Computer Definition and 999 Threads

I hope there are some security-minded folks that can reply with practical suggestions. I've become increasingly nervous over time about the security of the data on my laptop (mostly financial) and online information via the myriad of username/password combinations that are used for...

So I am a computer engineering student in FL (USA), about 2 semesters to graduate... I got a co-op job as a Software Engineer, I am working about 30 a week and making around $20 per hour.. When i stared here 2 month ago, they had a guy that was making i think 70k per year (but he was hired by...

Haven't been logging on to the ol' PF as of late, but I'm hoping that one of you may remember more details about something I seem to recall. Probably a good 5 to 8 years ago, I recall there being a video somewhere (this preceded YouTube!) demonstrating the robustness of an FPGA-based computer...

I plan on undertaking an Undergraduate Degree in Games Design, however I also hold a keen interest in Mathematics. I know that both degrees are a great combination for the programming aspects of game design so I want to do Mathematics afterwards. I'm wondering whether I will get any kind of...

I made this video a while back: The black box is a bitcoin miner (irrelevant) with a fan that blows upwards just underneath the holes. I was trying to make the piece of paper float. I think this should be possible since the air velocity is higher on the outsides of the fan than in the...

I'm a student at UNC Chapel Hill in the Honors college and I think I could be a reasonably decent physicist. Physics in general interests me enough that I spent free time reading about it, particularly astrophysics. However, I'm also quite interested in finance and computer science, so I'm a bit...

ok, i know this sounds simple but I've been stuck for the past 3 days trying to figure this out can someone please help me with this i need to do the following, 1) Obtain 3 numbers 2) Determine which number is the smallest of the 3 numbers 3)Out put the smalles number and then halt...

I will in a few weeks be starting my second year of maths and physics and I have been wondering whether I should change to computer science. My reasons are: I have found the course hard and I know there will be a large step up in the second year, and so I know this time constraint means that I...

Hi, I'm currently a sophomore at a 4 year university. I'm going to be switching my major to something in engineering. (I've talked to an advisor to verify that I can do this without postponing my graduation. My school offers an undergraduate degree in Computer Systems Engineering and a masters...

The most serious challenge to engineering a quantum computer is protecting it from decoherence. But FMO proteins in photosynthetic complexes can exhibit entanglement for a few picoseconds as reported here and here, among other places. So would it be possible to build a working, useful quantum...

I'm a computer science and engineering student, who has recently developed interest about quantum computers. I can understand that quantum computers are totally linked with quantum mechanics. But I would like to learn whether there is any relation between quantum computing and quantum field...

Hi! I am trying to design a water cooling system that could cool down my computer from 100C to about 40C, with 600W of energy being provided by the components. Could a system that moves 0.2l of water at 0.1kg/s from a water tank to the computer components to a radiator and from there back to...

Not sure where to put this so general might work.. Anyhow. Forgot the hard drive issues or pretend it's a SSD. Would the computer work if I plugged it into the external outlet of the space station and turned it on... Would it just burn up since the components can't radiate their heat...

I'm majoring in physics right now, but I'm considering switching to computer science. I'm currently enrolled in electromagnetism. Since the class started I noticed something about myself: I'm not enjoying a second of it. I can't stand doing the homework, I'm disinterested in the course...

Hi guys I'm new here, looking for advice on what Honours degree to do next year. I left High School at 16 (I am now 23) and have been working in IT for the past 4-5 years, boring IT support kind of jobs. I've been an avid user of Linux(Fedora) for quite some years and have self-taught a little...

I have the "old" TI-89 (no titanium) and it has 2,5 mm plug. Is it possible to connect the calculator to the computer via USB? I have a cable that came with the calculator, but it's connected to the serial port and my computer hasn't that on it. I have an serial-to-usb adaptor, but I haven't...

Hi everyone I'm a new user of this forum ! I wanted to know if a computer engineer has some chance to work into robotics and aerospace industry. What do you think ? And a computer engineer could call himself an electronics engineer ?

Hello all, this is my first topic here at PF, though I have been using this site as a homework aid for quite a while. Just to clarify, this problem is NOT a homework problem. I have been attempting to create a MOD for the 3D lego-like indy game called minecraft. Minecraft features a...

I just studied BCD, excess 3 and other codes but I guess these were used earlier. What is the current method to convert decimal to binary and back to decimal? Can decoders and encoders be used?

Hi, I am a graduate physics student and I am looking to buy a new desktop. I was wondering if anyone had any opinion on a great desktop for a theoretical physicist. I mostly use mathematica for symbolic computations but from time to time I use C or C++ to write numerical programs. Any...

Basically. I'm a sophomore at Stony Brook University and I was doing biomed but now I think I want to be a software engineer so, I'm trying to get into the Computer Engineering program at my school. I did research and I learned that software developers/software engineers are growing in demand...

hi there I have an Acer ASPIRE Z3750, intel i3, 4gb ram, and I am looking into making it better, i was looking at geforce 570, 580, 590 etc and than i realized that my motherboard has to be compatible before i go and do anything, I've looked on thousands of websites and not one has helped me...

I'm wondering whether I should be an engineer or go into computer programming. Both areas do sound interesting to me, so it's a really difficult decision. Can you guys help me, as into give me pros and cons of both. If you are in one of these careers, first-person opinions would be much...

Long story short I want to Mount a Computer inside an Antique typewriter maintaining the look and feel of the antique. My initial plan is to dissasemble a Toshiba Satellite and disgard any thing I don't need (plastic housing, Maybe the speakers, and any chassis' I can do without) I have so far...

hii iam rithish iam from India living in the city of chennai .actually i have finished b.e(bachelor of engineering) in India similar to bs in usa. now i am planning for doing Ms in arizona usa.But b.e(bachelor of engineering) in India is very low its quality is very low in standard.because we...

I decided to use 1 power supply to run my computer and one to run my fans is the a bad idea? 2 fans in the front 2 fans in the back and 1 fan on the side and 1 fan under my graphics card.

I am heading into my Freshman year in college. I know it's going to be far in the future, but I want to start brainstorming what my 5-10 year goal is. Any help is appreciated. With these majors, I'm planning on getting a masters in Computer Science, but what should I do with the math degree...

Hi friends, I am Harsh kumar from India. I am a computer graduate, with a good sense of district Mathematics. I always want to be an theoretical physicist but i unfortunately ended with computer graduation due to my personal reasons I am physically handicap, never mind that, but as my life leads...

I'd say about every 15 minutes or so, a faint beeping noise is coming from my computer. It's really hard to tell where it's coming from, but I'm pretty sure it's my computer. I shut down my computer last night and I believe I heard it in the middle of the night. So I'm thinking it's my power...

This is the second time my computer sent a lot of email out to my friends, what do I have to do to fix it?

Is it possible that a set of instructions is impossible to be written in computer language because the language's syntax is not very good? So in that case what people do? - create another language which has better syntax?

Hey Guys, WOW, so I am really into a physics forum! :D Well, a brief introduction first so you can understand my case: I am student who just finished high school who wanted to get into medicine school but didn't get enough grades to it (we have it by percentages and I was .75% lower than...

I know this is PhysicsForums and all, but I was wondering whether anyone had any recommendations for good Organic Chemistry textbooks,as well as for CS. I don't really know much about texts for the former subject, and the latter, all I can think of is Knuth's Art of Computer Programming series...

Can quantum computers simulate quantum effects and non quantum effects in one program? If not will they be able to in the future? Can a classical computer simulate quantum mechanics?

I've had this chair for about 5 years, and the leather on it wore thin from lots of sitting and moving, and now the leather on the seat and part of the back is completely worn away to where the cloth cushion is showing. I'd like to just cover the back and seat with some kind of material...

Researchers at Stanford University and the J. Craig Venter Institute (the group who made the first "synthetic" bacterium) have produced a computational model that tracks the activities of every single gene in the bacterium Mycoplasma genitalium during its cell cycle (the researchers chose to...

Is software engineering another name for computer engineering or is it diffrant and more specifc and can a computer engineer apply for a software engineer job?

This question has probably been asked numerous times on this forum. I've tried searching those related threads but haven't really found the answers I need. I will be attending a 4 year university in California and I am stuck between these two majors and am not sure what suits me...

Hello, I was wondering if someone could give me a "for dummies" definition of abstraction and implementation in computer science? The online definitions are very technical and I can't quite wrap my mind around them.

When I turn on my other computer it shuts off in like 2 seconds. I changed the power supply with another tower that works, and still does the same thing. Does anyone know what might be wrong with my other computer? Any help will be much appreciated.

I got this sweet computer tower with a hinge door. The front where you have the drives and power button are missing can i make my own front?

I have a desktop with P4 and a gig ram(using right now). I didn't want to take it to my college since it is 1600 KMs from home and carrying a desktop there is follishness(laptop seems to be a better option). So is it mandatory to take computer to college or i can manage even without a computer...

I have a background as a automotive technician for over a decade. I would like to move into a career that is less stressful on my body and provides a higher ceiling for pay. I am interested in computers with hobbiest knowledge of the how's and why's they work. I have professional experience in...

I'm currently building a new computer. A little quick background, it will be mainly used for internet and some gaming. I don't really care about using the highest resolution on the games, I just want decent resolution, decent sound and a high frame rate. I'm also trying to do it for as little...

What's the maximum and lowest temp a computer can survive, without killing it? I was just curious I mean no computer in particular just a average pc not a lap top though.

Hello everyone, I was wondering because I am looking for a rewarding elective to take in my senior year of high school if AP Computer Science A would be a worthwhile choice. I am interested and think it can't hurt to get a taste of a new subject before I go to college. With a strong...

Hey guys, so here's the deal. I'm a Math and Computer Science major, about to enter my senior year. I'm pretty sure I want to go to grad school and I just started looking for schools I might want to apply to. The thing is, I'm not completely sure if I'd like to pursue a PhD in mathematics or...

Hi there, First post, so be gentle. I'm currently doing a project on Kerr black holes, part of which is based on a project in Edwin F. Taylor's book "Exploring Black Holes" (the chapter is found here) as well as some of Hartle's book (chapter 15). Part of my project, and as a way of better...

I'm a math major, and it's required we take Computer Science I. I've never had any experience with programming (don't really know about it). I was thinking of taking Intro to Numerical Analysis, but when I read the course description it said that some computer knowledge is required. Would it be...

why and why not?