Algorithms, Data Structures and Class Design

463 topics in this forum

1. How know interface GUID from generic anonymous function using RTTI

   By jairgza, August 22, 2021
   • 8 replies
   • 3711 views
   • 
   • Stefan Glienke
   • April 22, 2024

2. How make event be called with an inherited class?

   By Magno, October 1, 2020
   • 13 replies
   • 4551 views
   • 
   • Fr0sT.Brutal
   • October 5, 2020

3. How to abort tasks

   By chkaufmann, July 31, 2019
   • 4 replies
   • 5569 views
   • 
   • Guest
   • August 1, 2019

4. How to apply dark theme for Ribbon

   By Zazhir, February 23, 2023
   • 3 replies
   • 1336 views
   • 
   • programmerdelphi2k
   • February 23, 2023

5. How to calculate class size using TMemoryStream.size?

   • 1
   • 2

   By Jenifer, December 6, 2020
   • 32 replies
   • 8505 views
   • 
   • Fr0sT.Brutal
   • December 17, 2020

6. How to check if an object implements an interface

   By shineworld, September 15, 2021
   • 2 replies
   • 3568 views
   • 
   • Vincent Parrett
   • September 15, 2021

7. How to check the zero-based index

   By Marat1961, October 14, 2020
   • 5 replies
   • 2092 views
   • 
   • Marat1961
   • October 14, 2020

8. How to combine two methods with the same structure using RTTI?

   By bravesofts, April 24   

   • rtti
   • tmethod
   • 5 replies
   • 1107 views
   • 
   • dormky
   • April 25

9. variadic-arguments How to create a Delphi variadic method similar to Write/Writeln without requiring brackets for arguments?

   By bravesofts, January 6   

   • console
   • 7 replies
   • 2285 views
   • 
   • uligerhardt
   • March 10

10. How to create a weak array?

    By Attila Kovacs, March 25, 2019
    • 2 replies
    • 1818 views
    • 
    • Attila Kovacs
    • March 25, 2019

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

    By Steve Maughan, April 13, 2020
    • 17 replies
    • 4045 views
    • 
    • Steve Maughan
    • April 15, 2020

12. How to determine the subjective brightness of my screen?

    • 1
    • 2

    By Der schöne Günther, February 6, 2021
    • 30 replies
    • 8344 views
    • 
    • Guest
    • February 11, 2021

13. How to do base64 decoding then decrypt it with aes256

    By Fuandi, July 7, 2022
    • 2 replies
    • 3752 views
    • 
    • ertank
    • July 8, 2022

14. How to extend/add helpers to for record function?

    By Mike Torrettinni, August 20, 2020
    • 11 replies
    • 3621 views
    • 
    • Fr0sT.Brutal
    • August 21, 2020

15. How to get PTypeInfo of TRttiProperty / TRttiField

    By aehimself, April 24, 2020
    • 2 replies
    • 3403 views
    • 
    • aehimself
    • April 25, 2020

16. How to get ThisFormClass (TForm1) from Form1

    By Qasim Shahzad, December 23, 2021   

    • form creation
    • refactoring
    • (and 3 more)

      Tagged with:

      • form creation
      • refactoring
      • delphi
      • fmx
      • vcl
    • 20 replies
    • 5793 views
    • 
    • Attila Kovacs
    • March 2, 2022

17. How to handle Asynchronous procedures in Delphi

    By araujoarthur, March 3, 2024
    • 3 replies
    • 4492 views
    • 
    • Navid Madani
    • June 26, 2024

18. How to handle delphi exception elegantly with logging feature.

    By HalfBlindCoder, May 14, 2021
    • 17 replies
    • 9959 views
    • 
    • Stefan Glienke
    • June 28, 2021

19. How to manage defined list values

    • 1
    • 2

    By Mike Torrettinni, November 12, 2019
    • 29 replies
    • 9473 views
    • 
    • Stefan Glienke
    • November 14, 2019

20. How to modify the code for $R+

    • 1
    • 2

    By dummzeuch, June 21, 2023
    • 29 replies
    • 4874 views
    • 
    • Remy Lebeau
    • June 22, 2023

21. how to read included code

    By Lainkes, July 4, 2022
    • 1 reply
    • 1376 views
    • 
    • Der schöne Günther
    • July 4, 2022

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

    By Mike Torrettinni, May 2, 2020
    • 12 replies
    • 3438 views
    • 
    • Vincent Parrett
    • May 6, 2020

23. How to share data between apps

    By Tom F, January 1, 2020
    • 12 replies
    • 5886 views
    • 
    • pcplayer99
    • January 29, 2020

24. How to sort only a part of a list

    By caymon, October 30, 2023
    • 4 replies
    • 5259 views
    • 
    • Stefan Glienke
    • October 31, 2023

25. How to switch condition position?

    • 1
    • 2

    By Mike Torrettinni, February 9, 2019
    • 38 replies
    • 11211 views
    • 
    • Rudy Velthuis
    • February 11, 2019