2,055 Topics
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| | Hi all, I wish to construct an text editor with linear link list. Now I am writing a function to add a sentence into it and display all. My problem is I can only input a string as it will not take whitespace as input. And I don't understand what … |
| | I can't seem to pass a struct address to a function. My program "stops working" when it gets to the scanf statement of the getReady function. [CODE]/**************************************************** Author: ---------------------------------------------------------------------- Purpose: This code will explore passing a data structure address to a function. ****************************************************/ #include <stdio> #include <stdlib> //prototypes: struct things{ … |
| | Hi Guys, i have parsed an xml file below and want to create another class with data structure and pass these values to those data structure. [code] using System; using System.Collections.Generic; using System.Collections; using System.ComponentModel; using System.Data; using System.Data.Sql; using System.Data.SqlClient; using System.Drawing; using System.Text; using System.Windows.Forms; using System.IO; using …  |
| | I have been looking for a tutorial to learn populating drop menu or list data from a mySQL. I have found this thread from a website. But it seems something wrong. I get this error [CODE]0 and !is_numeric($cat)){ // to check if $cat is numeric data or not. echo "Data … |
 | As suggested by Duki in [URL="http://www.daniweb.com/forums/thread298488.html"]this thread[/URL] I figured I'd compile all the workable examples and explanations here towards the question of "Why do we use get/ set to change properties?" [QUOTE=pritesh2010]Properties provide the opportunity to protect a field in a class by reading and writing to it through the … |
| | Hi, I thought I have mastered fighting segmentation fault thanks to the assistance of you guys. But still in this days I am getting seg fault. And there is no clue at all. I am writing a suffix tree using a trie. Here is the trace of segmentation fault: [CODE]aba … |
| | I've got to write an application in C which can take an input file containing RISC instructions and then output to screen the encoded version of these instructions. I will be working with the following op-classes: 0 1A 2A 2B 2C 3A 3B 3C 3D I already have the code … |
| | here is my code of a linked list with a header file however it works in debugger mode but in normal run time it crashes Please help! Here's the header: [CODE]/* Lab3 Abstract Data Type - header file */ /* Type Definitions */ typedef struct { char state[20]; int year_adopted; … |
| | Hi Guys , i dont know if this the right place to ask this question bt can anyone tell me what the heck SCORM is.I was trying to read some stuff on internet which does not make any sense to me.I also want to know that if i have an … |
| | Hi there, I've found quite a nice flash / javascript / php based multiple image uploader called FancyUpload. [URL="http://digitarald.de/project/fancyupload/"]http://digitarald.de/project/fancyupload/[/URL] I've got it working fine, however i need to be able to insert the data into a database Below is my database structure: photo_ref event_ref photo_thumb heat Basically i want to … |
| | Ok, I posted earlier this week about reading in data from a csv/txt file into an array. My data is huge, 100 columns and 12000+ rows. I would like to name variables by column and then plot these variables. After I read the data line by line and delimit the … |
| | Hello, Having a problem with 2 classes: a class that is used to go through file directories and collect the file names in a vector, the other just creates an instance of this class. This code is from an older version of the program so I know it works. However, …  |
| | I have been studying c++ on my own for about a year (i'm 11) and have mastered classes, functions, logical operations, and some other basic things. Now I'm interested in learning to make and use GUIs. I already know how to make a message box and have the code but … |
| | Hi..I am writing a server code for TCP/IP. The code is: [CODE]#include<winsock2.h> #include<windows.h> #pragma comment(lib,"user32.lib"); #include<stdio.h> #include<string.h> #include"tcpip.h" /*Function definitions for communication over TCPIP*/ /*Parameters for TCP/IP Communication*/ WSADATA wsaData; WORD version; int error = 0; SOCKET server_addr; SOCKET client_addr; struct sockaddr_in Start_Server; int length = 0; char tcp_ip_recv[20]; char … |
| | hi every body..... ^_^ i have these problem in linked list and i need some one to answer it please..... Develop menu driven C++ program to manage the College of Science Book Store. Your program should maintain three linked lists: one for books, another one for students and a third … |
| | Fellow coders Ive contributed this code to show how to send an email using winsock but Im having problems working out what to do to get this to be SSL oriented and know that it requires something to do with Secure Sockets and SetSockOpt and GetSockOpt and WSAIOctl but Im … |
| | hi everbody, i;ve made a file of size 128MB and fill it with nulls except for a part whose offset is (655424) i fill it with integer numbers from 1 to 129407 then i try to read an object of structure from it where that structure consists of four integer … |
| | Hello all, I'm having a problem with my program when I try to compile it. It shows the message in the thread title along with a method it doesn't like: extensionRemover(). I've Googled the problem but they were all related to the header file and use of multiple classes. Where … |
 | A short question: how do you implement a data structure like list using STL ?  |
| | Splitting data using xslt here my case I have structure like this <header> <F1> <F2> <F3> <item1> <F1> <F2> <F3> <item2> <F1> <F2> <F3> <item3> <F1> <F2> <F3> <item4> . . . . <item n> the target i want to create is in the first file <header> <F1> <F2> <F3> …  |
| | Hi, I'm new to programming and especially to Python. I have this xml file that has parts like this: <VECTOR_AVERAGE name="Density Correlations" nvalues="15625"> <SCALAR_AVERAGE indexvalue="( 1,2,0 ) -- ( 3,4,5)"> <COUNT>204160</COUNT> <MEAN method="jackknife">6.368e-05</MEAN> <ERROR converged="yes" method="jackknife">2.89e-05</ERROR> <VARIANCE method="simple">6.37e-05</VARIANCE> <AUTOCORR method="jackknife">0.843</AUTOCORR> I need to save MEAN and ERROR. I wrote the …  |
| | Hi, I'm working with an xml file in python.here is the coed that i have: [CODE] import sys from xml.dom.minidom import parse # Load XML into tree structure tree = parse(sys.stdin) #Find all VECTOR_AVERAGE nodes va_list = tree.getElementsByTagName('SIMULATION')[0].getElementsByTagName('AVERAGES')[0].getElementsByTagName('VECTOR_AVERAGE') #Find the 'Density Correlations' node in the list of VECTOR_AVERAGEs for va … |
| | *I don't really know what to title this...sorry Hello everyone, I am taking a class to learn c++. But throughout the class all we did were make simple program using visual studio 08 with one source file. We are using C++ Programming :Program design Including Data structures by D.S. Malik. … |
| | [B][COLOR="Green"]Prerequisites[/COLOR][/B] No special development tools are required in order to take advantage of Google's mapping API; all that is necessary is a text editor, Web browser, and a public Web server from which the scripts can be served. Note the server must be public, you can't develop on an internal … |
| | As Woot said today “Holy crap!”, as they signed an agreement with Amazon for $110 Million(do you think that includes the $5 shipping?) I am not sure if this agreement has anything to do with the $4 Million Amazon gave Woot a little over 2 years ago. The original deal … |
| | Guys, Why do we have these unresolved externals? This is the second time I am meeting them, and I'm sure it is a common problem. I've defined all the constructors including a void constructor just for the sake of (I don't actually need it). Pray tell where the error is: … |
| | Hi, I've made a browser project and beyond making it a default browser, I am having a problem with the Favorites feature TreeView control saving, loading and repopulating it with the users data. It's tough finding the correct code as there are so many variations of this control in various …  |
| | I need to write some software to catalog files in a directory hierarchy. The directories of this hierarchy nominally follow this structure: Country City Technology_Type Date Files are then placed under the Date directory. The problem is that until now, files are copied into the hierarchy manually. Occaisionally files have … |
| | I've got a C assignment to make a "Rolodex" project. I wrote out the whole assignment just so you would understand the scope. I'm just getting going on this. Last week's lecture was about Dynamic Self Referential Lists in C, so I get the concept of what I'm supposed to … |
| | I am trying to implement the A* algorithm in C++ ([url]http://en.wikipedia.org/wiki/A*_search_algorithm[/url]). The pseudocode i am trying to implement is: [code]function A*(start,goal) closedset := the empty set // The set of nodes already evaluated. openset := set containing the initial node // The set of tentative nodes to be evaluated. g_score[start] … |
| | I am keep having the "No overload for method 'GenerateSignature' takes 9 arguments" problem. Can you please tell me what is wrong with this class. This code is the sample from the Oauth.net . I think it too old for my asp.net 3.5 or 4.0. My page. [CODE]<%@ Page Language="C#" … |
| | Hi Guys, I need to convert a 1D array into a 2D array. Usually a easy problem but my problem is the way data is stored in the 1D array The structure of the 1D array is r0c0, r0c1, r1c0, r1c1, etc etc so for example if my 1D array …  |
| | Ideally my goal is to have a multi-dimensioned associative array. However it is my understanding that javascript doesn't really do associative arrays. The data I want to store is a list of 4 digit codes associated with building names. Each building may have a different number of codes. I would … |
| | Ok, so i'm supposed to create this ADT structure and i'm having problems storing data into a function and printing it. These are the three files I have: [CODE]#include "myBook.h" #include <stdio.h> #include <stdlib.h> Book *createBook(char title, float price, int stock, char person) { Book *myBook; myBook = (Book*) malloc(sizeof(Book)); … |
| | Hi guys, I have a quick and interesting question there for you: I have my DB and a execute a query to read some data from the DB and return it to the HTML. The data that is returned depends on the search fields the user had filled in. So … |
| | hi there I'm struggling on this problem hope you can help me here is the question: Define an enumerated type named Suits that lists the four suits of a card deck plus a constant meaning \error" or \no suit". Use UPPER CASE for constants in your enumeration. - Use typedef … |
| | Hi everyone, i want to ask question about how to make a multiple tree in c++. So i want to make a tree which contain more than 2 child(or node or leaf), but i don't know how to make a tree like this. does anyone have an example about this? … |
| | I was going through the following pdf file, [url]http://www.cs.cmu.edu/afs/cs/project/vit/ftp/pdf/intro_softarch.pdf[/url] on page 7 it mentioned about the Abstract data type, and mentions about the understanding of the following (i am mentioning what i understood in RED) •the software structure (which included a representation packaged with its primitive operators), [COLOR="Red"]the class its … |
| | Hi, I'm actually drafting a MySQL query to be fed into Jasper Reports, and since I can no longer manipulate the resulting data in PHP as it will automatically be translated into a chart by jasper, I need my mysql statement to be able to generate what I need on … |
| | I'm in a computer programming class and having trouble. The assignment is: [I]Write a program that uses a structure named MovieData to store the following information about a movie: Title Director Year Released Running Time (in minutes) The program should create two MovieData variables, store values in their members, and …  |
| | I want to create a structure comprising of an integer and a pointer to it. However it doesnt seem to work and devC++ gives the following error [CODE]struct loha { int i; int *p = &i; ...7 } *pp; ...8[/CODE] Error : 7 I:\G\My CPP\structures.c [Warning] no semicolon at end … |
| | I need to create a bynarytree of which information of a node is made of ISBN and price fields, data kept in a structure (book). I write in a .txt file : ISBN=10 Price=100 ISBN=13 Price =1 how can i populate the bynarytree with this informations, from the file? example: …  |
| | Creating a program to read a text file full of words in alphabetical order. I then have to read it into a Linked List. The linked list should output total number of words, which I have managed to do. After this it needs to calculate the min and max depth … |
| | Is there a good way to map vectors? Here's an example of what I mean: vec0 = [0,0,0,0,0,0,0,0,0,0,0] vec1 = [1,4,2,7,3,2] vec2 = [0,0,0,0,0,0,0,0,0] vec2 = [7,2,7,9,9,6,1,0,4] vec4 = [0,0,0,0,0,0] mainvec = [0,0,0,0,0,0,0,0,0,0,0,1,4,2,7,3,2,0,0,0,0,0,0,0,0,0,7,2,7,9,9,6,1,0,4,0,0,0,0,0,0] Lets say mainvec doesn't exist (I'm just showing it to you so you can see the general …  |
| | I am stuck on this program that I am supposed to create. It has to ask the user for a text file where the format looks like: MATH 101 GEOLOGY 101 GYM 101 Then i'm supposed to store the information from the file in an array which then gets pointed … |
| | I have say a loop. At the beginning of the loop I want to fill a very large array which is an array of structures. Is there way like memcpy to fill the array without going through for loop. I figure using memcpy instead of for loop would be a … |
| | Hi, I have a list of a few thousand names. I actually have last name, first name, phone number, etc and more info. I'm going to make a class to contain the data. so I'll have like a people object with for example a last name field. I'm going to … |
| | My process involves: - Run Make on a c++ file and generate a binary file - Run readelf on binary file generated and dump contents in HEX form into NEW_File *- Import data from generated file into c++ file vector as 8 bit hex words *- other VLSI related sections … |
| | I am tring to pass an array to a function but when i compile it says array undeclared first use in function.i thought once i pass it as parameter it becomes known by the function.here is my code: /* Write a program that reads quizzes from a file 'q.txt', randomly … |
 | I am having an issue with my multimap insert. I have looked high and low for a possible solution to this problem. What I am trying to do is make an dynamic hierarchy data structure that has a root element then child elements under it holding values. I thought using … |
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