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• What is the relationship between Turing Machine & Modern Computer ?

  - by smwikipedia

  I heard a lot that modern computers are based on Turing machine. I just cannot build a bridge from a conceptual Turing Machine to a real modern computer. Could someone help me build this bridge? Below is my current understanding. I think the computer is a big general-purpose Turing machine. Each program we write is a small specific-purpose…

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• Studying computer science - what am I getting myself into?

  - by clankercrusher

  I'm a student considering the possibility of studying computer science. I've picked up programming indie games and websites as a hobby and I really enjoy it. Despite my fairly positive experience, I somehow get the feeling that computer science in the business world will be completely different than do-it-for-fun game making. Since I'm…

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• Fan twitches and LEDs blink when computer is plugged in

  - by Zifre

  I just finished assembling a desktop for the first time. The specs are: Gigabyte GA-H55M-S2H motherboard Core i3 530 CPU 4 GB DDR3 RAM 1 TB SATA hard drive 500 Watt PSU As soon as I plug in the computer, the "phase LED" starts blinking orange and the system fan LED blinks while the fan "twitches". This continues until about three…

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• Ultra high pitched noice coming from computer

  - by user11177

  It happened twice today, first a few minutes after turning on the computer (stopped by itself after a few minutes), then several hours later after I had turned my computer off, it started emitting a faint, ultra high pitched noise. The noise is not very loud, and almost to high pitch to be audible, but definitely noticeable for my…

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• Cables for building a computer

  - by Faken

  I'm looking at building a computer and I have already done a whole bunch of research the topic and I think I know what I'm doing. My question is where do all the cables required for connecting everything come from? I'm pretty sure that the cables required come from their respective components (power connectors from the power…

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• Computer to Tv cable question

  - by Keith D

  Hi all. Heres my query : I have a PC with all the usual outputs and a couple of TVs in the house with inputs to connect to a computer. Now, what i would like to do is get rid of cable TV and using the input into the spliters in the basement,( ie. where the input cable from outside actually feeds the system ) have the…

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• Computer froze up

  - by Arlen Beiler

  Why would my computer freeze up out of the blue? I have Apache Webserver w/php, and MySQL server installed. I am not sure exactly when it happened, but I was doing something on a wordpress site that I have installed, and it just waited and waited and waited. Then, all the folders on it that were open on my other…

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• Finding Academic Papers in Computer Science

  - by Ender

  I'm not sure whether this is the right place to be asking such a question, but here goes... I'm a final-year Computer Science student looking towards researching a project idea. However, when it comes to finding academic papers and relevant journals every single website I come across seems to be restricted…

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• Ping "replies" from same computer with 'Destination host unreachable' (no route to other computer)

  - by Srekel

  I've got two computers in a LAN behind a wireless router. One has XP with ip 192.168.1.2 This one has W7 with ip 192.168.1.7 If I try to ping the other one from this computer, I get this: C:\Users\Srekel>ping 192.168.1.2 Pinging 192.168.1.2 with 32 bytes of data: Reply from 192.168.1.7: Destination…

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• Computer freezes when CD/DVD is enable, computer HP Pavilion dv98278 Notebook OS - Vista

  - by tom

  As the title states, when my CD/DVD drive is enable my computer freezes showing a diagonal patter on the monitor. This is what has been attempted (DF - didn't fix): (1) cleaned regsitry file - DF; (2) uninstalled and installed driver HL-DT-ST DVDRAM GSA T20L ATA - DF; Yelled profanities at the computer -…

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• TDD/Tests too much an overhead/maintenance burden?

  - by MeshMan

  So you've heard it many times from those who do not truly understand the values of testing. Just to start things out, I'm a follower of Agile and Testing... I recently had a discussion about performing TDD on a product re-write where the current team does not practice unit testing on any level, and…

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• Solaris 11 Customer Maintenance Lifecycle

  - by user12244672

  Hi Folks, Welcome to my new blog, http://blogs.oracle.com/Solaris11Life , which is all about the Customer Maintenance Lifecycle for Image Packaging System (IPS) based Solaris releases, such as Solaris 11. It'll include policies, best practices, clarifications, and lots of other stuff which I…

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• What happens when a computer starts?

  Hi All, Hopefully the title isn't funny to be ignored! But I have a genuine interest in understanding what happens when a computer is turned on. i.e. how the computer works on startup, various initializations that take place. For example, is bootstrap loader the first step, when are device drivers…

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• What computer history museums need hardware donations?

  - by bencnscp

  I have a "TAM" (Twentieth Anniversary Macintosh), that I would like to donate to a museum. (As far as I know, this is the first all-in-one flatscreen desktop...) The Computer History Museum already has several, so I think I would need to find another location. Does anyone know of any other places…

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• Windows XP Computer Management - Local Users and Groups error

  - by Wesley

  Hi all, I opened Computer Management and happened to see that "Local Users and Groups" (under System Tools) had a red X over top of it. After clicking the link, it shows a message saying "Unable to access the computer EMACHINES-PC. The error was: Library not registered." What could have caused…

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• No display on computer due to connection problem

  - by whamsicore

  My computer is booting but has no display. The optical drive has power, but the USB doesn't, so I figured that I had a broken motherboard. However I tried to boot my computer again laying flat, and it worked fine for two seconds, and then froze like it did the first time. It had no display…

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• Computer no display from connection problem.

  - by whamsicore

  My computer is booting but has no display. The optical drive has power, but the USB doesn't, so I figured that I had a broken motherboard. However I tried to boot my computer again laying flat, and it worked fine for two seconds, and then froze like it did the first time. It had no display…

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• Building new computer, turns on, but no post

  - by addybojangles

  Pardon my ignorance here, finally decided to put together a computer and egads. I purchased a new motherboard, power supply, processor, video card and memory. ASUS M4A79XTD EVO AM3 AMD 790X ATX AMD Motherboard OCZ Fatal1ty OCZ550FTY 550W ATX12V v2.2 / EPS12V SLI Ready 80 PLUS Certified…

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• Personal Development : Time, Planning , Repairs & Maintenance

  - by Rajesh Pillai

  Personal Development : Time, Planning, Repairs & Maintenance These are just my thoughts, but some you may find something interesting in it. Please think over it. We may know many things, but still we always keeps procrastinating it. I have written this as I have heard many…

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• Effortless Financial Transaction For Increasing Revenue By Website Maintenance Plan

  While going for a new one or require performing changes to an existing site then following a good maintenance process is of utmost importance to manage a website in business because an increasing num... [Author: Alan Smith - Web Design and Development - April 02, 2010]

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• [GEEK SCHOOL] Network Security 7: Using the Action Center for Extra Security and Maintenance

  - by Ciprian Rusen

  In this lesson we will talk about another lesser-known security tool in Windows – the “Action Center”. This tool that has an impact on both how secure your system is and how well it is running from a maintenance perspective. The Action Center first made its appearance all the way…

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• 7 Basic Windows PC Maintenance Tips

  You don&#146;t need a doctorate in computer science to keep your Windows PC running smoothly. Follow these seven simple PC maintenance tips to happier, more productive computing.

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• Website Maintenance Role In Current Scenario Of Online Market

  The term simply means revising and changing certain existing pages to retain your website newest with current trend and the additions of new pages also come within the preview of web maintenance as w... [Author: Alan Smith - Web Design and Development - April 04, 2010]

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• How to Stop Windows 8 Waking Up Your PC to Run Maintenance

  - by Taylor Gibb

  Windows 8 comes with a new hybrid boot system, this means that your PC is never really off. It also means that Windows has the permission to wake your PC as it needs. Here’s how to stop it from waking up your PC to do maintenance tasks. How To Play DVDs on Windows 8 6…

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• Mission Critical: SQL Server 2008 General Maintenance

  There is nothing that beats a simple checklist for ensuring that things don't get forgotten in the Database Maintenance process. Once again, Buck Woody imagines how the US military would have tackled DBA checklists for 'mission-critical' databases.

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