Computer Science Forum

Which blogs or link that i should prefer to about OOP? Help me,please..

Hey i read about various Time Complexity Notations. I just wanted to know how big can the C (Constant ) can be . As in Big Oh Notation we say f(n)=O(g(n)) iff f(n)<=c*g(n) for all n>=n0. For eg. We have f(n)=3n+2=O(n) as 3n+2<=4n for all n>=2 but what if we …

my friend, who told me that he can hack any facebook, yahoo, gmail account. First i didn't believe him but when he pulled out his laptop and asked me to name any account email address on the earth. I mentioned some random guys, my relatives. And in few seconds he …

Hi i am a begginer in learning computer science and i received a assignment question on arrays. The question asks me to split the characterArray= joe,487 into two seperate variables, one is a variable called idArray where the numbers 487 will go, then i have to have three spaces for …

Writing pseudocode for an assignment that asks to convert the number of pennies collected into dollars and cents, BUT displaying on seperate lines. I understand (sort of) that the \ sign will divide and return an integer result of the whole number and discard the fraction, while the Mod % …

Hi, I'm looking into implementing a program that can translate words into another language (english to name the language) and I am looking for an easily readable language. I posted in this forum because its not really a coding issue, and its closer to the Natural Language Processing that is …

Hello, There is a question which I don't really quite understand. Can someone explain the answer to me? I get the first part: the declaration of the "function" however the rest of it I am quite confused. Variables do not need to be declared for this type of exercise. Insert …

Hi! I want to know how artificial intelligence system(s) work(s)? I want to know whether artificial intelligence depends upon software i.e special type of software having special algorithms or it depends upon special type of hardware having characteristics like human brain cortex and neuron system or both of them(software and …

Hello again! I want to know what the best way to approach understanding how an application works is. I have a game that is highly moddable with Lua and I would actually like to do that. The problem is I don't know how to make sense of it all. There …

Hi i need help with pseudocode functions asap! I need someone very kind to provide functions for the following main program code. The pseudocode assignment is to create a mail merge program. Managed to do the code for the main program. Is there anyone that can provide the functions for …

Salient object in an image is that part of the image where all the human attention goes and rest part is mostly ignored by the vision of humans. i wonder why many people researching about saliency. i can't get enough illustration how saliency would be any of use to human …

If this should have been asked under a different topic on the forum, I apologize. I have personal projects that I have done, but no "real world" experience in the workplace with programming. On my resume, I have listed experience with certain languages but have actually been told that I …

Dear Friends, I am looking for the topic "Virtualization techniques for Security" and got 3 points 1.Isolation and Protection of hypervisor from external entities eg; Privileged management VMs 2. Recursive addition of additional virtualization layers eg: by running commodity hypervisors on top of special "Secure" hypervisors 3. Through hardware trusted …

Pls Clarify the issue My Function : function makeCombination ($my_arr, $k){ reset($my_arr); $enne=count($my_arr); //echo "$enne"; $num_comb=$this->numComb($enne,$k); //echo "$num_comb"; $combinations=array(); $pos=array(); for( $i = $k; $i > 0; $i--) { $pos[$i] = $i; } $counter=0; while(true) { $temp=array(); $i=$k; $counter +=1; if ($counter>1){ while($i-- > 0) { $temp[$i] = $my_arr[$pos[$i]]; } …

If you reason with science, technology and Engineering, you will understand that science deals with the study to understand whereas technology devices ways to use those theories and observable techniques, and then with the blueprint set, the engineer builds on the technologist's ideas/technology. Now to the issue at hand, Computer …

This may be kind of an ambiguous question, or might take more explanation than anyone is willing to provide, so don't feel obligated to respond. I've been using Windows since Version 3.11 came out, but I've never really thought about it from a programming viewpoint. My main Windows development application …

i need a combinations for the required and optional fields For Eg: required field [1,2,3] optional field [1,2,3,4,5] I have a textbox for selecting the titles. when i enter the textbox value as 4 for the combinations i should get result as [1,2,3,4] and [1,2,3,5] .. the [1,2,3] from the …

THE PROBLEM: A bank has about 100 branches throughout the country. To reduce the amount of traveling required for face-to-face meetings, the management has decided to install advance video conferencing (VC) facilities in all branches. In order to install this VC facility, the service provider has to connect-up the branches …

Hwo can i create a chat bot? with what programming language expect AIML?

My organisation is about to deploy 500+ Raspberry Pi's(running Debian) across the country. I have been given the task of configuring these devices. Configuration depends on specific installation, so cannot be configured before installation and the staff at the remote site seriously lack skills. BTW These remote sites are all …

with the aid of diagram write short note on 8086 motherboard

I am working on a currency conversion program and I am stuck on listing the application level requirements...any suggestions?

First of all, I want you all to know that I am illiterate when it comes to computer porgramming and all of the other aspects that make a computer work and function; I will not be using the correct terminology and I ask that you answer my question in lamence …

This program is for a car rental agency. Your program will have to compute the total cost of a rental. This agency has two types of cars, and the rates per day are as follows: All cars come with a basic insurance that covers damage to third Driver above 25 …

What do you mean by a critical section? A critical section is a piece of code of a process that accesses a shared resource that must not be accessed by more than 1 thread of execn. 1.a thread is smallest seq of programmed instrns and process is made of many …

 Create a flowchart to calculate the accumulated points of a few students and determine the average of the grades points.

i have a text box in that i'll enter a value . The value should generate the tree structure using javascript .is there any pulgins for the above . please suggest me

hi i want to develop project which identify person by capturing image of the person through webcam i.e. it identify the face. i googled this topic i found some algorithm .but there is two type of algorithm one is for detection and other is for recognization so which type of …

Hi, colleagues! Last autumn I've started a small web-site with collection of programming problems for beginners. To solve the tasks here users are to submit answers calculated after processing some randomized data. I.e. it is resembling ProjectEuler which I admire greatly :) http://codeabbey.com/ - that is how it looks like. …

I want to know how a microprocessor converts the binary digits into decimal equivalent. The processor only has the ability of manipulating 0's and 1's but, how these numbers are converted back into their decimal equivalent? Are they converted by another circuit? If so, then how and what it is …

I can program with C++ though I'm just a novice at it. I'm using Microsoft's Visual Studio Express 2010 but I don't entirely understand what I'm doing. I can use a library after a great order of frustration but I would like to make this easier. Are there any web …

I want to know how software is converted into electrical pulses or `0`'s and `1`'s in computer. How does the computer do it? I know that `0` and `1` in binary system actually represent `off` and `on` states respectively and the computer stores the data in its memory in the …

Hi Guys Could you explain me why adult education classes are mandatory for childrens?

Hi everyone, I have to design (College work) a project for an web application which must be capable of acting as a GUI for a open-source project (Quagga Routing Daemon). This application must provide a way of managing many instances of the software installed in different remote routers. For those …

Hiee, I am new to this forum. Can anyone let me know where i can get sufficient practice problems where i can find the time complexity of the algorithm. Finding the complexity based on:- 1.)Constant order of Growth 2.)Linear order of Growth 3.)Logarithmic order of Growth 4.)Quadratic order of Growth …

Hey guys, So many times I came across source code of open source technologies, like OpenOffice, Ditto, BigAnt Messenger. They provide their source code too for free, but unfortunately I dont know how can I edit and compile those source code. Can anyone please help in this? Thanks guys in …

Hi everyones! I have explore and development on many programming languages as C++, python, perl, java(a little bit) and Assembly (a little bit),and web languages like html, javascript(a little bit) and PHP. Now I'm wanna create my own OS. My OS will have a simple boot file as starting up …

I was thinking about a question I asked last week that someone answered very well. The person said that no program can interface with the hardware in the same was as the OS. That statement prompted another question and what better place to ask it than here, right? Well how …

Hello, I have been trying to make a logical expression that would give me a certain output(Y) from the given inputs(ABCD). The directions are not specific in how I get the output just that I do not simplify the logical expression A B C D Y 0 0 0 0 …

i need to know about brain networks.

i am student of computer science. i take my final year project this semester and i do not have any project title. i will like to do some web-based system.Can you give me some title?

I am trying to install haskell on xubuntu precise for my haskell class and I cant get it to work. I keep getting 'prelude' module is not available and I have spent hours back and forth installing and uninstalling ghc. Can someone please tell me how to get this thing …

Not sure if this is really computer science but its language agnostic. Any suggestions for a relational diagram type tool for linux. I currently use dia for some flow diagrams but I frequently like to represent things with several boxes which representing components within a bigger box representing something else. …

So i don't really understand how I will calculate the time complexity for my code, I've had a hard time with it and I would really need some help. the exponent is N all the time. So how will i find the time complexity in N-time(bits).. for(int i = 0; …

Hi, I have been trying in vain for a few weeks to implement the Eigenface algorithm for Face Recognition. It is the technique based on Turk and Pentland's paper. I am working in VC++6. Although I know the steps involved in this algorithm, I am finding it difficult to realise …

Hello, I want an idea for my Masters in Computer Science and communication thesis. I am confused between to categories, networking or web/android development. Please help me and tell me what is the appropriate idea. Thank you very much.

Hye, I have started to read and implement Cache Oblivious Btree on RAM. Starting with the Weight Balanced BTree by Arge and Vitter. The Deletion algorithm explained says that after deletion of a leaf an ancestor will get unbalanced so to merge the ancestor with neighbor and split if the …

May I know the newest technology in computer science,so that I chould work on it futher for technical seminar.Please do help.

please i want to implement another algorithm for clustering based on the problems the existing are facing such combining 2 algorithm that will have no lapses at all.

Is there any NET qualified person(Computer Science) who can give me some guidance about the important subjects for exam point of view.What should be the approach for it(NET)?