Application Design & Architecture

1,112 topics in this forum

1. Updating a middle element of a variant tree

   By John Lokanis, October 22, 2013
   • 17 replies
   • 5k views
   • 
   • John Lokanis
   • October 23, 2013

2. Certain Channel as X-Axis

   By kull3rk3ks, October 23, 2013   

   • waveform
   • x-axis
   • 1 reply
   • 2.3k views
   • 
   • Tim_S
   • October 23, 2013

3. Reference casting dance sanity check

   By todd, October 18, 2013
   • 7 replies
   • 3.4k views
   • 
   • todd
   • October 21, 2013

4. RFC: How to get AppBuild to automagically know what to include on host for a particular RT/remote?

   By Aristos Queue, October 3, 2013
   • 4 replies
   • 2.8k views
   • 
   • shoneill
   • October 16, 2013

5. How can you tell if a dynamically called VI (async call) is running?

   By PA-Paul, October 7, 2013
   • 8 replies
   • 10.2k views
   • 
   • lvb
   • October 10, 2013

6. should queue reference be obtained or kept in shift register

   By manigreatus, September 26, 2013   

   • queues
   • 14 replies
   • 12k views
   • 
   • Darin
   • October 2, 2013

7. Reentrant Global In Clones

   By hooovahh, September 12, 2013
   • 4 replies
   • 2.7k views
   • 
   • ShaunR
   • September 13, 2013

8. labviewv.lib could not locate "ni_variable_UnregisterProviderCallback"

   By bulebell, August 26, 2013
   • 1 reply
   • 2.5k views
   • 
   • Rolf Kalbermatter
   • August 29, 2013

9. Application Design & Framework

   By Kas, August 17, 2013
   • 14 replies
   • 8k views
   • 
   • Kas
   • August 20, 2013

10. Waveform chart X scale not matching time correctly

    By patufet_99, April 24, 2013   

    • waveform chart
    • time scale
    • 13 replies
    • 25.3k views
    • 
    • shoneill
    • August 19, 2013

11. Sub VI

    By maziyar mahmoodi, August 15, 2013
    • 3 replies
    • 2.5k views
    • 
    • hooovahh
    • August 15, 2013

12. Communication between projects

    By EOF, July 9, 2009
    • 11 replies
    • 13.2k views
    • 
    • Norm Kirchner
    • August 6, 2013

13. Time consumed in VI doesn't seem to match Profile data

    By george seifert, July 30, 2013
    • 2 replies
    • 2.7k views
    • 
    • jzoller
    • August 1, 2013

14. Cluster Version control Design question

    By ritesh024, July 26, 2013   

    • design
    • cluster
    • 3 replies
    • 3.5k views
    • 
    • Yair
    • July 31, 2013

15. LabVIEW Built DLLs and Library Versions

    By mje, July 17, 2013
    • 9 replies
    • 5.7k views
    • 
    • mje
    • July 19, 2013

16. Dealing with State in Message Handlers

    By AlexA, June 16, 2013
    • 21 replies
    • 5.8k views
    • 
    • Daklu
    • July 14, 2013

17. TCP Host to Multiple cRIO Architecture

    By CraigC, July 11, 2013
    • 3 replies
    • 3.5k views
    • 
    • ShaunR
    • July 12, 2013

18. Move C code to LabVIEW -- writing to binary file

    By GregFreeman, July 8, 2013
    • 7 replies
    • 3.7k views
    • 
    • Rolf Kalbermatter
    • July 9, 2013

19. Mod Please Delete -- posted to wrong forum

    By GregFreeman, July 8, 2013
    • 0 replies
    • 1.4k views
    • 
    • GregFreeman
    • July 8, 2013

20. Start Asynch Call plus Active X is causing event structure in parallel thread to NOT timeout

    By GregFreeman, June 28, 2013
    • 5 replies
    • 3.3k views
    • 
    • Rolf Kalbermatter
    • July 8, 2013

21. Sequencing alternatives to the QSM

    By PHarris, January 20, 2013   

    • qsm
    • queued state machine
    • (and 2 more)

      Tagged with:

      • qsm
      • queued state machine
      • sequence
      • sequencing
    • 17 replies
    • 6.5k views
    • 
    • AlexA
    • June 25, 2013

22. Lapdog over the network? 1 2 3

    By GregSands, July 9, 2012   

    • lapdog
    • message
    • (and 2 more)

      Tagged with:

      • lapdog
      • message
      • network
      • amc
    • 63 replies
    • 18.8k views
    • 
    • AlexA
    • June 23, 2013

23. What so bad about 'thread safe' singletons anyway?

    By viSci, June 15, 2013
    • 11 replies
    • 6.2k views
    • 
    • viSci
    • June 17, 2013

24. Are You a Humble Programmer?

    By brian, June 11, 2013
    • 6 replies
    • 3.3k views
    • 
    • Daklu
    • June 14, 2013

25. Update IVI session in while loop

    By cyro, April 22, 2013
    • 3 replies
    • 2.3k views
    • 
    • todd
    • April 23, 2013

26. User Events and LabVIEW crashes

    By viSci, March 24, 2013
    • 6 replies
    • 4.1k views
    • 
    • viSci
    • March 24, 2013

27. Yet another messaging system/architecture

    By John Lokanis, March 22, 2013
    • 0 replies
    • 4.7k views
    • 
    • John Lokanis
    • March 22, 2013

28. Store time stamp data in configuration file?

    By george seifert, March 18, 2013
    • 11 replies
    • 6.2k views
    • 
    • Ton Plomp
    • March 22, 2013

29. Subpanel

    By jackmax, March 21, 2013
    • 1 reply
    • 2.2k views
    • 
    • hooovahh
    • March 21, 2013

30. How to create new tab control in Executable program

    By jackmax, February 2, 2013   

    • new panel
    • 6 replies
    • 4k views
    • 
    • jackmax
    • March 21, 2013

31. Unnecessary Polymorphic Types

    By hooovahh, March 18, 2013
    • 5 replies
    • 2.7k views
    • 
    • Ton Plomp
    • March 20, 2013

32. Implementing Undo/Redo

    By GregFreeman, March 15, 2013
    • 8 replies
    • 5.1k views
    • 
    • shoneill
    • March 18, 2013

33. Tracking which Background LV Processes are still running

    By Rollin1, February 11, 2013
    • 4 replies
    • 2.4k views
    • 
    • lvb
    • March 13, 2013

34. Adjust XY Scales Individually - Array of Clusters

    By Dan07, March 5, 2013
    • 5 replies
    • 2.3k views
    • 
    • hooovahh
    • March 5, 2013

35. Error Handling in messaging systems 1 2

    By John Lokanis, February 27, 2013   

    • error
    • message
    • (and 1 more)

      Tagged with:

      • error
      • message
      • lvoop
    • 28 replies
    • 10k views
    • 
    • drjdpowell
    • March 3, 2013

36. Self-addressed stamped envelopes 1 2

    By drjdpowell, July 21, 2011
    • 45 replies
    • 44.8k views
    • 
    • monzue
    • March 1, 2013

37. Fuzzy Logic Controller

    By WC Leong, February 27, 2013
    • 1 reply
    • 3.3k views
    • 
    • JLMommy
    • February 27, 2013

38. QSM (Producer/Consumer) Template 1 2 3

    By Kas, September 11, 2012   

    • qsm
    • producer consumer
    • (and 1 more)

      Tagged with:

      • qsm
      • producer consumer
      • template
    • 74 replies
    • 33.5k views
    • 
    • Yair
    • February 27, 2013

39. controlling and syncing multiple statemachines

    By dbrittain, February 19, 2013   

    • triggers
    • statemachine
    • (and 1 more)

      Tagged with:

      • triggers
      • statemachine
      • design
    • 7 replies
    • 6.7k views
    • 
    • OlivierL
    • February 26, 2013

40. Preserve INI Install

    By hooovahh, February 21, 2013
    • 13 replies
    • 5.3k views
    • 
    • Phillip Brooks
    • February 26, 2013

41. Best Way to Average Array Rows with Same Value in First Column

    By Testy, February 19, 2013
    • 1 reply
    • 1.6k views
    • 
    • hooovahh
    • February 20, 2013

42. Best Way to Average Array Rows with Same Value in First Column

    By Testy, February 19, 2013
    • 1 reply
    • 1.7k views
    • 
    • hooovahh
    • February 20, 2013

43. Localized error messages with additional information

    By twols, February 13, 2013
    • 1 reply
    • 1.8k views
    • 
    • Stobber
    • February 16, 2013

44. How to handle extra data in a queue?

    By george seifert, January 10, 2013
    • 9 replies
    • 3.7k views
    • 
    • drjdpowell
    • January 12, 2013

45. Low Coupling Architecture for Data Storage

    By theoneandonlyjim, December 18, 2012
    • 2 replies
    • 2.7k views
    • 
    • theoneandonlyjim
    • December 18, 2012

46. Best practises: organize large application

    By downwhere, December 12, 2012
    • 3 replies
    • 4.2k views
    • 
    • PJM_labview
    • December 15, 2012

47. Change the Background (Rotate Func.)

    By Biker777, December 3, 2012
    • 10 replies
    • 4.4k views
    • 
    • machyaer
    • December 11, 2012

48. Replace multiple NaN elements in an array

    By george seifert, December 11, 2012
    • 0 replies
    • 2.1k views
    • 
    • george seifert
    • December 11, 2012

49. Network Messaging and the root loop deadlock 1 2

    By John Lokanis, November 29, 2012   

    • vi server
    • network
    • (and 3 more)

      Tagged with:

      • vi server
      • network
      • ui thread
      • root loop
      • message
    • 32 replies
    • 14.6k views
    • 
    • PaulL
    • December 4, 2012

50. Create references and use property nodes with grouped controls

    By 20Syl, November 26, 2012   

    • property nodes
    • group
    • 15 replies
    • 6.4k views
    • 
    • 20Syl
    • November 29, 2012

51. Multiple queues and Reentrant VIs.

    By Kas, November 6, 2012
    • 8 replies
    • 5.7k views
    • 
    • Kas
    • November 7, 2012

52. Cluster vs. Waveform Performance

    By Cat, November 1, 2012
    • 14 replies
    • 7.6k views
    • 
    • mje
    • November 6, 2012

53. Parameter tables in a state machine

    By Gulstaff, October 26, 2012   

    • parameters
    • state machine
    • (and 1 more)

      Tagged with:

      • parameters
      • state machine
      • frequency
    • 2 replies
    • 3k views
    • 
    • asbo
    • October 30, 2012

54. String to 1D String Array, painfully slow

    By Findus, October 26, 2012   

    • string to 1d string array
    • 4 replies
    • 5.5k views
    • 
    • Findus
    • October 29, 2012

55. Storing Initialisation Data in a Strict Typedef

    By Zyl, October 19, 2012   

    • typedef
    • data
    • (and 1 more)

      Tagged with:

      • typedef
      • data
      • initilization
    • 7 replies
    • 6.4k views
    • 
    • PaulL
    • October 22, 2012

56. Error Handling (In the Feedback Evaporative Cooler sample project)

    By GeorgeG, October 14, 2012   

    • error handling
    • actor framework
    • (and 1 more)

      Tagged with:

      • error handling
      • actor framework
      • application design
    • 1 reply
    • 4.3k views
    • 
    • JamesMc86
    • October 14, 2012

57. Coordinating Actions Across a Network

    By John Lokanis, October 3, 2012   

    • network
    • queue
    • (and 2 more)

      Tagged with:

      • network
      • queue
      • application
      • instance
    • 12 replies
    • 5.1k views
    • 
    • ShaunR
    • October 9, 2012

58. Message Routing Architecture

    By Mark Balla, July 18, 2011
    • 7 replies
    • 11.8k views
    • 
    • cme0848
    • September 28, 2012

59. Prototype of my Serialization library now available (JSON, XML, your favorite format...)

    By Aristos Queue, August 31, 2012   

    • serialization
    • object persistence
    • (and 2 more)

      Tagged with:

      • serialization
      • object persistence
      • file formats
      • flatten to string
    • 7 replies
    • 5.7k views
    • 
    • Aristos Queue
    • September 27, 2012

60. Reentrant References In an EXE

    By hooovahh, September 10, 2012   

    • exe
    • reentrant
    • 6 replies
    • 6.5k views
    • 
    • Yair
    • September 19, 2012

61. How an API Strategy can Create an Innovation Engine for Engineers and Scientists

    By crelf, September 5, 2012
    • 1 reply
    • 2.1k views
    • 
    • Daklu
    • September 11, 2012

62. Inline vi and shared clone execution Win vs RT

    By bsvingen, September 5, 2012
    • 4 replies
    • 2.6k views
    • 
    • asbo
    • September 5, 2012

63. Reducing load time - half way to a plugin architecture

    By MartinMcD, August 21, 2012
    • 5 replies
    • 3.6k views
    • 
    • MartinMcD
    • September 4, 2012

64. Generating event off windows message queue

    By GregFreeman, August 23, 2012   

    • design
    • application
    • (and 3 more)

      Tagged with:

      • design
      • application
      • dll
      • windows
      • message queue
    • 21 replies
    • 11.2k views
    • 
    • ShaunR
    • August 29, 2012

65. Looking for examples of cooperative multitasking hardware projects

    By Aristos Queue, August 21, 2012
    • 5 replies
    • 3.1k views
    • 
    • Aristos Queue
    • August 22, 2012

66. Passing data between languages

    By Mark Yedinak, August 3, 2012
    • 11 replies
    • 6.1k views
    • 
    • Rolf Kalbermatter
    • August 15, 2012

67. Subject: ArT_Actors: A Step beyond Actor Framework 3.0?

    By Dmitry, August 4, 2012   

    • actor
    • art_actors
    • (and 3 more)

      Tagged with:

      • actor
      • art_actors
      • actor framework
      • white paper
      • lvoop
    • 0 replies
    • 3.2k views
    • 
    • Dmitry
    • August 4, 2012

68. Programatically specify automation refnum input?

    By george seifert, July 31, 2012
    • 4 replies
    • 3k views
    • 
    • george seifert
    • July 31, 2012

69. ElijahKing - MVC+MAL+HAL+Actors+Command+Factory+Plugins

    By 0_o, July 18, 2012
    • 6 replies
    • 5.5k views
    • 
    • jgcode
    • July 24, 2012

70. Multi-Client Network Communications Architecture

    By BrentonLang, June 28, 2012   

    • client
    • communications
    • (and 3 more)

      Tagged with:

      • client
      • communications
      • architecture
      • network
      • server
    • 5 replies
    • 8.2k views
    • 
    • Shazlan
    • July 22, 2012

71. Namespacing objects in a build makes them "different" 1 2

    By crelf, July 7, 2012
    • 34 replies
    • 13k views
    • 
    • crelf
    • July 11, 2012

72. Removing an element from a global array affects other elements in the array

    By zack13532, June 25, 2012
    • 4 replies
    • 2.2k views
    • 
    • zack13532
    • June 25, 2012

73. A query on queues: how to retrieve the number of remaining refnums 1 2

    By asbo, June 18, 2012
    • 26 replies
    • 8k views
    • 
    • Daklu
    • June 21, 2012

74. Disable labview/windows 7 help dialog

    By kiyuna, June 18, 2012   

    • labview windows 7 help f1
    • 2 replies
    • 3k views
    • 
    • kiyuna
    • June 19, 2012

75. Architecture templates

    By TheBoss, June 11, 2012
    • 5 replies
    • 3.8k views
    • 
    • Daklu
    • June 17, 2012

76. Integrate Mocks and Stubs into HAL - recording app actions for testings and development

    By 0_o, May 29, 2012   

    • testing
    • mock
    • (and 2 more)

      Tagged with:

      • testing
      • mock
      • stub
      • hal
    • 7 replies
    • 5k views
    • 
    • 0_o
    • June 3, 2012

77. Spawning processes - reentrant or *.vit?

    By MartinMcD, May 22, 2012
    • 3 replies
    • 2.4k views
    • 
    • MartinMcD
    • May 22, 2012

78. Another "dynamic call" topic: No frontpanels

    By mstoeger, May 18, 2012   

    • load different vis and runtime out of a configuration file
    • 4 replies
    • 2.7k views
    • 
    • Aristos Queue
    • May 22, 2012

79. Best way to share data from different subpanels?

    By Labview Junky, May 1, 2012   

    • sub panel
    • data queue
    • (and 3 more)

      Tagged with:

      • sub panel
      • data queue
      • shared variable
      • event detection
      • amc queue
    • 23 replies
    • 20.6k views
    • 
    • 0_o
    • May 6, 2012

80. 64-bit Installer Issues

    By mje, April 26, 2012
    • 6 replies
    • 3.3k views
    • 
    • Rolf Kalbermatter
    • April 28, 2012

81. Multi-Device Acquisition

    By JamesMc86, April 24, 2012
    • 5 replies
    • 3.1k views
    • 
    • COsiecki
    • April 24, 2012

82. Catching "shortcut menu selection" in subpanel

    By Francois Normandin, April 23, 2012
    • 10 replies
    • 4.6k views
    • 
    • Francois Normandin
    • April 24, 2012

83. Event Structure Firing Order

    By GregFreeman, April 9, 2012   

    • event structures
    • dataflow
    • 6 replies
    • 4.1k views
    • 
    • Ravi Beniwal
    • April 21, 2012

84. SubVIs calling subVIs that need to be reentrant - what level needs to be reentrant?

    By george seifert, April 11, 2012
    • 2 replies
    • 5.3k views
    • 
    • GregR
    • April 11, 2012

85. Asynchronous Call takes long time for VIT files

    By Francois Normandin, April 4, 2012
    • 15 replies
    • 5.9k views
    • 
    • Francois Normandin
    • April 6, 2012

86. Best Practices in LabVIEW 1 2

    By John Lokanis, February 14, 2011
    • 25 replies
    • 23.5k views
    • 
    • John Lokanis
    • March 22, 2012

87. Building Lists of Queue References

    By AlexA, March 16, 2012
    • 8 replies
    • 3.2k views
    • 
    • asbo
    • March 19, 2012

88. Project Design & Maintenance

    By JimboH, March 16, 2012   

    • lvlib
    • lvproj
    • (and 3 more)

      Tagged with:

      • lvlib
      • lvproj
      • best practices
      • svn
      • file management
    • 6 replies
    • 5.2k views
    • 
    • drjdpowell
    • March 17, 2012

89. Getting design patterns out there

    By crelf, March 16, 2012
    • 0 replies
    • 1.9k views
    • 
    • crelf
    • March 16, 2012

90. front panel indicator lag

    By longzoo, March 12, 2012
    • 5 replies
    • 3.2k views
    • 
    • MikaelH
    • March 13, 2012

91. Register & Unregister or just Register?

    By Aristos Queue, March 11, 2012   

    • api design
    • 10 replies
    • 3.9k views
    • 
    • JackDunaway
    • March 12, 2012

92. How to trigger user events inside Action Engine (or FGV) between multiple VIs?

    By njsss, March 10, 2012
    • 2 replies
    • 3.2k views
    • 
    • njsss
    • March 11, 2012

93. Libraries and best practices

    By Stagg54, March 8, 2012   

    • what do you all do?
    • 5 replies
    • 2.9k views
    • 
    • GregR
    • March 9, 2012

94. event structure iuuse

    By bulebell, December 16, 2011
    • 4 replies
    • 5.6k views
    • 
    • bulebell
    • February 23, 2012

95. Does wrapping the dequeue primitive in a sub-vi require re-entrant execution

    By AlexA, February 13, 2012
    • 10 replies
    • 4.9k views
    • 
    • Daklu
    • February 18, 2012

96. Dynamic SubVI Questions

    By theoneandonlyjim, February 10, 2012
    • 4 replies
    • 4.3k views
    • 
    • theoneandonlyjim
    • February 14, 2012

97. Re-Designing Multi-Instrument, Multi-UI Executable 1 2

    By jbjorlie, February 3, 2012   

    • lvoop
    • framework
    • (and 2 more)

      Tagged with:

      • lvoop
      • framework
      • hmi
      • messaging
    • 36 replies
    • 20.8k views
    • 
    • jbjorlie
    • February 13, 2012

98. Dynamic Sub VI Control: Practical Implementation Thereof

    By AlexA, January 17, 2012
    • 7 replies
    • 4.8k views
    • 
    • Steen Schmidt
    • February 1, 2012

99. Stepper motor direction

    By Strom, January 22, 2012
    • 3 replies
    • 4k views
    • 
    • Strom
    • January 23, 2012

100. State machines

     By 0_o, December 29, 2011
     • 13 replies
     • 4.7k views
     • 
     • PaulL
     • January 11, 2012