2,055 Topics
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| | Hi all. As a part of my project I need to get the address book information saved in a .txt file into a Binary Search Tree. The info in the address book is stored like the following: First Name, Last Name, Date of Birth, E-mail, Phone, Address, City, Zipcode So … |
| | I have written the following program. It collects inventory information and stores it in a file. I need to write a separate program that will access that file and give me the totals of the information stored in it ie. (quantity,wholesalecost,retailcost). What I'm specifically having trouble with is how to … |
 | [I]This is one idea for thread of some lessons learned with experience about asking wrong question and answers 'thinking out of box'. If there is need to have sticky, I suggest that this thread become sticky development thread and moderator can move the upvoted suggestions for next part in new … |
| | The application is currently developed using ASP.NET (C#) I have code to pull data from a SQL Server 2008 table and organize it into an hierarchy: [code=sql] With hierarchy (id, [location id], name, depth, trail) As ( -- selects the "root" level items. Select ID, [LocationID], Name, 1 As depth, … |
 | Some times not saving date time buy I am inserting date and time, but storing 0000-00-00 00:00:00 [U]Here is the code[/U] <?php include("connect_mysql.php"); $date=date("Y-m-s H:i:s"); mysql_query("insert into buy_db (from_site, date_time_buy, model, ip) values ('".$_REQUEST['site']."', '$date','".$_REQUEST['model']."', '".$_REQUEST['ip']."')"); //header('Location:'.$_REQUEST['url']); ?> Attachment including: 1. Data in Table 2. Table Structure  |
| | This article shows you how to optimize memory allocations in C++ using placement new. Applicable especially to usecases dealing with creation of large number of objects. [COLOR="Red"][B]A brief on problem:[/B][/COLOR] Lets take example problem for simplicity: - I have a GSM network with a cell in it. - Cell's coverage … |
| | Hello I try to make one linked list to double linked list but i have some probems with this .Can somebody help me? This is yhe the linked list: [CODE]typedef struct ns { int data; struct ns *next; } node; node *list_add(node **p, int i) { node *n = (node …  |
| | I;m trying to move a database created with WAMP from one computer to another. I've exported it as a .sql file and imported it by creating a new database and then importing into it. The problem I'm facing with this approach is that none of the data in the tables … |
| | hi. Im trying to make an expresion tree for every ER that I read each ER will be transformed into postfix and saved in a string, which I'll be sending to arbol_expresion() to create it`s tree expression Searching on the web I found a method to convert the postfix expresion … |
| | I don't know what I'm doing wrong, I've at it with trial and error for quite some time and still can't figure this one out. Here's the question and I'll add what I have so far at the bottom. Basically I have no idea how to meet these specifications with …  |
| | so.. my professor ask us to read map(x,y) into a graph data structure and traverse using Breadth First Search. although i asked him for help, i still so lost..can someone please explain how should i start, such as what are some functions the graph class should has..and what they should … |
| | I'm having trouble formatting a binary tree. In my program, the tree format should print every output as such: 35 30 29 25 24 20 15 This is the code that I have thus far. [CODE]public void treeFormatTraversal(){//begin int level = 0; if(root !=null) treeFormatHelper(root, level); else System.out.println("\nTree is Empty\n"); … |
| | I have a data file which includes an employee name, hours worked, salary and age. I have to manipulate this data: Print out the data as it is read in. Compute overtime(over 40 hours) Compute tax paid per employee using a specific formula. Sort the list by name. And a … |
| | Okay, so I have a rather easy problem that I can't seem to figure out. I'm getting cannot find symbol errors for T item=(T)input.next(); The program is a test file for a Binary Tree program. I was told the input 'item' has to be in T type. Obviously they have …  |
| | Hi everyone, I am trying to create Tag Extractor which is much like Twitter's Trending topics or Google's Top searchwords. Input file consists of a collection of some 3000 tweets. Problem 1: I am using "Qt" as the front end.(Entirely newbie to qt). Using two "List View" controls. one loads … |
| | In oreder to implement a routing algorithm , I need to maintain a router table that is to be updated .What data structur is to be used for this? Please help. |
| | Hello all, I have three table name with same data structure. So, I want to insert my data through store procedure by passing table name as variable with my data. Is it possible? Thanking You. Hakoo Desai. |
| | I have an assignement to use each grouping of code only once and put it into an application. Cut the snips of code from the snips part (ill have that coded at the bottom) and paste in the application based on comments within the application. You dont enter a single …  |
| | Hi Guys I have to merge(insert)data from source database into target database(over 600 tables).The good thing is the both source and target tables have exactly same structure and constrains but I have to transfer only data that are not existing in target database/table.Right now I am using this code but …  |
| | Ok, so my task is to Write a simple TCP client that fetches pages from web servers.The client should be invoked with the command (for example) >> webclient [url]www.yahoo.com/[/url] >> webclient [url]www.msstate.edu/academics/[/url] • The client should get the response from the HTTP server and print it on the screen. Here … |
| | Hi. I'm an experienced programmer, but one who has never used .NET technology before. The college I recently started working for will be decommissioning some old servers during the Summer, and I'd like to make a start on moving the applications to their new home. I thought I would start … |
| | Hello I'm learning a bit about data structures for the first time and so far I seem to understand how they work "I think" at this stage. My questions at this point would be. 1. Are data structures essentially classes minus methods which can preform actions on the memebers that …  |
| | Hi All, For each element in data1, I need to figure out what elements in data2 are related to it. Also, for each element in data2, I need to figure out what elements in data1 are related to it. Therefore, I setup a mutual data structure as you can see … |
| | Hi, Need some guidance here parts of my DB need to be updated by data from another system's DB, what I'm gonna get are CSV files with data that isn't exactly the same as my DB, meaning, the tables aren't the same structure, the fields don't have the same name/format..some … |
| | I´m trying to develop an avl tree in C++, but I have problems with my rotation algorithm. I have try ALL the algorithms I could find on the web, but none of they works and I can´t see where is the problem. Here is my structure: [CODE] typedef struct node{ … |
| | Hi, I have a web form. On it I am generating a gridview through a stored procedure. Now it has it's DataSource set to dataset object ds. After generating this gridview. I want to generate an xls file. The code for that is correct. But since I am calling a … |
| | Do you think a hash table is a good data structure for implementing a priority queue? Any ideas? |
| | Dear Frnz, I am new to this community.....I wanted help from you guys... I want to clear as well as strenghthen my concepts of data structures...I am planning to implement them in C.....I am follwing [B]Tanenbaum[/B]...but i am not completely satisfied with it..... Can you guys suggest which can be … |
| | So I have the code written, and it is compiling fine. But for some reason, when I compile it and it displays the results, the way it displays isn't the way it should be. It is supposed to pull information in from a binary file. Here is the link to … |
 | Hello there forum, After a pretty thorough C++ course I've tried my hands at coding an actual project but have stumbled on a pretty big problem and here I am asking for your help. What I'm trying to make right now is a class which communicates with a gameserver through … |
| | Hello..... i am new to C#, can some one please give me a simple code example for an array data structure to read Name, Age, Salary, and Address for the employee by Asking the user to enter the number of employees. Thank you  |
| | Hello everyone, I have created my own random text generator with a custom method, no Markov chains included, and now I would like to try it on a different text corpus that is larger from that of NLTK's and I wanted to know which Data structure should I use in … |
| | Hi all during my implementation to tree data structure, I make a method which combine two trees in one tree and called it attach. I declared 3 trees t1,t2,t3. and then called method attach which will create new tree and put t1 in right and t2 in left and then … |
| | Hi all, I'm trying to read data from this xml file that looks like this: <VEGETABLE > < FRUIT > <FRUIT name="apple">1</FRUIT> <FRUIT name="Orange">2</FRUIT> <FRUIT name="Benana">6</FRUIT> I wrote the following script:[CODE]import sys from xml.dom.minidom import parse from cmath import sqrt # Load XML into tree structure tree = parse(sys.stdin) #Find … |
| | I am currently attempting to write a single [B]recursive[/B] method (per instruction) whereas the items in a binary tree are displayed in a horizontal hierarchical manner (level order traversal). The UML describes the method as: levelOrderTraversal(TreeNode<T> tree, Integer indent) - tree: a node in the binary tree - indent: describes … |
| | can you help me to solve an assignment in data structure using C++ ? |
| | Hi there, I need help with my assignment it has to do with Client-server programming and the following is what i have been asked to do for this assignment. So far i have the server reading from the file and the client is able to read the contents of the … |
| | Hey All, I have written a script that uses elementTree to work on python 2.4. Took quite a while and worked a threat but now I need to get it working on 2.3.4. I can't upgrade the version of python. Is there an equivelent version of the element tree for … |
 | Hi All I have a small app. What is does it reads an html file for certain keywords (like e9, e5, e21, etc.) When any of those lines are found it must add a link in html format into the file. Except you will see that the folder locations differ. … |
| | I have to "re-write" the program that I wrote before. Here is the prompt of what to do: Overview For this assignment, re-write program 7 so that rather than using multiple arrays to hold the player information, it uses a single array of structures. The structure that will be used … |
| | Hey guys, I've been having a bit of trouble with my c++ program i'm trying to create for an assignment. I'm still learning, but array's seem to give me the most trouble. I've been reading and searching google alot to try and find examples to help my situation, but i'm … |
| | hi, i'm using Element Tree API to generate XML. But I'm getting error when opening the xml output. I tried to generate to a file and it worked. No error when running the Python code. Pls advise me why is not workin when i generate to an xml. fyi i'm … |
 | hey, I use DEV-C++ and I want to know how to display text in a new windows project. this code that i used from an example doesnt work. [CODE]#include <windows.h> #include<iostream> #include<string.h> /* Declare Windows procedure */ LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM); /* Make the class name into … |
| | I'm posting my code for reading email It have problem with displaying images inside email as well as it can not display email properly other than English language Is there need of email parsing? I don't know how to go with email parsing [COLOR="Red"]config.php[/COLOR] [ICODE] <?php $ServerName = "{mail.host.com:995/pop3/ssl/novalidate-cert}INBOX"; $UserName … |
| | Hi all. I've been working on a Binary Search Tree as a beginner and have the majority of functions working, however in the program I need to give the option to choose how to traverse the contents and then display them in that order. I've got the traversal methods, however … |
 | How do you initialize a dynamic structure that has a const data member? I can provide an ugly hack but I'm at a loss as how to do it correctly. Actually, can you do this in a platform independent way? [code] #include <stdio.h> #include <stdlib.h> struct mys { const int …  |
| | Hi guys, I've got a question that hopefully someone can answer. I have a file that contains the following structure: g hub f 100 200 300 12 f 356 403 345 484 f 333 212 1203 393 g door glass f 323 9292 383 f 32 3838 3939 f 1231 …  |
| | [CODE] int main(){ // I have an error in the next line read_file("F:/2nd year_2/Data structure 2/books/lecture-26.pdf"); return 0; } string read_file(char* address){ string line; ifstream myfile (address); if (myfile.is_open()) { while ( myfile.good() ) { getline (myfile,line); cout << line << endl; } myfile.close(); } return NULL; }[/CODE] this program … |
 | Dear everyone, I'm trying to implement something like gmail conversational view and the way I've designed it is that I store "subject" of the mail + other parties email address (in case you send, other party is recipient, and in case of receiving, sender is the other party). What I … |
| | Alright - this is my conundrum. As a noob to C++ I am only in chapter 9 of my book, having just covered object oriented programs and the exciting world of vectors and arrays. I have an assignment that asks me to run a loop to get and calculate a … |
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