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Algorithms, Data Structures and Class Design

Writing good code

408 topics in this forum

  1. Validate data against a set of rules

    By karl Jonson,
    • 3 replies
    • 1172 views

  2. Validation SQL query result

    By karl Jonson,
    • 5 replies
    • 1131 views

  3. VarPythonEval with unidecode

    By SidneiColtre,
    • 0 replies
    • 813 views

  4. Very slow access to class parameters by properties

    By ŁukaszDe,
    • 8 replies
    • 2405 views

  5. Virtual Treeview

    By Bernard,
    • 5 replies
    • 1950 views

  6. Visitor Pattern implemenation

    By Ethan Yager,
    • 2 replies
    • 2269 views

  7. Vonoroi / Fortunes algorithm

    By cwangdk,   
    • 29 replies
    • 3584 views

  8. W1057 during D7 -> D11 conversion

    By Bart Verbakel,
    • 25 replies
    • 2379 views

  9. W1071 when assigning color to a control

    By Bart Verbakel,
    • 4 replies
    • 905 views

  10. What color did a user click on in an Image

    By Tom F,
    • 3 replies
    • 1568 views

  11. What is meant as 'implementation detail' vs 'non-implementation detail'?

    By Mike Torrettinni,
    • 24 replies
    • 8123 views

  12. What is the best (fast) way of checking if a string is number?

    By wuwuxin,
    • 19 replies
    • 6656 views

  13. what is the structure of the file needed for LoadLangFromFile ??

    By Al T,
    • 3 replies
    • 1134 views

  14. What should use: Stringlist, Advanced Record, Database or Tlist Class?

    By Johansy,
    • 2 replies
    • 1798 views

  15. When can Class.Create fail?

    By Mike Torrettinni,
    • 11 replies
    • 2735 views

  16. Which implementation of this is easier to understand?

    By dummzeuch,
    • 34 replies
    • 4294 views

  17. Why empty dynamic arrays = NIL?

    By Mike Torrettinni,
    • 36 replies
    • 8097 views

  18. Why is public class method marked as used, while it's not actually used?

    By Mike Torrettinni,
    • 33 replies
    • 5049 views

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

    By Mike Torrettinni,
    • 11 replies
    • 3886 views

  20. Why is there no RTTI for arrays ?

    By dormky,
    • 2 replies
    • 835 views

  21. Why is this code not thread safe (Delphi 7)

    By Yaron,
    • 24 replies
    • 7154 views

  22. Why isn't this dangerous, or is it?

    By Renate Schaaf,
    • 13 replies
    • 1831 views

  23. Why jpg image is not created?

    By neumimnemecky,
    • 7 replies
    • 1343 views

  24. why shortstring in Delphi cannot used in our Programs using New IDE?

    By bravesofts,   
    • 33 replies
    • 5989 views

  25. Why this code fail?

    By Magno,
    • 15 replies
    • 3208 views
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