2,055 Topics
 | |
| | i have little problem with one algo . first i have two tables there are above one lac records in each table . table 1X structure id domain 1 google.com 2 daniweb.com 3 yahoo.com table 2X structure id domain 1 google.com 2 facebook.com 3 youtube.com now my task is to … |
| | Hello! I need to ask for a little help to build SQL query to delete some records! Table structure: `charId` int(10) DEFAULT NULL, `schameid` int(10) NOT NULL AUTO_INCREMENT, `name` varchar(250) DEFAULT '', `skills` varchar(500) DEFAULT '', PRIMARY KEY (`schameid`) ) ENGINE=MyISAM AUTO_INCREMENT=0 DEFAULT CHARSET=utf8; Some times record `skills` is empty … |
 | I see a lot of posts where some of the code is in code tags and some not? What's with that? Example here: http://www.daniweb.com/software-development/cpp/threads/420885/data-structure-stack  |
| | Write a C++ program that asks the user to enter an integer n followed by n numbers. The program will use 2 stacks to enter the numbers entered by the user. In every iteration the program will balance the total of the numbers stored in every stack. For example, if … |
| | Let us suppose that we have 3 books (see table below), each of which contains a number of chapters and every chapter contains a number of sections. For example the book Data Structure contains 3 chapters (Queues and Stacks, Linked‐Lists, Sorting) and the chapter Queues and Stacks contains 2 sections …  |
 | Hi. I'm working on some Haskell code that takes some string input and processes it to return a list of integers, the reason for which should become clear when the app. eventually get finished. The list processing functions do what I want when I call "parse_data (contents)" in GHCi, but … |
| | So my assignment is to design a simple GUI calculator using the stack data structure to perform additions, subtractions, multiplications and divisions. The calculator window should have at least two panels - one for display and the other for buttons (0 - 9, . , +, -, X, /, =, … |
| | I have an assignment to write a program in Java to implement the Natural Correspondence Algorithm for converting a linear list into a binary tree. The program should process its inputs in two steps: (a) It first builds a tree for a given input list (b) It then traverses the … |
| | Hi all, I need to utilize a Graph Data structure for an assignment. I've understood the following code (posted below) until I came to the search function. The depthFirstSearch and breadthFirstSearch both require a Visitor<T> which is an interface. I'm not much used to interfaces, so I'm not sure where … |
| | So i was simply following one of the opengl tutorials - http://nehe.gamedev.net/tutorial/loading_and_moving_through_a_3d_world/22003/ So everything works completely fine except one thing, when i load in textures with SOIL lib its not completely correct, but with GLAUX lib it works just fine but i dont prefer using GLAUX. Here is what i … |
| | Hi I'm looking to upload files using http post using winsock and have a php script handle it. I've got it working fine for text files but with files that contain null characters such as exes it doesn't work. It is only copying the file buffer up to the null … |
| | Hello all, I'm having trouble writing a recursive algorithm to traverse a Huffman tree to encode a message. I'm sure you all know what they are. Here's my algorithm: string HuffmanCode(const char& symbol, const TreeNode<SymbolPriority>* huffman, string &code) { //Base case: you are in a leaf; if the leaf contains … |
| | Assalam Alaikum Could any one help pleeeeeeas This is a JAVA code written using Array data structure ! I have to convert it using a binary tree data structure ! I really face difficulty in doing that !!! I mean, I don't know where to start in the process :""(( … |
| | Hi everyone, I'm working on an assignment that takes a record of student ID, student last and first name and their score, using array of pointers, qsort to sort in alphabetical order, typedef structs, malloc and calloc, etc. and the program prompts those records and it is stored in dynamic … |
| | Hi! I made a program that accepts random numbers, create a binary tree from it, then traverse it using in-order, pre-order and post-order traversal. The program is working well but my instructor added something else, when the user input numbers, it should be arranged just like an actual tree. The … |
| | I want to design: 1. address class ->using dictionary data structure where items are; state, city and street for individual person 2. name class -> person's first and last name 3. display class -> searches for the given name and displays the address of that particular name my questions are: … |
| | Hey guys, I don't know where to get started in this. I pretty much only have the header file and I don't even know if that is correct. I don't know what the question is asking other than it is asking me to open up a text file. Any suggestions? …  |
| | Hi all, I need to write an algorithm that can find intersections, dead-ends, and turns within a maze. Below is the code I currently have. You're welcome to read through it, though I'm not sure if it will help in any way. The basic information: - Maze image file is … |
| | Hi all, I have a project where I need to read in an image of a maze and use a graph data structure to find certain points in the maze to place nodes and trace edges. I plan to have the maze be in only two different colors. The walls/background … |
| | Hello, I am a java learner and have just started learing java by follwing the online tutorials. I am a computer science student and as a part of our assisgnment, I have to design a online CHat system in java. TBH, I have no clue of what to learn and …  |
| | I am teaching myself C++ and wrote a program that does the queue data structure. It runs corectly. I would like some feedback on how I can improve the program to make it run faster, use fewer lines of code, or be clearer to someone else. I haven't added my … |
| | Hi, I have a database called my_db1 which contains 3 tables. Out of the 3 tables one table is being populated 24*7. My hosting provider (i.e godaddy) provides 25 Mysql databases 1 GB each. What should I do if the database exceeds the 1 GB size limit? Is there a … |
| | I am teaching myself C++ and amd now trying to simple programs related to data structures. I wrote this code for a simple stack. It is not working. I am frustrated and tired so I cannot think through the issue. There are two main problems with which I need help. … |
| | Good day, My Data Structure teacher asked me to do a list of exercises, and one of the questions consists of writing a program to solve the numbers decomposition problem, for example: If the user types the number 5: 5 4 + 1 3 + 2 3 + 1 + … |
 | Hello, I got a bug from going on the keltec site - there's discussion but no solution that I've been able to find. I tried to post here before but I could not post or PM for some reason. Now posting is working so.... I've been working on this issue … |
| | The following is my RDF file structure. <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" > <rdf:Description rdf:about="http://www.wordpress.com/blogs/ckj"> <rdf:subject>Data structures</rdf:subject> <rdf:object>vijayalakshmi</rdf:object> <rdf:value>kjhjk</rdf:value> </rdf:Description> </rdf:RDF> I want to write a piece of java code that can * read the value of <rdf:subject> <rdf:object> into a model inside a java program. How should I do this?? I am … |
 | I'm working on a *soap message *to send to a client system. I must use the client's predefined data types specified on their soap to send my message. Theres alot of arrays and enumerators used and my code gives the following error: > Error 1 Cannot implicitly convert type 'UpdateRatePs._Default.Rate.AvailAppType' … |
| | I am working on a personal project and am trying to figure out if Python 3 or PHP would work better. I prefer Python because I am trying to hone my skills at it and at the same time I really do like its syntax and ease to learn. I …  |
| | this is a little bit confusing, but can I know what does each part of this codes means.. especially those ptr, something. i understand those mov.. but the others aren't. i have googled a lot, but still can't understand.. what i know: the basic structure of tasm(.stack, .data, .code, and … |
| | [I]This exercise will explore the queue and stack data structure implemented with linked lists. The Koch snowflake can be implemented without recursion by using a queue or a stack. Assume that L is either a queue or a stack, L.add( seg ) adds a segment, and L.remove() removes the segment. … |
| | I have to write a code.The program compute random sentences by using singly linked list date structure.The same word cannot be used more than once. I've already written the some codes which takes the list. [CODE]// random_sentence_operator.cpp : Defines the entry point for the console application. // #include <stdio.h> #include …  |
| | I thinking about a project to build up a web based application. I am not able to understand what should be structure of the database. [B][COLOR="Red"]Problem:-[/COLOR][/B] Data is in bulk which is of a big general store, and they have 50,000 transaction minimum each day. They store all data and … |
 | Hi everyone! I am sorry I'm new to PHP and MySQL. So, I am creating a form for user to update their details and compute student's grade but the updating part doesn't work. Here is code: [B]COMPUTE.PHP[/B] [CODE]<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <title>Compute Grade</title> </head> <body> … |
 | I'm attempting to transfer some OpenCV images over the network, I've been trying to put them into a format I can easily encrypt and transfer, but I'm almost certain it's not going to work properly. Essentially the IplImage is a structure but it has a pointer that points to some … |
| | I have been given an assignment where a company requires an application that displays coffee usage information for the managers. I've been given sample data for last years monthly usage amounts in kilos which are: 400.5, 450, 475.5, 336.5, 457, 325, 220.5, 276, 300, 320.5, 400.5 and 415. I need … |
| | [B]I have a bank class below. What is the best way to add amounts to any instance variable in any of the constructors to make it o when i add different amounts from 2 or more different classes it will update in a way that when i call the method …  |
| | [code]#include <stdio.h> #include <stdlib.h> #include <time.h> # define clrscr() printf("\033[H\033[2J"); struct treeNode { struct treeNode *leftPtr; int data; struct treeNode *rightPtr; }; typedef struct treeNode TreeNode; typedef TreeNode *TreeNodePtr; struct queueNode { TreeNodePtr data; /* define data as a char */ struct queueNode *nextPtr; /* queueNode pointer */ }; /* … |
| | My simple Serial Port code doesnt work. Not sure if its my code, or my USB adapter. Can someone try it / tell me what ive done wrong? [code] #include <stdio.h> /* Standard input/output definitions */ #include <unistd.h> /* UNIX standard function definitions */ #include <fcntl.h> /* File control definitions … |
 | Hello everyone, I have to code an array that in each row, it has 16 columns! So I called it myself a 17 dimensional array but I was wondering what data sturcture in Python can best represent this keeping in mind that, it should be easily addressable and modifible. For … |
| | Hi, I am trying to create a binary tree from a string read from a file. The string contains information that tells which is the new left and right nodes, and the node which new these nodes are to be added (assuming there is a root node in the tree … |
| | Please tell me why it gives me always zero value? [CODE]<?php $total =0; $memid = $_POST['username']; $leg = $_POST['leg']; mysql_connect ("host", "usr", "paswd") or die ('Error: ' .mysql_error()); mysql_select_db ("dbname"); function getTotalLeg($memid,$leg){ $sql="select $leg from `users` where `username`='$memid' "; $res=mysql_query($sql); $row=mysql_fetch_array($res); global $total; $total = $total+mysql_num_rows($res); if($row['$leg']!=''){ getTotalLeg ($row['$leg'],'lname'); getTotalLeg … |
| | Data dependence is a consequence of the way in which file-based processing is closely tied to the physical structure of the data stored in files. This causes unproductive maintenance where if a change is made to a file, a change must be made to the interface and all application programs … |
| | Modify the Inventory Program: Create a new method that calculates the value of the entire inventory. Create another method that sorts all of the array items alphabetically (ascending order) by the product name. o The application should declare and use an array to store 5 items. This array will represent … |
| | This is my code for adding and removing from a binary tree but apparently its not complete can anyone tell me what to do to make it complete tree? [CODE] public void add(IBinaryTreeNode<E> e) { if (getRoot() == null) { setRoot(e); } else { //SAME HERE IBinaryTreeNode<E> node = getLastNode(); … |
 | You have been contracted by a small college named CSU that would like for you to implement a custom software system for managing students data. As a prototype you decided to show them a menu driven example. Your menu driven example has the following features: A) Show/Edit student information B) … |
| | Modify the Inventory Program: Create a new method that calculates the value of the entire inventory. Create another method that sorts all of the array items alphabetically (ascending order) by the product name. o The application should declare and use an array to store 5 items. This array will represent … |
| | I'm working on a tcp server and client for linux. I want the tcp server to send a 10MB file to it on request and I want the client to save it to local disk. I would appreciate any help on it. Thanks for the help. jdm server: [CODE] /* …  |
| | I am trying to pull some data from a report that is simple called an API link. I am not familiar with the data format. Hopefully, I can find out the format and see if someone has already developed some PHP code to access and manipulate this. I thought it … |
| | Hello i need help with a program which allows the user random read access to any entry of the array. If the user attempts to read outside the useful region, your data structure should return a 0. Also It allows the user random write access to the useful region only. … |
| | [URL="http://www.herongyang.com/C-Sharp/"]C# Tutorials[/URL] This free book is a collection of notes and sample codes written by the author while he was learning Flash. Topics include C#, C Sharp, data types, float, expression, literal, loop, .NET, performance Table of Contents About This Book Introduction of C# (C Sharp) What Is C#? Installing … |
The End.