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User: Crystalus

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  1. Teaching Kinect to recognize objects on the PC on Exciting Kinect Stuff Already Coming Out · · Score: 2, Interesting

    This video shows an interesting demo of someone teaching the computer how to recognize toys with Kinect as one of the sensors. The demo used all open sourced technologies that combines computer vision, speech recognition, and speech synthesis.

    http://www.youtube.com/watch?v=fQ59dXOo63o

  2. Try MozyPro on Backing Up Laptops In a Small Business? · · Score: 1

    http://www.mozypro.com/

    I am not affiliated with the company in any way. Remote backup with strong encryption. I use their personal backup and I have been very happy with it.

  3. Let's boycott D-Link on D-Link Firmware Abuses Open NTP Servers · · Score: 1

    Slashdot readers unite. Let's boycott D-Link until they fix this issue. I bet this audience overlaps significantly with their consumer base.

  4. Re:First? on Google Adds Satellite Imagery to Maps · · Score: 2, Informative

    Google is definitely not the first. Mapquest also had satellite imagery that you can swap in a few years back, but they seemed to have removed it.

  5. Subliminal advertising used everywhere on Homemade Subliminal CDs · · Score: 1

    I don't know if subliminal messages actually work, but I do know for a fact that it's used pervasively by the advertising industry and artists. See
    W. Bryan Keyes "Subliminal Seduction". While doing a project on subliminal advertising, I found this easy to spot example. Look at the red glass on a diet coke can. What do you see? Given that diet coke is predominently marketed at women who are weight conscious, it's easy to see that the message is - "Drink me and you'll look like the little red glass."

  6. Re:Fall in love! on What Do You Do When CS Isn't Fun Any More? · · Score: 1

    Damn! Who are you??? I want to meet you!!! :)

  7. Excellent Article on Open Source Programmers Stink At Error Handling · · Score: 1
    I'm taking a course at CMU called Dependable Systems. Exceptions and error handling are one of our studied topics.

    Here's an excellent and in depth paper about why programmers forget exception handling, and how we can fix it.


    "Eliminating Exception Handling Errors with Dependability Cases: A Comparative, Empirical Study", Roy A. Maxion, Member, IEEE, and Robert T. Olszewski


    http://ieeexplore.ieee.org/iel5/32/19000/0087784 8. pdf?isNumber=19000

    Abstract:

    Programs fail mainly for two reasons: logic errors in the code and exception failures. Exception failures can account for up to two-thirds of system crashes [1], hence, are worthy of serious attention. Traditional approaches to reducing exception failures, such as code reviews, walkthroughs, and formal testing, while very useful, are limited in their ability to address a core problem: The programmer's inadequate coverage of exceptional conditions. The problem of coverage might be rooted in cognitive factors that impede the mental generation (or recollection) of exception cases that would pertain in a particular situation, resulting in insufficient software robustness. This paper describes controlled experiments for testing the hypothesis that robustness for exception failures can be improved through the use of various coverage-enhancing techniques: N-version programming, group collaboration, and
    dependability cases. N-version programming and collaboration are well known. Dependability cases, derived from safety cases, comprise a new methodology based on structured taxonomies and memory aids for helping software designers think about and improve exception handling coverage. All three methods showed improvements over control conditions in increasing robustness to
    exception failures but dependability cases proved most efficacious in terms of balancing cost and effectiveness. A controlled experiment conducted with 119 subjects revealed a statistically significant 34 percent increase (p
  8. Email vs. E-mail : Not the issue! on "e-mail" vs "email" · · Score: 1
    There's a much deeper message in the article, folks. Do you think the masses really care which way email is spelled? I think Wired is trying to separate quality writing from writing by the masses in the digital age. Look at the two following quotes.

    "It was no longer necessary to know your semicolon, or your syntax, from a hole in the ground."

    "Simply put, clear writing -- that which you understand easily -- is good. Writing that stops you cold, or forces you to go back and re-read what you've just read, is bad."

    I think Wired is appalled at the atrocities Joe Shmoe has done to the English language. I totally agree. It starts with email, and now instant messages, where 30 year olds write like 10 year olds. Not capitalizing because of style is one matter, but doing it because someone is too lazy to reach an extra inch is abominable.