Computer Science Forum

I have studied sql. I know what is relational database. I wanna konw how we store the data in a relational database and how to query the data when we emplement a "select" statement Is there a open source relational data base? I wanna konw the data structure of the …

hi guys, 20 percent of my grade is composed of presenting a simple project with microcontrollers, do you have any idea of what to do? i need some samples, i dont need to do something unique, all i need to do is to have something work and demonstrate that i …

I need to convert 3 Not's, 5 And's, and 2 Or's Gates to just 4 or less Gates?? Thanks

Hi, I need to make a big-theta notation on an algoritm I made. The algoritm is soposed to find factors of a number. This is the algoritm implemented in java: [code=java] public class factor { public static void main (String argv[]) { int number =(Integer.parseInt(argv[0])); int counter = 0; for(counter …

you mean newsletters... that can be achieved by any server side scriptings...just browse google for free scripts... all the best.

I apologize I posted one before finding this area and this is where I should have origonally posted. I have become quite interested in three areas for an eventual masters degree, however with out a large amount of information it would be stupid for me to make any decision. Any …

Hi Everyone, I know this sounds silly but Ive been so caught up with designing efficient logins that interact with a database that Ive forgotten how to do it the hard coded way. I have to create a little application that interacts with a database, but it doesnt have to …

"Do you agree or disagree with the following statement: "since we deliver multiple increments to the customer, why should we be concerned about the quality in the early increments ---we can fix problems in later iterations "?

Please help me understand if and how I can program a microcontroller myself and be able to use it in an electronic digital circuit to perform some simple tasks for example switching.

well here's da problem,its not really a problem i guess but i'm kinda confused about all this:S i'm currently doing BCS(british computer society professional examinations),well its pretty kewl considering u can complete a degree equalent programm in half da time:D anyways all it has is theory so i'm guessing i'll …

Hi, There are certain spell-correcting features in search engines like google... What I want to do is this: If the word entered by the user doesn't match with any of the words in the databases, the program should try to find the word in the database that is closest to …

Hello. Im Majoring in Computer Science and Engineering and I take a Computer Architecture cource this semester. I have a research report to do as a part of the cource. I have choosen a good topic to research about which is: Prediction of Indirect Jumps. Of-cource the report should be …

Hi,all everybody :) I just curious how C can be made. Do any of you know it??

Hello all, I am currently attempting to learn how to program and I am unable to take a class because of my work schedule. I was just wondering if anyone could recommend any books that will help just with learning the basics of programming and not necessarily any one particular …

I am currently working on a project in which I need real-world datasets to use with the Bellman-Ford algorithm. I would like directed or undirected graphs related to routing to use but havent been able to find any. Does anyone know where I could find such materials?

1) when is busy wait preferable to blockign wait? and 2) In a multiprogramming system the execution context of a process (the registers, etc.) is saved when the scheduler switches out one process and switches in a different process. In a ‘uniprogramming’ system, there is one process in main memory. …

It's tough being 50 and back in college! If anyone has recently taken an Algorithm class, my question is this: Is the proof for Prim's algorithm any different than for Kruskal? I understand both algorithms are greedy in the sense of picking the least weight edge each itiration. Prims only …

hi..can you help me? i need a complete program and flowcharts of shell sorting, insertion sort, quicksort, merge sort and buble sort...please help me... in need it on thursday.... thanks a lot! God Bless You! from, grace

I just started with image processing concepts and cannot decide upon a platform to try examples on. The two most commonly used platforms are Matlab and C# (using Aforge libraries). I know a bit of both and learning the syntax will not be a problem. Which one should I go …

I have a design like this: CREATE TABLE moving ( id char(10), itemsList integer, .... ) CREATE TABLE itemsList ( id integer, itemID integer, quantity integer, describtion char (40), ... ) the id in itemsList will be repeat for each different item. I think it very inefficent, so is there …

I'm know this question will make me look pathetic, but I desperately need some help. I'm quite bright, really. Here's my question: [COLOR="Red"]Regarding programming, even pseudocode: Other than mathematical computations, what are examples of processes?[/COLOR] I'm taking online classes through University of Phoenix, and they've been great. However, I've hit …

Hi all, I have a new job in software development and am trying to design a class specification. Now I am able to do this, but i just wondered if there is a class specification 'how - to' template I could read up on? any suggestions will be greatly appreciated. …

hi friends i am doing my final yr BE computer science.i have to do my final yr project. I am interested in java n going to do a project on"RELIABLE DATA TRANSPORT AND CONGESTION CONTROL USING FUZZY LOGIC IN TCP/IP.So can i get basic codings for communication between client and …

I want to store data that will be read from and written to by two executable files. This data file will be used to store settings that are common to both executables. To keep the user from inadvertantly modifying the data file, I would like to limit its write access. …

[B][/B] Hello everyone, I'm not sure if this is the right place to ask this question. If not, could someone please direct me to the correct forum. Here is my problem: [B]This is a CPU scheduling math calculations:[/B] The following is a set of processes with the length of CPU …

Hi: Can anyone help me with this homework? Been trying to work it out but I'm still not getting how to do this. arggh..getting really frustrated:confused: This is impossible or sumthing yikes!

So, by now it seems like C++ will be the futures programming language. But what do [B]you[/B] think of the future of programming languages?? Will it be easier and better for the user to use it and handle it? Write down every thing about programming language that pops up on …

Hi all. Im a newbie and need help creating flowcharts for my class projects. I worked on them for a few days now and cannot figure them out. I am running out of time and have to get thru this class. Here is what I need them to do #1 …

Hey all, My Final year of the Software Engineering degree starting on end of November. But i'm not that much aware on a final year project yet. The duration is nearly 6 months and i'm interested in doing a Desktop System (like data mining) or some kind of a Web …

hi every one i was wondering if some one knows if there is a softwear out there that can track a softwears patterns example if comperter (1) was out puting random numbers on a screen ( sudo random ) take computer screen (1s) info then input it in to computer …

I hope I phrased the question properly... I'm just curious if there is a way to determine what programming language was used for a particular .exe application. I'm a programming newbie starting to study VB and, like many others, I wonder if this is the best language to learn. My …

folks! i,have came through a problem that is the operating system is a driver or not,though i,know that an OS provides an environment to the drivers and specfically speaking it is drive the data from source(H/W orS/W)to the destination.but does really an OS is a driver though it also provides …

Dear All, I am interested In understanding the Time Complexity for inorder traversal of the Binary Tree.Generally i would be also happy if you help me understand Space Complexity for the same I am also putting a simple code snippet for the Inorder. void inorder(struct btree *sr) { if(sr!=NULL) { …

I make an exe file on notepad, save it as a .exe and try to launch it but it says: "The NTVDM CPU has encountered an illegal instruction" What does this mean and how can I get a .exe file to work properly? Sorry if this has already been asked …

Hi there Cool forum! I'm just looking for some advice. I'm designing an interface for a public display as well as an admin interface that will control the output for the display. The display will feature text, images and video - both normal video files and live streamed video. The …

i just signup to ask you to show me the basic and advance script for creating a online game startup bot

can u type any random letters and save it as an .exe file and then run it and have it [U]work[/U]? [B][I][U]what[/U][/I][/B] is an .exe file?

hi i'm not really sure if this is the right place to post this, but i was wondering how you go about compiling programs from source for windows XP. i've heard vaguely about a program called Cygwin, but am not sure if i should download it or not. i'd download …

Hi all, I need some advice in implementing a new ADT that has length of n and the following operations: 1) Init() : Initializes all n elements to 0. Can assume that this is the first one called and called only once. 2) Write(i,x): write value x to position i. …

Hello, I have been asked to provide an algorithm for the following: You are given an array of length N, which contains values in the range from 0 to (N^2) - 1. You are to sort it in O(N) time. I have been unable to find any way to do …

Hi! I have a problem with Dijkstar algorithm. At my university I was told that to use this algorithm I have to have: [LIST] [*]array of distances from starting node to all unreached nodes going only via node in set reached. [*]set of reached nodes (I pressume that it would …

Hi everyone, I am still fairly new to SAS programming and I have somewhat of a problem. I am writing a program that will input a Microsoft Excel Spreadsheet and convert it to a SAS dataset. From there, I want to insert everything in that dataset into a table in …

heres a question: i understand that array insertion is carried out in constant time - O(1) - but if the array is 2D (n*n), then would this still hold true if i wanted to insert the same value into each array? let me explain a bit better, if i have …

Hi, I am having trouble to find the specific information about Dijkstra agorithm and Shortest Path techniques for my following two problems. Please help me by providing either specific answer or URL for my questions. I appreciate your help. ============================== [1] [COLOR=#000000]What is the running time of Dijkstra’s algorithm if …

Hi all, I've just joined this forum and was wondering if you give me a recommendation for a programming language? I've created an application using a scripting language within a filemaker database. I'm keen to explore it's migration to a more versitile / powerful language. My app is based around …

I'm not sure if this is the right place to put this. Here goes: I would like to convert a html page to an image. I've done googling. Most of the findings led me to downloading sharewares. As this project has a tight budget, I reckon I should build something …

We were given a heap sort in a pseudocode: [CODE] ******* HEAP SORT ******* sift(A, l, r) ------------- f <- l s <- 2 * l temp <- A[f] found <- false while not found and s <= r if s < r and A[s-1] < A[s] then s <- …

Hi, I'm creating a palindrome program. So far, I got that part. Now, I need to find out if the length of the integer (string) is less than 5 digits. If the length is less than 5, then don't proceed with the program. Please give your suggestions. Thanks!

Hello, currently I'm enrolling in college and I'm undeclared. I read up a few posts on these forums to take a look into them but I figured I would post myself to get feedback. My main goals are as follows: - Have enough programming language knowledge to do the following: …

:lol: Now on my to certification path, have completed college and going to take MCSE exam 70-290. Can any one help me to get all the useful resources regarding this exam? Your info will greatly appreciated! :cool: