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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. Software architecture for modular measurement system in a battery and electronics testing laboratory

    By Istvan K,
    • 20 replies
    • 4.1k views

  2. How to implement fractional decimation with 32SPC?

    By ZSL,
    • 0 replies
    • 669 views

  3. New icons for Messenger Library

    By drjdpowell,
    • 0 replies
    • 4.6k views

  4. Get references to front panel cluster objects?

    By WMassey,
    • 6 replies
    • 0 views

  5. Implementing UNDO in my application UI.

    By Michael Aivaliotis,
    • 13 replies
    • 6.9k views

  6. Problem with the root actor taking too long to launch

    By xiongxinwei,
    • 0 replies
    • 894 views

  7. How do I avoid coupling modules together by data type?

    By PA-Paul,
    • 5 replies
    • 3.1k views

  8. Where to put settings modules in my DQMH program?

    By Nokaroa,
    • 5 replies
    • 2.5k views

  9. Program architecture

    By Francois Aujard,
    • 10 replies
    • 3.1k views

  10. Windows system GDI object limit problem

    By xiongxinwei,
    • 9 replies
    • 4.3k views
    • VDB
    • VDB

  11. Follow Reference in vi

    By SayMaster,
    • 1 reply
    • 2.1k views

  12. Instrument simulator - command interpreter

    By CT2DAC,   
    • 8 replies
    • 3.3k views

  13. The property node design pattern where you edit a parameter by selecting which one is "active" is a horrible design

    By infinitenothing,
    • 16 replies
    • 4.3k views

  14. Labview anti-pattern: Action Engines 1 2 3

    By Daklu,
    • 52 replies
    • 41.4k views

  15. Copying change from an individual cluster element to multiple clusters

    By Mads,
    • 17 replies
    • 6.1k views

  16. Best way to merge 2 case structures with hundreds cases each.

    By Thang Nguyen,
    • 7 replies
    • 4.1k views

  17. Strange VI Status

    By X___,   
    • 10 replies
    • 3.4k views

  18. Dynamic Loading Classes using Interfaces, this year I'm finally doing it...

    By IpsoFacto,
    • 2 replies
    • 2.8k views

  19. Primer on the new Multiple Errors VIs?

    By X___,
    • 4 replies
    • 2.9k views

  20. Application recovery

    By Harris Hu,   
    • 2 replies
    • 2.8k views

  21. Have you ditched TestStand to roll your own sequencer?

    By Norm Kirchner,
    • 21 replies
    • 20.5k views

  22. Question about the JKI state machine

    By eberaud,   
    • 18 replies
    • 13.4k views

  23. DQMH - creating modules, singletons or cloneable help

    By Matt_AM,
    • 4 replies
    • 4k views

  24. Custom subarrays

    By HugoChrist,
    • 10 replies
    • 10.8k views

  25. Is this a good place to use the "swap value" primitive?

    By infinitenothing,
    • 2 replies
    • 2.6k views

  26. Open Source Test Executive

    By Kurt Friday,
    • 0 replies
    • 4.5k views

  27. DQMH - Does it make sense to have a "constant broadcast helper loop" and how do I prevent "circular messaging"?

    By Matt_AM,
    • 6 replies
    • 8.4k views

  28. warning.txt

    By pbruno11,
    • 0 replies
    • 3.2k views

  29. Invalid Dynamic Shared Variable Performance Issue

    By Omar Mussa,
    • 9 replies
    • 7.9k views

  30. Log File Structure

    By rharmon@sandia.gov,
    • 5 replies
    • 4.4k views

  31. Resolution of Pseudopaths in LabVIEW (Per-Target Invocation of Packed Project Libraries)

    By Aristos Queue,
    • 1 reply
    • 3.6k views

  32. Events or Queues 1 2

    By Bhaskar Peesapati,
    • 27 replies
    • 13.5k views

  33. Design advice needed for data acquisition system 1 2

    By brownx,
    • 38 replies
    • 11.6k views

  34. Panel Actors Work in Dev but fail to display in Runtime

    By timewaster1700,
    • 0 replies
    • 2.5k views

  35. Panel Actors Launched from non Panel Actor

    By timewaster1700,
    • 0 replies
    • 3.1k views

  36. Plugins, PPLs and the MGI Solution Explorer

    By QueueYueue,
    • 8 replies
    • 9.5k views

  37. Actors and CVTs

    By Austin,   
    • 6 replies
    • 4.9k views

  38. The most complex VI file

    By Mefistotelis,
    • 1 reply
    • 5.8k views

  39. Read TDMS to a 2D array

    By Renan Valente,
    • 3 replies
    • 8.4k views

  40. CLA Exam Question

    By Daklu,
    • 17 replies
    • 23.8k views

  41. Multiple Machine QMH

    By Genaro27,
    • 1 reply
    • 8.4k views

  42. Broadcast Actor (AF with a touch of DQMH)

    By jhoehner,
    • 2 replies
    • 7.7k views

  43. Instructional videos on YouTube 1 2

    By drjdpowell,   
    • 49 replies
    • 30.3k views

  44. Aggregation or Composition for user events and dynamic processes

    By GregFreeman,
    • 9 replies
    • 8.8k views

  45. NI LabVIEW-DSC Application Architecture

    By Ravi Dhoble,
    • 0 replies
    • 7.7k views

  46. Multi threaded telnet comms

    By alecjcook,
    • 2 replies
    • 8.4k views

  47. Poll on Architecture and Frameworks 1 2 3 4

    By drjdpowell,
    • 97 replies
    • 39.1k views

  48. Receive a large traffic data program crash

    By Chen Li,   
    • 4 replies
    • 8.8k views

  49. Overcurrent Protection VI ?

    By Alvaro Espínola,   
    • 6 replies
    • 9.5k views

  50. LV built-app talk to CVI/VisualStudio exe: how?

    By torekp,   
    • 1 reply
    • 8.2k views

  51. Eleven Ways to Update an Indicator from within a subVI. Their Relative Performances and Quite Far Reaching Consequences...

    By styrum,
    • 20 replies
    • 12.4k views

  52. How to get list of events from an Event Registration Refnum (as variant)

    By Axelwlt,
    • 4 replies
    • 9k views

  53. Simulation on LV

    By AbdulQuader,
    • 3 replies
    • 7.8k views

  54. Queue elements in 2D array form

    By gdul,
    • 6 replies
    • 0 views

  55. Owning the lifetime of VI launched with "Run VI Method"

    By PJM_labview,   
    • 6 replies
    • 8.5k views

  56. Getting a ref to a clone VI inherently unsafe?

    By David Boyd,
    • 6 replies
    • 10.1k views

  57. Can this architecture issue be solved with composition?

    By GregFreeman,
    • 6 replies
    • 8.2k views

  58. building a display calculator

    By qwerty3321,
    • 7 replies
    • 8k views

  59. Playback file on cRIO

    By Ratataplam,
    • 4 replies
    • 7.7k views

  60. Shared Variable Woes

    By alecjcook,
    • 3 replies
    • 8.8k views

  61. Style Tips for Spaghetti Block Diagram

    By TUzzell,
    • 6 replies
    • 10.1k views

  62. plugin HAL

    By 0_o,
    • 23 replies
    • 14k views

  63. REx - Remote Export Framework and Remote Events 1 2

    By Norm Kirchner,   
    • 34 replies
    • 27.2k views

  64. Shared library PPL dependency problems

    By dcoons,   
    • 4 replies
    • 8.6k views

  65. How do you model this? 1 2

    By Daklu,
    • 26 replies
    • 21.5k views

  66. How to display RT Data on a multicolumn listbox?

    By Fred chen,   
    • 0 replies
    • 2.8k views

  67. Advice Needed for Distributed Measurement and Control System

    By Shehezaada,
    • 5 replies
    • 3.4k views

  68. Open VI Front panel programmatically without having to include the.vi in the build

    By ParkerJonathan,
    • 9 replies
    • 8k views

  69. help for 3D Picture and markers

    By Alberto Bottillo,   
    • 5 replies
    • 7.2k views

  70. Get VI Path

    By jmltinc,   
    • 4 replies
    • 3.6k views

  71. Is appropriate to use QSM in robotic arm control?

    By Lin yung-hsiang,   
    • 3 replies
    • 3.4k views

  72. LV text rendering, MBCS, OS, Unicode

    By pawhan11,
    • 0 replies
    • 2.5k views

  73. Application configuration data storege

    By pawhan11,
    • 19 replies
    • 6.4k views

  74. deploy hierarchies of shared variables in EXE

    By ensegre,   
    • 1 reply
    • 3.3k views

  75. JKI VI Tester - Use of suites and cases to test multiple classes in the same way

    By Christian Butcher,   
    • 2 replies
    • 4.9k views

  76. Distributing updates by PPL instead of EXE

    By infinitenothing,
    • 1 reply
    • 2k views

  77. Tetris in LabView problem with move blocks

    By Kassia,
    • 3 replies
    • 4.1k views

  78. String with multiple delimiters

    By Bira,   
    • 8 replies
    • 12.2k views

  79. VI server method to get refs of all clones?

    By ensegre,   
    • 3 replies
    • 4.8k views

  80. Will statecharts survive to move to nxg?

    By Taylorh140,   
    • 4 replies
    • 2.9k views

  81. Add an option

    By black1234572,
    • 1 reply
    • 2.1k views

  82. Slow Index Array of Classes

    By GregFreeman,   
    • 8 replies
    • 4.2k views

  83. Variant

    By black1234572,
    • 1 reply
    • 1.8k views

  84. Decouple UI and application core - need advice

    By candidus,
    • 17 replies
    • 5.9k views

  85. Hard Crashes, maybe start async call node related?

    By GregFreeman,   
    • 5 replies
    • 3.8k views

  86. Multi-user acess to cRIO

    By BradPID,
    • 19 replies
    • 9.5k views

  87. myrio voce recognition

    By CHARAN,
    • 0 replies
    • 1.6k views

  88. Help Needed with Configuration File (.ini) Control for Connection to DAQmx Virtual Channel

    By neunited,   
    • 3 replies
    • 5.1k views

  89. Obtaining SceneMesh parameters of 3D objects

    By Philippe123,   
    • 1 reply
    • 2.3k views

  90. Data transfer strategies for FPGA-RT-Host

    By Max Joseph,   
    • 8 replies
    • 15.4k views

  91. Data type parsing

    By black1234572,
    • 2 replies
    • 2.5k views

  92. NI Bluetooth Auto Trigger VI

    By alecjcook,   
    • 0 replies
    • 2.2k views

  93. working with values of a table

    By rb767,   
    • 15 replies
    • 7.4k views

  94. 2D Array Filling by Boolean

    By Ano Ano,
    • 4 replies
    • 3.3k views

  95. Graph & Timing

    By Ano Ano,
    • 4 replies
    • 3.2k views

  96. Simple string in and out of a DLL created with LabVIEW

    By Randy_S,   
    • 3 replies
    • 4.5k views

  97. Automatic Check for 'Re-entrant'

    By alecjcook,
    • 1 reply
    • 1.9k views

  98. Single Storage point for Multithreaded code

    By alecjcook,
    • 1 reply
    • 2k views

  99. storing a value

    By rb767,
    • 13 replies
    • 3.7k views

  100. Stepping up input

    By Asotop,
    • 2 replies
    • 2.2k views
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