19,876 Topics
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 | Please can anybody explain me the following things below:: 1.What is a hashmap 2.Its use 3.What do we do to avoid collisions....  |
| | Hi, I've been testing about converting infix to postfix expression. I've made the code and it compiles. My problem is it stops working when I run it. This involves the use of stack and arrays. I just call the method polish to get the strings infix and postfix, and to … |
| | Below is my code for printing prime numbers up to a given input by user. However, my calculations are not working correctly and my output is printing twice. Any idea? :sad: #include <iostream> #include <cmath> using namespace std; void prime_num(int); int main() { cout << " Enter a number and …  |
| | Hello Friends, I am new to c programming. I want to create data structure for client server communication. I can simply transmitt simple char to server and return it back. My requirement is to have dynamic number of variable in client side i.e my client should be able to transmitt …  |
| | So im making a simple RPG using c# and xna. For collision, i am using a text file that contains data about whether a tile is passable or not. I iterate through them and create rectangles based on the position of the 'bad' tile in the text file. I then … |
| | So im posting this here and not under game development because this is more of a problem solving question, not directly game related. Im making a simple RPG using xna. Im currently working on collision detection, however running into difficulty. I can successfully check for a collision between the player … |
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| | So i'm making an rpg game in xna. I can move my player around the screen, however it can also move off the screen. How can I implament a simple camera that will follow the player and prevent them from moving off of the screen? I only need it to … |
| | Hi, i want to create a program like below Write ‘C’ language program for maintaining a phone book. Your Program should allow user to “ADD”, “DELETE”, “MODIFY”, “SEARCH”, “Display All Records” and “COUNT” records. All data should be stored in text file and should be available whenever the program is … |
| | Any one please help me. i done a little project using thermal printer. Now my Tl ask me to convert it to Dot Matrix printer. Can u send any sample code for this...? waiting 4 reply thank u.. with love guru  |
 | I want to self similar traffic (by using pareto distribution) in Simulink.  |
 | I have this program,how to find reverse numbers? #include<iostream> #include<fstream> #include<string> using namespace std; const int array_size = 10; //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ //function to enter the number choise1/// to "&" dieuthinsi noumerou void get_numbers(int num_arr[array_size], int& numbers){ int count; cout << "How many numbers do you want to enter? "<<endl; cin >> … |
| | Problem: A salesman travels from one to another state. he may visit either n=2,3,4,5 or 6 cities of punjab. For every number of cities he may adopt different routes. Some routes will be longer and other rwill be shorter. We neeed to design a C++ Program. *TO DISPLAY EACH ROUTE … |
| | Hi guys, Tomorrow is my theory paper exam of C++ OOP and Data Strucutre. Paper will be based on 50% theory Q/A and 50% on coding implentaion. Can you give me some hints to prepare for this coming exam? PS. I have gone throw all lectures slides and course material, …  |
| | #include <stdio.h> #include <stdlib.h> int buku; int jum; int total; char member; int main(int argc, char *argv[]) { printf("\n---------Tarif Peminjaman Buku-------\n"); printf("Member Rp.5000.oo,-\n"); printf("Non-Member Rp.15000.oo,-\n"); printf("Regist Member Rp.30000.00,-\n"); printf("-------------------------------------\n"); printf("Silahkan Masukan Pilihan Anda\n"); printf("Jumlah Buku : "); fflush(stdin); scanf( "%d",&jum ); printf("Apakah anda member [Y/T]"); fflush(stdin); scanf("%c",&member); if (member !='y') …  |
| | So i'm making an rpg game with c# and xna. How can I create a simple camera that follows the player as they move? I only wish for the camera to move as the player reaches the middle of the screen. I dont require it to rotate, zoom in/out like …  |
| | I've been toying with some code for the last thirty mins to try move a substring from one cell to another. In debug I can see the correct contents being picked up and moved to the new cell and even got a save prompt popup when running over line 31. … |
| | Ihave a vector that contains monthyear Jan2013 Jan2013 Jan2013 Jan2014 Jan2014 Jan2014 Jan2014 Feb2014 Feb2014 Basically what I want to do is to search through the vector, for every same record, group them together like e.g total count for Jan2013 = 3; total count for Jan2014 = 4; total count …  |
| | firstly I admit I am asking this because of my homework secondly, my c++ is still at a beginner level. so I need some help. ok..going back to my question. I am trying to remove a line containing username and password from text file. so I tried to following, 1)Read … |
| | a salesman travel from sindth to punjab province. He may visit either n=2,3,4,5 or 6 cities of punjab. For every number of cities n he may adopt different roots. Some roots will be longer and other shorter. Develop a Cpp program. |
| | Can someone please rectify the mistakes in the following code? Thanks in advance #include #include #include #include "org_suhail_keylogger_HelperClasses_NativeMethods.h" #include "KeyMap.h" static HANDLE hookThreadHandle = NULL; static HHOOK handleKeyboardHook = NULL; static DWORD hookThreadId = 0; static jmethodID callBackToDeliverKeyStroke = NULL; static jmethodID callBackToStoreKeyStrokesAsHtml = NULL; static jmethodID callBackToStoreWindowName = NULL; … |
| | I've been given the following instruction: *Add a new method to the library that applies a function to every value in the tree. (This is an iterator method for trees.)* int bst_char_iterate(bst_char *t, char (*fun)(char item)) *NB: The BST property will only be preserved by this method if the function … |
| | hey all!! i m making a program in which i want to search record by name, year and, enrollment no. my code is working only for the first record of a file , its not usfull for second record or any record after the first record i've tried toooooo much …  |
 | Hey everyone, I have a code here with me and I'm having trouble putting my conditions. I'm basically putting a string and I have to split it into 4 and atoi to change a char to an int but basically when I run the program failed. It tells me "Ordered … |
| | I'm having a small issue here with my linked list. I built a linked list with strings and it worked perfectly. Now since i'm using strtok() to separate the string I need help on storing the struct separately but keeping them connected. Hope i explained it well for now here's … |
| | there is a very frustrating problem with my queue linked list. the functions all work its just that after enqueue, dequeue or display the menu displays along with "Enter choice : Only one of the above can be your choice ". whats wrong? #include <stdio.h> #include <conio.h> #include <ctype.h> #include … |
| | I have text file that contains username and password userandPassword.txt chris ABC jane DEF john DEF I am tryng to Decrypt the password using caesar cipher, with a key of 3 from the text file. which means that if I key in username: chris and password:XYZ, it will login successfully. … |
| | I asked this question yesterday http://stackoverflow.com/questions/20908568/calculating-daily-and-monthly-sales-from-text-file and now I have come up with this code: **stock.h** #ifndef stock_stock_h #define stock_stock_h #include <iostream> class stock { public: stock() { itemName = " "; unitPrice = " "; quantityPurchased = " "; day = " "; month = " "; year = … |
| | so this piece of coding is having a problem. namely the search funtion. it will search but the result would only be the first element. the second will not be seached. like for example first element is lily and second element is john. search for the name lily will result … |
| | i have program C++ but i will convert to C How to convert C++ to C? #include <iostream.h> #include <conio.h> struct mahasiswa { int nbi; char nama[50]; char alamat[50]; int telp; }; void main() { int pilihan,pilihan1,T; menu: mahasiswa data[3]; cout<<"Pilih Menu :"<<endl; cout<<"1.Input Biodata"<<endl; cout<<"2.Tampilakn Semua Data"<<endl; cout<<"3.Cari Biodata"<<endl; … |
 | This is a basic CPP sleep fuction. As you can see CPP libs do not come with a time sleep/wait fuction to use in your code/loop. So due to boring jurney to Saint Petersburg, i decided to write something/code to give anyone who has been wondering why CPP does not … |
| | Hey everyone, I posted recently an issue that was almost resolved but I have a similar question but have different variables. I'm really new to C and I'm a bit confused. Like I said on the other post I need to seperate a string using strtok() and store the seperated … |
| | Hello all, I have a question on how to use strtok funtion for the below scenario. A1.1*7.1&9.1&11.1/ I want to parse through & and make it as null (before 9.1) and once after I should pick the start end range between *. Say here 1.1 is start range and end … |
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| | #include<stdio.h> #include<stdlib.h> #include<string.h> #define sizeofhash 30 struct nsbh { char nama[100]; char norek[20]; char ttl[40]; char jk[20]; char alamat[30]; char kota[50]; char nohp[15]; int saldo; struct nsbh *next; }; struct nsbh bank; typedef struct nsbh atm; atm *hash[sizeofhash]; atm *a=NULL; atm *b=NULL; atm *c=NULL; //Nasabah bank; //Nasabah * pbank = … |
| | I'm new to C and I i have an assignment where I have to build a dictionary (Linked List). Basically the user inputs several words,year and their definitio likn this: Example: > love_#_2004_#_LOVING `trade_#_2001_#_INVEST` etc... Now what I need is to have a function that will scan the definition which … |
| | hi guys ... can you help me with an example of arrangements records either to modify, delete or search is that I will perform a program in c to enter, modify, delete and search data simply as integers but still not mastered well as that I mentioned before and if … |
| | This semester is my first programming class and I am really struggling to complete this project. I just can't get a handle on this.I know its simple but my program is not running. Can someone help me and explain it ? Here are the rules(outline): - You must ask the … |
| | I am trying to make a program that generates source code for a much larger program for simple reversal encryption. I don't know what I am doing wrong. Here is my code so far: #include<stdio.h> int main() { FILE *fp; fp=fopen("d:\\crypt.h", "w"); fprintf(fp, "char out[8];char cur[8]; char con[255,255,255,255,255,255,255,255];/n if cur==con … |
| | #include <stdio.h> #include <stdlib.h> int main(int argc, char *argv[]) { int menu,i; char ulang; FILE *pf; char karakter; int data[5]; char nama[30],alamat[40]; char buffer[1024]; do { printf("Menu Utama Data Kendaraan\n"); printf("--------------------------\n"); printf("1. Show Data \n"); printf("2. Add Data \n"); printf("3. Edit Data \n"); printf("4. Remove Data \n"); printf("3. Search Data … |
| | Hi, I'm a beginner in C..please help. I'd like to get data from a textfile then store in a linked list and sort them by alphabetical order with the name and numeric with the number.My file like this: **file.txt** 16 Turin 13 Dingdong 14 Venise 12 Mud-Ca tha 02 Florence … |
| | first i'm thai. my english is not good and i'm beginner. here full project only 83.1 kb https://drive.google.com/file/d/0ByoqOTgG3AGPM2hKYmlnZWJpOXM/edit?usp=sharing or http://www.4shared.com/zip/M8Myl3VZ/NcExpressServiceiConfigWin.html when i push buttun 1 to call sub add in UserControl1 but error i don't know how to fix it. property in mainform internal Button OpenButton { get { return … |
| | I'm new to C and I i have an assignment where I have to build a dictionary (Linked List in a way). Basically the user inputs several words,year and their definition this: Example: love_#_2004_#_LOVING trade_#_2001_#_INVEST etc... And basically i need a function to scan the definition (Ex: INVEST) and gives … |
| | plese anyone can tell me about storage classes and their use in progg. >>>>>> |
| | Hi there everyone, I'm a bit new to see and I need your help please. I'm stuck with a merge sort problem where it's support to sort my nodes in lexicographical order. Can you please have a look on my code because i've posted everywhere and i'm not getting the … |
| | Hi there, I made a linked list program to add, delete, add in the middle and delete from anywhere. I'm searching to make a function to sort the string data that I have in lexicographic order. Here's my struct: struct node { char data[100]; struct node *previous; // Points to … |
| | Hello guys, i'm having this project where i must create a server that communicates with a browser.I must write something like this in the browser: http://localhost:11880/path and the message printed in the server will be: GET /path HTTP/1.1 Host: localhost:11880 User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.12) Gecko/20101027 Ubuntu/10.04 … |
| | I am writing a DOS screen football game(No graphics), I have reached 61,283 lines any bigger than this I get a error that says linker warning, exceeded memory limit for block line cache in module. Old compiler version 4.0. |
| | Can anyone please tell me how to use the built in graphics in c++.Is there any tutorial on this?Which graphics will be suitable for using in c++?If there is any tutorial on this,please give the link. Thanks in advance.  |
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