Algorithms, Data Structures and Class Design

457 topics in this forum

1. TServerSocket - TClientSocket Issue - Code from Delphi 7 from 2010

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   By mtjmohr, January 2, 2021
   • 80 replies
   • 117036 views
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   • mtjmohr
   • January 6, 2021

2. Best type for data buffer: TBytes, RawByteString, String, AnsiString, ...

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   By Rollo62, October 2, 2020
   • 80 replies
   • 27173 views
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   • Marat1961
   • October 10, 2020

3. Dictionaries, Hashing and Performance

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   By Clément, February 14, 2020   

   • tdictionary
   • tstringlist
   • (and 2 more)

     Tagged with:

     • tdictionary
     • tstringlist
     • hash
     • performance
   • 59 replies
   • 25406 views
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   • Lars Fosdal
   • March 26

4. appending to a dynamic array

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   By dummzeuch, January 24, 2019
   • 25 replies
   • 24996 views
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   • David Heffernan
   • February 9, 2019

5. Remove non-utf8 characters from a utf8 string

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   By borni69, September 23, 2020
   • 49 replies
   • 23637 views
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   • Anders Melander
   • October 1, 2020

6. Organizing enums

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   By Mike Torrettinni, October 13, 2020
   • 84 replies
   • 19771 views
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   • Marat1961
   • October 16, 2020

7. is there any "currency to words" routine for Delphi?

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   By Attila Kovacs, September 24, 2019
   • 27 replies
   • 19574 views
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   • Fr0sT.Brutal
   • November 19, 2019

8. Range Check Error - what actually happens

   By david_navigator, December 31, 2020
   • 24 replies
   • 18799 views
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   • david_navigator
   • January 2, 2021

9. StrToFloat () all combinations of decimal separator and lang. settings

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   By bernhard_LA, August 6, 2021
   • 25 replies
   • 18246 views
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   • mvanrijnen
   • August 23, 2021

10. I/O Error 103

    By Silver Black, October 16, 2021
    • 13 replies
    • 18143 views
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    • Silver Black
    • October 19, 2021

11. Should my record be a class instead?

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    By Mike Torrettinni, January 31, 2019
    • 38 replies
    • 18075 views
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    • Rudy Velthuis
    • February 8, 2019

12. Fast lookup tables - TArray.BinarySearch vs Dictionary vs binary search

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    By Mike Torrettinni, March 6, 2021
    • 51 replies
    • 18068 views
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    • timfrost
    • March 26

13. Multiple string replace - avoid calling StringReplace multiple times

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    By Mike Torrettinni, March 20, 2021
    • 62 replies
    • 17933 views
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    • Mike Torrettinni
    • March 22, 2021

14. Help with string extraction function

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    By Mike Torrettinni, July 16, 2020
    • 94 replies
    • 17318 views
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    • Mahdi Safsafi
    • July 28, 2020

15. Prefer composition over inheritance for code reuse?

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    By Edwin Yip, March 28, 2019
    • 31 replies
    • 15828 views
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    • Rudy Velthuis
    • April 6, 2019

16. Security - How freaky can you get!

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    By Clément, January 4, 2021
    • 56 replies
    • 15461 views
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    • Marat1961
    • January 15, 2021

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

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    By Mike Torrettinni, March 5, 2020
    • 53 replies
    • 15351 views
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    • Andrea Raimondi
    • March 14, 2020

18. Array size increase with generics

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    By Mike Torrettinni, February 28, 2020
    • 25 replies
    • 14773 views
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    • Uwe Raabe
    • March 5, 2020

19. BestPractices: To raise, or not to raise ... an Exception in a class constructor

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    By Rollo62, January 11, 2022
    • 77 replies
    • 14020 views
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    • Anders Melander
    • January 14, 2022

20. Wow, first time using repeat ... until

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    By Mike Torrettinni, April 5, 2019
    • 40 replies
    • 13985 views
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    • Rudy Velthuis
    • May 1, 2019

21. Micro optimization - effect of defined and not used local variables

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    By Mike Torrettinni, November 25, 2020
    • 64 replies
    • 13744 views
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    • Mike Torrettinni
    • February 7, 2021

22. Refactoring Enum to string using enum helpers

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    By Mike Torrettinni, July 21, 2021
    • 34 replies
    • 13143 views
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    • Mike Torrettinni
    • July 22, 2021

23. Guessing the decimal separator

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    By dummzeuch, February 4, 2019
    • 31 replies
    • 13095 views
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    • Rudy Velthuis
    • February 10, 2019

24. Unique Hardware ID

    By msd, May 26, 2022
    • 9 replies
    • 12641 views
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    • mikerabat
    • June 15, 2022

25. 32bit RGBA TBitmap to RGB byte stream.

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    By Tommi Prami, January 11, 2021
    • 50 replies
    • 12620 views
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    • Tommi Prami
    • February 26, 2021