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Application Design & Architecture

Discuss architecture design, queues, notifiers, dynamic events, dynamic VI calls, modular architectures etc. and any issues related to application design and development in LabVIEW.

1,112 topics in this forum

  1. Use command line to specify to an executable which file to open

    By SimonJarvis,
    • 8 replies
    • 0 views

  2. VI gets stuck on finish

    By wbiker,
    • 12 replies
    • 0 views

  3. String Checker

    By Sparky,
    • 9 replies
    • 0 views

  4. Need help using queued state machine

    By Eugen Graf,
    • 8 replies
    • 0 views

  5. Creating lookup table

    By shashank,
    • 2 replies
    • 0 views

  6. Signal analyse

    By CamilloN,
    • 5 replies
    • 0 views

  7. Plot high frequency data with low CPU load

    By Eugen Graf,
    • 2 replies
    • 0 views

  8. Cyclic Graphs

    By Tomi Maila,
    • 7 replies
    • 0 views

  9. keeping multiple backups of a file

    By torekp,
    • 7 replies
    • 0 views

  10. need help with speeding up a VI i built...

    By p27182,
    • 14 replies
    • 0 views

  11. External event

    By spaceboy,
    • 5 replies
    • 0 views

  12. Programmatic value change event handling

    By Graeme,
    • 2 replies
    • 0 views

  13. Is the day of the "Queued State machine" behind us? 1 2

    By Grampa_of_Oliva_n_Eden,
    • 47 replies
    • 0 views

  14. Determining file type in a platform-independent way

    By eaolson,
    • 1 reply
    • 0 views

  15. controlling MAX with Active X,

    By VegHead,
    • 2 replies
    • 0 views

  16. Trying to understand reentrant

    By HChandler,
    • 16 replies
    • 0 views

  17. Trying to understand reentrent

    By HChandler,
    • 4 replies
    • 0 views

  18. Occasional loop hangup in executable - how to find the source?

    By george seifert,
    • 22 replies
    • 0 views

  19. Global Variable Usage

    By sm07,
    • 9 replies
    • 0 views

  20. which reference VI accepts different control references?

    By Thang Nguyen,
    • 4 replies
    • 0 views

  21. Code Optimization

    By Gary Rubin,
    • 9 replies
    • 0 views

  22. Problem in using methods of XControl

    By Pandiarajan,
    • 3 replies
    • 0 views

  23. Error 1027: Reference cannot be reserved as requested or is in improper

    By jccorreu,
    • 9 replies
    • 0 views

  24. logging average running current

    By Huxley,
    • 1 reply
    • 0 views

  25. Do Queues need semaphore protection for a Read Only op?

    By TG,
    • 20 replies
    • 0 views

  26. Multiple dynamically registered events not firing in subvi

    By jccorreu,
    • 8 replies
    • 0 views

  27. Multiple subVI's with same name...how to choose?

    By John Kelly,
    • 6 replies
    • 0 views

  28. Self Stimulating Xcontrols

    By viSci,
    • 3 replies
    • 0 views

  29. Set Focus to VI

    By alukindo,
    • 3 replies
    • 0 views

  30. Q: How to get a valid reference to created object without a wire

    By TG,
    • 4 replies
    • 0 views

  31. Finding Race Conditions

    By BrokenArrow,
    • 6 replies
    • 0 views

  32. Archiving Typedefs

    By Amaury,
    • 7 replies
    • 0 views

  33. menus in re-entrant VIs

    By aart-jan,
    • 0 replies
    • 0 views

  34. Queued two edge separation measurement

    By jeffrz,
    • 1 reply
    • 0 views

  35. Parallel VI Front panel control

    By Randy81,
    • 3 replies
    • 0 views

  36. Pass around a cluster or call read Vi ?

    By dannyt,
    • 1 reply
    • 0 views

  37. Making Your Own Personilised popup menu

    By phuzionz,
    • 9 replies
    • 0 views

  38. wav file > FFT > peak point

    By zeldAIS,
    • 7 replies
    • 0 views

  39. Keep numeric definitions in a big cluster or 2D array?

    By george seifert,
    • 12 replies
    • 0 views

  40. Instrument Driver for a product family!

    By balendran bala,
    • 12 replies
    • 0 views

  41. Find subVI usage in a directory

    By JDave,
    • 9 replies
    • 0 views

  42. publish subscriber

    By Eugen Graf,
    • 17 replies
    • 0 views

  43. Lossy queue

    By Tomi Maila,
    • 15 replies
    • 0 views

  44. Writing to global from multiple loops

    By webbguy,
    • 1 reply
    • 0 views

  45. USER & ADMIN

    By alnaimi,
    • 3 replies
    • 0 views

  46. A little dynamically-called subVI challenge for you :)

    By crelf,
    • 7 replies
    • 0 views

  47. Always on top

    By Karlos,
    • 1 reply
    • 0 views

  48. Installer Upgrades Instead of Creating New

    By LaserDrive,
    • 10 replies
    • 0 views

  49. Queue, Notifier or User Events ?

    By Eugen Graf,
    • 12 replies
    • 0 views

  50. Queue problem

    By Gary Rubin,
    • 2 replies
    • 0 views

  51. DAQmx allow Regeneration, but...

    By torekp,
    • 1 reply
    • 0 views

  52. Multiple VI's Reading From Same Hardware

    By lvb,
    • 2 replies
    • 0 views

  53. Control value through reference

    By Pablo Bleyer,
    • 14 replies
    • 0 views

  54. Precision on Reentrant VI

    By lraynal,
    • 4 replies
    • 0 views

  55. Calling VIs in main program from Dynamic VIs

    By ars_stowers,
    • 19 replies
    • 0 views

  56. Tab Control May not Respond to New Value

    By alukindo,
    • 3 replies
    • 0 views

  57. Loading VIs into memory

    By Eugen Graf,
    • 8 replies
    • 0 views

  58. Get Control Reference by Name

    By John Lokanis,
    • 7 replies
    • 0 views

  59. Do Re-entrant VI Clones Negate Need for the VI Template?

    By alukindo,
    • 4 replies
    • 0 views

  60. Error when flush and destroy queue!

    By Thang Nguyen,
    • 9 replies
    • 0 views

  61. XControls as ChildWindows

    By Ton Plomp,
    • 1 reply
    • 0 views

  62. unlimited queue size

    By Eugen Graf,
    • 11 replies
    • 0 views

  63. Open all clones of a reentrant VI

    By Vladimir Drzik,
    • 4 replies
    • 0 views

  64. LV2-style globals: Ever wondered whether to use While Loops or For 1 2 3

    By Aristos Queue,
    • 65 replies
    • 0 views

  65. I'm addicted to these VI's....

    By BrokenArrow,
    • 11 replies
    • 0 views

  66. Case structure

    By Nullllll,
    • 4 replies
    • 0 views

  67. Saving VI settings to a file

    By BrokenArrow,
    • 21 replies
    • 0 views

  68. Multi GUI

    By spacetoon34,
    • 5 replies
    • 0 views

  69. Suggestions for Multiple UUT Controller

    By lvb,
    • 6 replies
    • 0 views

  70. Carbage collector

    By Tomi Maila,
    • 10 replies
    • 0 views

  71. How do you develop help files / users manuals...

    By Chris Davis,
    • 7 replies
    • 0 views

  72. Custom Driver Design

    By JDave,
    • 5 replies
    • 0 views

  73. Application Initialization ... how best to do it

    By fbrandeber,
    • 7 replies
    • 0 views

  74. Executable file: how to disable startup VI

    By pockey,
    • 8 replies
    • 0 views

  75. Simple Event-Driven Queued State Machine with Front Panel Events and a Timer 1 2

    By JDave,
    • 25 replies
    • 0 views

  76. How to handle interchangable VIs

    By gustav,
    • 5 replies
    • 0 views

  77. Replace buttons with ComboBox or Toggle Switch?

    By pockey,
    • 10 replies
    • 0 views

  78. variant data type

    By JdP,
    • 3 replies
    • 0 views
    • JdP
    • JdP

  79. Xcontrol Help - Convert State For Save (Ability)

    By Michael Aivaliotis,
    • 3 replies
    • 0 views

  80. help- subvi usuage

    By Carriejo,
    • 8 replies
    • 0 views

  81. Relink to library

    By Ton Plomp,
    • 9 replies
    • 0 views

  82. Changing the XControl Templates

    By Michael Aivaliotis,
    • 2 replies
    • 0 views

  83. XControl nested properties and help

    By Michael Aivaliotis,
    • 15 replies
    • 0 views

  84. Closing vi and sub vi's by using a Method

    By jgarciallamas,
    • 5 replies
    • 0 views

  85. Queue elements in 2D array form

    By gdul,
    • 6 replies
    • 0 views

  86. Error Handler

    By tushar,
    • 5 replies
    • 0 views

  87. Better Error Case Structure

    By Doon,
    • 7 replies
    • 0 views

  88. Trying to copy conflicting custom typedef fails silently

    By ned,
    • 0 replies
    • 0 views
    • ned
    • ned

  89. unconstrained optimization lv 8.20

    By olivierm,
    • 2 replies
    • 0 views

  90. exit labview without effect?

    By i2dx,
    • 6 replies
    • 0 views

  91. How to handle changing clusters

    By ErikHaverkamp,
    • 4 replies
    • 0 views

  92. Displaying array contents

    By John Kelly,
    • 10 replies
    • 0 views

  93. Design Question: Encoding special characters in INI section and key names

    By Jim Kring,
    • 2 replies
    • 0 views

  94. How to manage an error without stopping the vi

    By jgarciallamas,
    • 8 replies
    • 0 views

  95. How to implement the style of Preference Dialog of LabVIEW 8.2?

    By keiran,
    • 4 replies
    • 0 views

  96. Question about the use of ProducerConsumerData (Multiple Queues)

    By bigl00z3,
    • 17 replies
    • 0 views

  97. Disable multiple controls on vi.

    By graastein,
    • 8 replies
    • 0 views

  98. Is it possible to call a VI with options?

    By Anders Björk,
    • 4 replies
    • 0 views

  99. How to configure timed loop?

    By Johan Svensson,
    • 9 replies
    • 0 views

  100. Manipulate an event refnum?

    By Aitor Solar,
    • 12 replies
    • 0 views
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