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Darren

NI
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Posts posted by Darren

  1. QUOTE (rpursley @ Mar 16 2009, 03:41 PM)

    I had some delay problems when there were a couple toolkits on a machine with an expired license for that toolkit (primarily VI Analyzer). Once I uninstalled them, the problem disappeared.

    That was actually a bug in LabVIEW that I introduced in 8.6 where an expired VI Analyzer license would cause the long LabVIEW launch time (sorry about that). It's fixed in 8.6.1. The easiest workaround, as you discovered, was to uninstall the VI Analyzer after its license expired.

    -D

  2. QUOTE (Gary Rubin @ Mar 5 2009, 06:48 AM)

    You don't? How do you differentiate between z's and 2's? I started putting lines through my z's in college, when I started to have trouble interpreting my physics equations.

    My Zs have a distinct angular upper corner...my 2s have a curved upper corner. They look pretty much exactly like 'Z' and '2'.

    Thread hijack ftw!

    -D

  3. The VI Analyzer VIs do not work in a built executable. There is certain internal functionality used by the VI Analyzer that is not supported in the LabVIEW Runtime Engine. I was surprised to see that we do not mention anywhere in the VI Analyzer documentation that the VIs are not supported in a built EXE. I have filed a CAR against the documentation (CAR# 147643) that we add this information.

    -D

  4. QUOTE (Aristos Queue @ Feb 12 2009, 05:34 PM)

    Congratulations, Mr. CLNCA (Certified LabVIEW No Class Architect).

    I believe this statement will be my motivation to actually write the blog article on LabVIEW Object-Oriented Programming that has been brewing in the back of my brain for months now. You have been warned...

    -D

  5. QUOTE (ACS @ Feb 12 2009, 11:19 AM)

    The CLD tests if you can design and implement a state machine. The CLA tests if you can design classes.

    Lest someone read this and get confused, I should point out that LV Class programming is not required on the CLA. You can certainly use them if you want, but they are not a required component of your architecture. I did not use LV Classes in my code for the CLA (and I passed).

    -D

  6. QUOTE (Michael Aivaliotis @ Feb 4 2009, 02:26 PM)

    Did NI give you an old slow machine? Oh, I see, It's because you program in LabVIEW right? All the C developers get the good stuff.

    The start menu shoes up instantly for me.

    Quad core @2.4 GHz, 4 GB of RAM. I don't think that counts as an old slow machine, does it?

    I don't have any shoes in my Start Menu...maybe that was the problem?

    -D

  7. I just got a new Vista machine at work a few weeks ago. One of the first things I did was change the system theme to "Classic" so it looks like the old Windows 2000 look. All the font sizes look normal to me, I'm not seeing any bent wires in old code or larger-than-usual comments. I changed the theme just because I figured the fancy Vista shinyness probably wasn't worth any performance hits I knew I'd encounter (for example, the Start menu took a second to appear with the default Vista theme, but appears instantly with the Classic theme). From what y'all have said, it looks like the font issues were another good reason to go with classic.

    -D

  8. QUOTE (crelf @ Jan 29 2009, 05:51 PM)

    PS: when are you going to get yourself on twitter? :)

    I tried describing Twitter to AQ at either the Norm lunch or the JKI lunch (can't remember which...they were both at the same place, with some of the same people) and I got confused looks and rolled eyes. I'm guessing we won't see him on there anytime soon...

    -D

  9. There is currently no event-based way to determine if a VI's panel is moved. The previous two suggestions (your suggest of polling, and Aristos' suggestion of Windows DLL calls) are the only options. I have used the polling technique to link VI windows before...it's rather choppy. If you end up getting a decent implementation of the Windows calls working, I'd like to see it.

    -D

  10. QUOTE (PJM_labview @ Jan 16 2009, 05:25 PM)

    I am trying to find out when the user either:

    • Press ESC when the Run-time Shortcut Menu is visible
    • Click outside (of any LabVIEW window) to "escape" the Run-time Shortcut Menu

    In LabVIEW 8.6 there is a private event called "Shortcut Menu Dismissed". There's also the equally-handy "Operate Menu Dismissed" that fires when you dismiss the operate menu of a ring, enum, etc.

    -D

  11. QUOTE (PJM_labview @ Jan 16 2009, 05:25 PM)

    I am trying to find out when the user either:

    • Press ESC when the Run-time Shortcut Menu is visible
    • Click outside (of any LabVIEW window) to "escape" the Run-time Shortcut Menu

    In LabVIEW 8.6 there is a private event called "Shortcut Menu Dismissed". There's also the equally-handy "Operate Menu Dismissed" that fires when you dismiss the operate menu of a ring, enum, etc.

    -D

  12. QUOTE (Phillip Brooks @ Jan 9 2009, 12:42 PM)

    Does anyone know if there is a vi.lib/ function, method, or property that can be accessed that will return the Context Help for a VI by file name? The file would not be loaded in memory, I want to supply the full path to the file only...

    I don't know of a way to exactly reproduce the Context Help window contents based on VI path only, but the private App methods "Get VI.Description", "Get VI.Title", and "Get VI.Icon" can get you pretty close. All of those methods take a file path input and do not require opening a VI reference.

    -D

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