3,815 Topics
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| | Hi everyone. I would like to implement a counter using ajax that will act like this: The script will send a XMLHttpRequest every x seconds which will return a value from a mysql database. Using the current and previous value retrieved from the server, the script will increase the counter, … |
| | Every time I want to write an encryption program, say RSA algorithm. I have to re - invent the wheel and design the key generation and all those small things my self. Now latly I heard abou AES algorithm and that it is so secure and a lot more stuff. … |
| | I wrote a very simple encryption program, well the algorithm is simple but there is one thing I am strugling with. Basicly after the user's key is generated the program will write it to a file. Then when the user want to decrypt the encrypted file, the file with the … |
| | Hi.. Im new here and im in 10 grade .. We have our T.L.E its cumputer programing. And because im new in programing i dont really have any idea about this thing so if anyone can know how can i understand and answer my assignment i really appreciate it . … |
| | Right now, this program asks the user to enter the input infile and outfile file names. Then it gives an error if it can't open the file. If it can open infile, it reads the first value and consider that as the array size. After that it continues with other …  |
| | Here is what I want this program to do: Be able to calculate mean, standard deviation, and median. Data should be sorted using insert sort first though. The program must be able to accept input from an input file and print a report to an output file. These files are … |
| | This program is sorting a randomized array of integers using the bubblesort algorithm. a) Try to understand the structure of the source code. Compile and run the program. b) Simplify the code and correct the program. Also the program logic can be improved! c) Modify the source code, so that … |
| | Hello, I have some problems when getting the diagonal coordinates of the queen. What certain steps or algorithm could you suggest me as I am just manipulating the button list. It would be just fine for me if you suggest reworking the whole program for a better solution. using System; …  |
| | What is the algorithm to check one gate's output to be stuck-at-1 or stuck-at-0 ? Thanks in advance. |
| | I am trying to modify my shell sort algorithm to use Hibbard's increments rather than n/2. I know that Hibbard's increments are 2k - 1, but I can't figure out how to incorporate that into my algorithm. Any suggestions to help me move forward with this? I feel like I … |
| | In a past prac. exam for an algorithm course I'm doing is the challenge below, and their are no solutions but it seems like a really interesting one to solve. Can someone please help and point me in the right direction, I would like to try this on my own, … |
 | Remember when Panda used to mean a sudden increase/decrease for everyone on a single day once every 6 weeks or so? Back in March, Google said that they would stop announcing Panda updates because they were now part of the main algorithm as a rolling update. New confirmation from Matt …  |
| | Hello, I want to make a conditional SQL. I have one table "users" and it has two columns (id, status) I need to search for users IDs based on their status. For example. Every 5 seconds I am querying from the database (by AJAX) as per the below description: Let … |
| | Hi, I've been learning about the std::copy function in the <algorithm> header and I'm stuck on this exercise that I gave my self. Let's see the code snippet first: #include <iostream> #include <vector> #include <algorithm> #include <iterator> using namespace std; ostream& operator<<(ostream& os, const int p_val) { os.put( p_val*2); return … |
| | I have successfully implemented Porter Stemming Algorithm. I wanted to project ideas, as to where I could apply it, a more practical application?  |
| | Can someone coment this code in detail, I can't quite understand algorithm behind this? typedef struct node{ int x; int y; int value; struct node* row; struct node* col; }node; typedef struct matrix{ int height; int width; node** rowList; node** colList; }matrix; void insert(matrix** M, int row_index, int col_index, int … |
| | Hello, I'm trying to look at elements of an xml file. I have one on hand but i'm trying to write a utility for extracting info about the MessageId and KeyID, Serialnumber along with a host of other information. Basically, when I've got all of my ducks in a row … |
 | Ok so in my code im trying to beable to let the user enter the name of a list in main then pass the string to word_list function but my program just keeps saying file failed to open. If you spot any other problems please help me with them ive …  |
| | Good evening. Unfortunately after last update of google algorithm, my website has drop 10 pages on Google index for 2 specific keywords (from first page to 11th page). What can I do now in order to rise up my ranking? |
| | In the code below, I am trying to convert the target[] strings to a given format in target1[] and then sorting them using bubble sort and store it in target2[] which is a date object array.. However, when the desirable format is "EEE MMM dd kk:mm:ss z yyyy", it is …  |
 | In case you've missed the news, Google finished rolling out Penguin 2.0 yesterday. They're expecting the algorithm change to have a noticeable affect on 2.3% of US English queries. Further info on Google's Webmaster Central Blog: [Another step to reward high-quality sites](http://googlewebmastercentral.blogspot.hk/2012/04/another-step-to-reward-high-quality.html) Do we have any winners and losers here? |
| | hello friends i wanna know is this algorithm for Travelling salesman problem (TSP) correct ? if isn't help me for correct algorithm plz ? tnx int tsp(int **adjMatrix, int numberPoints) { for (int i = 0; i < numberPoints; i++) for (int j = 0; j < numberPoints; j++) for …  |
| | How do you create a node with fullName and studentID in the "add" method and then put them into the correct positions which the name_first and name_second should move until the name in the name_first is larger than the new_Name and name_second is smaller than the new_Name? public class NodeDemo{ … |
| | Hello everyone, I have multiple lists of variables. Every list contains the variables corresponding to a single/unique entity. listVar_Entity1 = [x1, x2, x3, x4] listVar_Entity2 = [x5, x6, x7] listVar_Entity3 = [x8, x9, x10, x11, x12] # and so on Every member in a list has a mapping to each …  |
| | Hi All, I am very new to image processing and my requirement is to detect whehter the given large image consist the given subimage (small image) using Java and FAST algorithm. I have found the java lib (jfeaturelib) which support APIs for FAST algorithms and other descriptors etc. Follwing link … |
| | Quick sort is a faster way to sort a given array by recursion The algorithm goes like this: it first takes some index element and seperates all elements lesser than this with larger numbers then places this element in right place and does the same thing with all other |
| | Do anyone here knows flex builder? I'm a beginner in this language. I have written a code for cloudstack api request and signature generation using hmac to authenticate the user account. here the command is 'listzones'. The output will be in xml shwing the list of zones available in the … |
 | What is the step count for this in terms of n ? SequentialSearch(a,x,n) { i=n; a [0]=x; while(a [i]!= x) do i = i-1 return i } |
| | I am working on an Assignment Problem, a part of Operation Research but the problem am facing is how to assign the task to the agents and then the anomaly where the algorithm has to repeat it self when it is not able to perform the assignment. |
| | hi, where can I download the C# code for the Porter Stemming Algorithm. Appreciate a replly, thanks you |
| | Do anyone here knows flex builder? I'm a beginner in this language. I have written a code for HMAC SHA1 signature generation for authenticating account in cloudstack. No error is showing while compiling. But when i run, the browser opens blank. The url is correct, the signature is genetated. I … |
| | My professor gave us an assignment that I am not entirely sure how to start correctly. She gave us 2 java classes as well to use. Any assistance would be greatly appreciated... So basically, two things need to be done. I need to create two more classes, ExternalHashing and IndexHashTable...and … |
| | Problem 1 : does anyone have any knowledge about genetic algorithm? Problem 2 : what development tools should I use to develop the timetable? For example : tools for back-end code and tools for Interface. |
| | Hi i've been working on a piece of homework we're I've been asked to implement a 2d grid in opengl and extend Dijkstra's algorithm to A star, so far i've been able to get the 2d grid running with Dijkstra's algorithm with not too many problems but my current extenstion …  |
 | Can someone help me with this? This is part of my first assignment. I am quite new to programming. > A company wants to transmit data over the telephone, but they are concerned that their phones are tapped. All of their data are transmitted as four-digit integers. They wanted you …  |
| | I'm having trouble with a binary tree algorithm. A test program I wrote calls for the top node to only be altered in another method outside main (A simple guessing/learning game scenario). I wrote a smaller test of that exercise here: #include <stdlib.h> #include <stdio.h> #include <time.h> struct binary { … |
 | Hey guys, I'm trying to get an idea of my job possibilities in a programming-related field without a degree. I've been going to my local university for far too long in persuit of a computer science degree, however, I now face the very real possibility of not being able to … |
| | I was writing a data structure but suddenly after a little coding a strange error gives that no operator">>" matches these operends and also no operator"=" matches these operends . its just after if (right==1) in the cin>>a[i] and a[i]= mininfinitive the code : #include <iostream> #include <iomanip> #include <fstream> … |
| | how to generate a large prime numbers in vb using fermat algorithm. |
| | Can any one tell me about fibonacci heap? I have read that it can be implemented using prims algorithm. but i actual i do not know what is fibonacci heap So can any one tell me what is fibonacci heap? how to implement fibonacci heap? what are the applications of … |
| | I am trying to write several different sorting algorithms in order to time the differences between them when reading a file of a half million integers. For testing purposes, I am only using a few hundred integers, but I am getting a stack overflow error. Also, for testing reasons, I … |
| | *Dear friends: I need a quick algorithm to find the common faces of polyhedrons meshes for the finite volume computation. Each plolyhedron is recorded with the indexes of its six vertices(hexahedron) or four vertices(tetrahedron). Each polyhedron has only one common face with its neighboring polyhdrons. The common face can be … |
| | I got this assignment from my teacher the other day and i am having a hard time understanding it. I asked him for help and im even more confused. **I AM NOT ASKING FOR YOU TO DO IT. I AM ASKING FOR ADVICE AND HOW TO DO IT** Write a … |
| | can someone post me an algorithm to do image processing,edge detection,filtering, texture analysis in matlab |
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| | Hi, i want to perform the rsa algorithm using cryptoservice provider in c# but i want to issue the public key and private key by the user manually.(i.e.) when entering the key then only perform the rsa algorithm process. It is possible please help me.  |
| | Hi, My teacher asked us to implement the bigint data type in C, C++ or Java, we must also implement the basic operations (assignment, addition, subtracion, multiplication and division). I'm implementing in C, my ADT is implemented as an array of chars, the first char is used to represent the … |
 | hi. I'm working on a project where I must observe form submissions in websites and detect a search engine if a form is used consistently. I don't really want any help with coding this. I just want some ideas for an algorithm. Like, **for example** if I were to come … |
| | Hi, I'm having trouble getting this linker bug to go away. I have 2 files: Socket.cpp and Socket.h. I know that these files are legitamite because my professor gave them to me during last semester. When I remove socket.cpp, everything compiles just fine. But with Socket.cpp, I get these errors. … |
| | Hi, Actually I am developing an application in python in which I want a feature by which the application can detect whether any name is male or female name. I did Google search on this, but could not find any algorithm/code by which I can do it. So finally I … |
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