuch, February 23, 2020
    • 35 replies
    • 9567 views
    • 
    • Andrea Raimondi
    • March 14, 2020

13. Why TList uses a lot more memory than TArray?

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    By Mike Torrettinni, March 5, 2020
    • 53 replies
    • 13829 views
    • 
    • Andrea Raimondi
    • March 14, 2020

14. Image pointer and buffer size

    By dkprojektai, March 6, 2020
    • 12 replies
    • 4851 views
    • 
    • dkprojektai
    • March 7, 2020

15. Array size increase with generics

    • 1
    • 2

    By Mike Torrettinni, February 28, 2020
    • 25 replies
    • 13365 views
    • 
    • Uwe Raabe
    • March 5, 2020

16. Accessing variables outside a For loop

    By Bernard, February 24, 2020
    • 10 replies
    • 2947 views
    • 
    • Fr0sT.Brutal
    • February 25, 2020

17. Array of named and typed parameters. (My Mind is blank)

    By Tommi Prami, February 21, 2020
    • 9 replies
    • 2697 views
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    • aehimself
    • February 25, 2020

18. Interesting size reduction algorithm for HashTable

    • 1
    • 2

    By Tommi Prami, February 17, 2020
    • 29 replies
    • 6755 views
    • 
    • Tommi Prami
    • February 25, 2020

19. Get class instance in record

    By Ugochukwu Mmaduekwe, February 19, 2020
    • 5 replies
    • 1947 views
    • 
    • Ugochukwu Mmaduekwe
    • February 19, 2020

20. Exception in constructor of class taking ownership of an object instance

    By dummzeuch, February 14, 2020
    • 22 replies
    • 4180 views
    • 
    • Remy Lebeau
    • February 19, 2020

21. class designation question

    By David Schwartz, February 6, 2020
    • 15 replies
    • 3173 views
    • 
    • Lars Fosdal
    • February 17, 2020

22. array of weak references

    By Ugochukwu Mmaduekwe, February 12, 2020
    • 4 replies
    • 2332 views
    • 
    • Fr0sT.Brutal
    • February 13, 2020

23. Detect if image is color, greyscale or black white

    By Mark Williams, January 19, 2020
    • 8 replies
    • 5995 views
    • 
    • Mark Williams
    • January 29, 2020

24. How to share data between apps

    By Tom F, January 1, 2020
    • 12 replies
    • 4991 views
    • 
    • pcplayer99
    • January 29, 2020

25. Writing DLL functions unit

    By metinkocadag2003, January 7, 2020
    • 6 replies
    • 2689 views
    • 
    • metinkocadag2003
    • January 8, 2020