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PaulG.

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Everything posted by PaulG.

  1. A Software Engineering Approach to LabVIEW by John Conway and Steve Watts. Great crash course in Object Oriented Design as it relates to programming in LV.
  2. PaulG.

    Motion Control

    I have some experience working with MicroMo Electronics motion control products and NI Motion. With what I needed to do the MicroMo controller I had was overkill. Their motion controllers are extremely powerful with tons of functionality built right into the unit and I eventually didn't even need NI Motion. I would have a hard time imagining something so complex that I would be forced to use it. Just my $0.02.
  3. QUOTE(xtaldaz @ Jul 31 2007, 04:18 PM) You're going to confuse all of us . Reentrantcy is helpful in many instances, namely any time you have an operation/subvi that is used in multiple locations and/or in parallel data paths. Let's say for example you are performing the same operation on each bit of 16-bit data. Your operation will be in one vi that you make reentrant. This vi is placed on your block diagram and copied, i.e. cloned in 16 locations. 16 clones of the reentrant vi will be in 16 memory locations. The most common reason to make sure a VI is NEVER reentrant is in a functional global where you store data in uninitialized shift registers.
  4. QUOTE(Ben @ Jul 27 2007, 07:20 AM) Hi, Ben!
  5. This should keep you busy for a while: http://zone.ni.com/reference/en-XX/help/371361A-01/TOC39.htm "Good form" is just the beginning.
  6. Another method I learned over on NI: search for small images "32x32" (and any other description) under Google image search. Right-click and copy an icon. Open edit icon in LV and paste.
  7. QUOTE(BOBILLIER @ Jun 28 2007, 11:50 AM) Under Options, Block Diagram, I think you have "Use transparent name labels" checked. Uncheck it.
  8. QUOTE(alfa @ Jun 27 2007, 04:14 AM) This thread has gone from bizarre to just plain silly. Into the realm of children asking: "Can God create a rock so big the He could not lift it?"
  9. QUOTE(LV Punk @ Jun 26 2007, 07:44 PM) By just a few points? That's gotta hurt. You'll get it next time, Punk. And post here when you do.
  10. QUOTE(Justin Goeres @ Jun 20 2007, 03:06 PM) They are armed, (98%) animal prostitutes from the holographic 5th dimension universe, living in Romania and studying quantum mechanics for the CIA. I learn a lot from this forum.
  11. OpenG's Variant Configuration vi's might be perfect for this. I was rather intimidated by variants myself until I started playing around with this stuff. http://forums.openg.org/
  12. QUOTE(John Rouse @ Jun 19 2007, 01:23 PM) Yes, it is.
  13. QUOTE(hooovahh @ Jun 19 2007, 10:47 AM) Just that one scene in WOTW made the movie worth watching. That was very funny .... in a sick, twisted sort of way. :laugh:
  14. Wow, man. Flashback, dude. FAR OUT! Cool! :thumbup: <Fonzie I remember seeing Focus on The Midnight Special. Remember that show? (My parents were mortified.) They're selling TMS remastered on DVD. I sat through a 1/2 hour infomercial on it last Saturday waiting for my car's oil change. Oh, the memories ... (what was that phone number again?)
  15. QUOTE(hooovahh @ Jun 18 2007, 04:30 PM) Older than you ... but not as old as me.
  16. QUOTE(BrokenWire @ Jun 18 2007, 07:53 AM) It's under "synchronization" with queues, notifiers, semaphores, etc.
  17. Few here would argue the importance of source control. WHICH source control software, however, would be a real discussion.
  18. QUOTE(Mike Ashe @ Jun 14 2007, 09:26 AM) Exactly. That happened to me during my first LV success story. I was the only person in the organization who took the time to learn LV and actually try to use it. The tech in the lab next to mine was so impressed he learned LV and was writing his own code in a few weeks. It was out of necessity: we were working in a medical manufacturing company R&D lab and had to run hundreds of repetitive tests. LV handled automating these tests quite well. Management was very impressed. And the engineers LOVED getting their data from the server instead of transcribing it from my lab notebook.
  19. QUOTE(rolfk @ Jun 12 2007, 05:17 AM) BASIC is a sentimental favorite of mine. I learned it years ago on my Commodore Vic 20. I knew I loved to program ... but was stuck in the world of hardware engineering. Then I discovered LV in '96. :thumbup: Now I can do both.
  20. QUOTE(alfa @ Jun 11 2007, 12:54 AM) Whiskey-Tango-Foxtrot? Throughout history great evil has been done by the "superior"-minded against others by equating them with "animals". I'm glad you're only a LV programmer. If you were in a position of real power I would be fearing for the human race. One question: if 98% of us are "animals", who (or what) are you?
  21. QUOTE(alfa @ Jun 7 2007, 12:18 AM) Equating 98% of people with animals is not a very effective way to make friends. Stick with LV. Or find a more appropriate forum for your arrogant, elitist and shallow-minded ideas.
  22. QUOTE(yen @ Jun 5 2007, 02:41 PM) Examples. I can read about an Xcontrol or a variant all afternoon, but I'll learn far more in 5 minutes from real-world examples. "Draw me a picture".
  23. Yes. Select which cursor you want to move around with the actcrsr (active cursor) property first. Then you can control the position of that cursor under the same property node by writing to cursor > cursor position > cursor position x (and y). I wish I had my code archives from my last job here at the office. I had tons of stuff on moving cursors and plots around. You may have to wait until tomorrow for an example.
  24. QUOTE(gmart @ May 30 2007, 01:29 PM) It's a very fair question. And you answered it quite well with: " ... The LabVIEW development team uses Perforce internally. LabVIEW also has a VI-based cross-platform Perforce implementation. So Perforce has had extra testing. Anything used by NI LV develoment team and tested internally by NI HAS to be better than what I'm using now. :headbang: I won't mention it by name since it may result in being banned from LAVA.
  25. QUOTE(Michael_Aivaliotis @ May 29 2007, 11:55 AM) What version control software seems to work the best with LV? Does NI have any plans to develop their own? Does the industry seem to have a favorite?
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