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User: wlj

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  1. I remember hearing about something like this happening at the University I went to - but it happened back in the 1960s! Does anybody use motor-generator systems any more?

  2. High-tech Ventures by Gordon Bell on Ask Slashdot: What Are Your Favorite Books On Entrepreneurship? · · Score: 2

    The examples are a bit dated but people keep making the same mistakes ... My main take-away is pretty simple: build a team and manage your costs. The more of your company you manage to hold on to, the more control you keep while you are there and the more you get when you leave.

  3. Seen before? on Algorithm Clones Facial Expressions And Pastes Them Onto Other Faces · · Score: 2

    I believe I saw a demo of this technology back at Uncertainty '99 when Matthew Brand presented a paper titled "Patter discovery via entropy minimization" (TR-98-21 from MERL ("A Mitsubishi Electronics Research Laboratory")). The demo was a video of an infant who started to lecture the audience on the technique. I was quite impressed. I recently found a copy of the paper via google.

  4. Re:What exactly do you mean by "Fraud"? on Michael Mann: Swiftboating Comes To Science · · Score: 2

    The point about communication is particularly important. Just "knowing" the situation is never enough. If you cannot explain it, you might as well not know it.

    Take a look at Tufte's review of the graphics explaining the effect of temperature (cold) on shuttle o-rings at the run-up to the Challenger launch. The engineers "knew" what the problem was, but it was not communicated. The graphics actually hid the information (or at least obscured it). Richard Feynman's on-camera demo (not experiment - he knew what was going to happen) finally got it across. (Read his account of this in his autobiography, it shows how hard it is to communicate even the desire for a glass of cold water to some people.) Feynman at this point was the educator/communicator we needed.

  5. Re:Outsource on Ask Slashdot: Best Practices For Starting and Running a Software Shop? · · Score: 1

    This is the best high-level advice I have seen so far in this list: business infrastructure FIRST!

    Don't forget, that includes a "business model" (basically, what do you plan to offer and how will you make money in the process of delivering it) plus "customers" (you know, the people that pay for what you plan to offer).

    Good ideas are important, but a business really needs the model and customers. Otherwise, it is called a "hobby".

    Good luck. :-)
     

  6. Thinking ahead. on How Do You Backup 20TB of Data? · · Score: 1

    From my own (painful) experience: if you don't plan for it up front, you are always fighting fires (playing catch-up). Organizing your data can help a LOT! If it is media, arrange it by genre (e.g. video animation or video classical or whatever) to keep a particular grouping small enough to backup easily. If it is data, arrange by some category that works for you (e.g. current financial projects or past analytic projects).

    The most useful guide I have found for resources allocated to backup: how much is it worth to me to re-create this resource? ("Worth" can be money, time, sentiment, or any other measure(s) or combination you chose.)

    My current feelings: disk is the most versatile and cost effective.

  7. Focus! on Using Laptop To Take Notes Lowers Grades · · Score: 1

    As a university instructor who encourages the use of laptops in class, I feel it is mostly a matter of focus. (I am teaching intro stat and operations research.) I tell the students to bring a laptop, but it is a tool and we will be looking at how to use that tool to solve problems. (I also tell them that if they want to watch youtube or hulu they should sit at the back of the class and use headphones to keep the distraction down for the other students.)

  8. Re:neat, but on Intel Launches Its Own Apache Hadoop Distribution · · Score: 1

    The (stated) speed-up could be nice, but:

    (1) how locked-in is it (just some tuning, serious modification, what?)
    (2) have they actually released it?

  9. Re:Book not so bad on How Does a Single Line of BASIC Make an Intricate Maze? · · Score: 1

    Pretty quick read with some nice old pictures.

    One thing I did not find: reference to the MAT statements in the old BASIC and how M$ dropped them. They were a very interesting feature at many levels.

  10. Re:To Be Fair, He's Replacing Texan Ralph Hall on Lamar Smith, Future Chairman For the House Committee On Science, Space, and Tech · · Score: 1

    What do you mean "slowly warming up to the idea"? As opposed to "a cold day in ..."?

    Reality checks bounce ALL to often down here.

  11. Re:A couple of thoughts on Ask Slashdot: Ambitious Yet Ethical Software Jobs? · · Score: 1

    I would disagree w/ "Most academics are pretty clueless about statistics", but agree that there are opportunities there. Big Data is opening more possibilities for computer intensive statistics and the GPUs are a current tool to make these possible in a "reasonable" amount of time. For example, check out the book "Bootstrap Methods and their Application" by Davison and Hinkley - it is old at this point, but very worth reading. (Inter-library loan can come in VERY handy here. :-)

    Working in Statistics generally can be interesting. I have gotten paid fairly well to have experts teach ME about their field and specialty so that I can then advise them on how to analyze their data. (If you don't know where it came from, you can't really interpret the data.) For me, it was like having a hobby I got paid for ... I even hung around long enough to get a PhD.

    Finally, formal training and credentials are helpful (but not ALWAYS necessary) in Academia. Results are critical in or out of Academia. You can freelance or look for someplace that has an in-house consulting group. Getting a "client base" takes time but could be a path for you to start a freelance practice.

    Good luck.

  12. Re:Free Market working A-OK on Stock Market Manipulation By Millisecond Trading · · Score: 4, Insightful

    My reading of the article brought out the point that, for a few extra bucks, you can actually go to the head of the line - giving the window of opportunity to perform the other actions described. Interesting definition of "free market" ...

  13. Re:Do some research first? on RAID Vs. JBOD Vs. Standard HDDs · · Score: 1

    Look at the RAID 10 configuration (striped and mirrored). Disks are cheap now this gives good safety plus performance.

  14. where did they go? on FBI Agents Don't Have Email Access · · Score: 1

    Maybe carnivore ate them??? :-)

  15. Re: Yes Next Thing on No More Next Big Thing? · · Score: 1

    And when was it that the USPO (in it's wisdom) wanted to shut down because "everything had already been invented"? :-)

  16. Re:Paycut for a more intelligent Mgr on Would You Take A Paycut for More Interesting Work? · · Score: 1

    If you are still negotiating, look for an equity participation. If the new company is in the very early stages any position you get (or are promised) will get diluted, but it still makes sense.

    If you go back into the job market after the start-up (for whatever reason) this approach will look much more rational to anyone you interview with AND you get the advantages you already outlined.

    Good luck.

  17. Re:is it invasion? on Stores Use Discount Cards To Notify Of Recall · · Score: 3, Insightful

    I think this is where is crosses the line.

    When a supplier believes there is a problem with what they supply, they have a responsibility to make that problem (real or suspected) known. Re-calls and news stories spread the information but scare the timid and don't always reach those who need the information. As has been said in this thread, if you gave them correct conact information, IN THIS CASE I (personally) would be comfortable with them telling ME (the purchasor) about the issue.

    Telling ANY third party what I bought - NO!!!

  18. Minimum hardware? on ClusterKnoppix · · Score: 4, Interesting

    What is the minimum hardware needed to support this? Obviously a NIC, but can it run diskless (no HDD or CD)?

    That suddenly makes for a VERY cheap grid node. (Didn't want to use the "B" word :-)

  19. Can we trust ... on Can Open Source Be Trusted? · · Score: 1

    OK. Can he demonstrate that he was constructed and tested to the same standards :-) If you know who did the work, you are trusting the person rather than the process. (Which still says you should be cautious ...)