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Thread: Shop Truths, Phrases, Tales; and Outright Lies

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  1. #11
    Supporting Member Paul Jones's Avatar
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    C-Bag,

    I will see what I can find out with DPLA.

    If you ever have any doubt about what you are clicking on an Internet link then DON'T CLICK ON IT. It is not worth the risk. This also applies to your smart phones as well. Also, it is a good idea to Google yourself at least once a month with all different combinations of names and addresses of yourself and family members. You would be surprised at what is already out there. Too late for us to be off the radar.

    I have been using computers since 1968 when punch cards and punch tape were about as fast as you could get in trouble with a computer on a machine rated at 1 MIPS and had some core memories. In graduate school we got sick and tired of spending our research grant for computer time at the campus data center and built our own room full of Data General minicomputers and peripherals for running computer simulations. I have a MS and PhD in geophysics and all my computing was performed on the Data General equipment. Later working in oil and gas exploration I had data processing algorithms that sometimes ran in cpu months on supercomputers (many geophysical equations require complex numbers so you have both the real and imaginary parts to compute and has to be done in floating point double precision because of round off problems after billions of multiplies and divides). The real trick to supercomputing is optimizing the I/O (input/output) because the computer can become data starved and you have to get clever with the I/O channels to maximize throughput. Today I have a laptop with a solid state disk and an Intel core i7 chip and I feel like I have my own supercomputer right on my lap. The solid state disk (no mechanical hard drive with rotating disk) really helps the cpu perform its job and really useful in cloud computing.

    Anyway, I probably bored most of the readers but I am amazed as to how advanced computers have become over the years.

    Paul

  2. The Following 3 Users Say Thank You to Paul Jones For This Useful Post:

    C-Bag (Sep 2, 2016), PJs (Sep 2, 2016), Toolmaker51 (Sep 2, 2016)

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