19,876 Topics
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| | Hi I've been think about this for a while but the answer eludes me. I know its a pretty simple program but here's the snippet: [code] int main(void){ printf("Enter the operation of your choice\n"); int a; int b; int ch; while((ch = getChoice()) != 'q'){ printf("enter a value: "); if(scanf("%d", … |
| | the first time my program runs it gets the character from the keyboard the second time it gets a 10 and I have not pressed any keys on the keyboard [code=c] #include <stdio.h> #include <stdlib.h> void showone(); void showtwo(); void showthree(); void showfour(); void showfive(); void showsix(); int randx(); char …  |
| | Hi... I've been trying to make a program where the input is txt file, and the output will be saved in txt file. But, I keep getting error Message. My code looks like this: [code] #include <stdlib.h> #include <stdio.h> int main (){ int i,j; float H [100][100]; FILE*in; in=fopen("0.txt","rt"); FILE*out; … |
| | Hello friends, I have have found lots of ways to implement a stack using different data structures. But i want to what us the best way (best means code understandability , performance) to implement a stack!! Share ur thought so i can reach to any final answer. Different ways ->1. …  |
| | Hello everyone! So, I've been given an assignment to create something of a simplified Scrabble game in C. I'll start of by mentioning that I'm aware of the vastness in similarities between C and C++, but I am more versed in C++ and so I'd consider my C to be … |
| | Hello., I'm very green in c++, and at school we just had a first lesson on pointers to functions, and I'm going over teachers code using debugger and dont understrand why the line age = getInt(IsValidAge); executes before printf, i thought C++ compiler executes lines sequentially. Any help would be … |
| | [code][/code] Hello everyone ! I am still a beginner, and am posting the code in which I have problems - I compiled it in VC++ 6.0 standard edition, and it gave two warnings and no errors. The warnings disappear if i use double everywhere instead of float. the warning (same … |
| | Input a list of positive numbers, terminated by 0, into an array Numbers. Then display the array and the largest and smallest number in it.  |
| | hi there.Good day!its me again.. Can you help with some codes that I have trouble with Im using visual c# 2008 and access 2000/2002 database,I have this database called VIDEO and some tables. theres add/edit/delete button in my form to add/edit/delete videos to the database. If the user adds a … |
| | Hi all, I just get stuck with this kind of simple problem. Such a novice i am. Could you help me guys.:$ I try to built the code and for the first procedure i should open first the file. The file which i should opened its depend on the input … |
| | Hello: Anyone know of an easy way to cast the unsigned char in[16] in the below code to an LPCWSTR using just the CRT? I tried swprintf but it wasn't working. I've been googling this for a week and appreciate the help. [CODE]/* ****************************************************************** ** Advanced Encryption Standard implementation in …  |
| | I am trying to insert a node before another node in a doubly linked list and I have been trying to do for awhile, but I still can't get it =/. I keep getting error whenever I try to display the list after I insert in a new node. Please …  |
| | I was trying out a very simple calculator program: Here's the code: [code=c] #include <stdio.h> #include <stdlib.h> // Calculator Program // By 0xCMD int main() { double number1 = 0.0; /* First operand value a decimal number */ double number2 = 0.0; /* Second operand value a decimal number */ …  |
| | This is a newbie question regarding Bitwise Operators in C: The variable original is initialized to 0xABC. [code=c]unsigned int original = 0xABC;[/code] I know that 0xA = 10 in HEX but what does 0xABC mean? Testing it in the compiler I get the following value "2748". But how does this … |
| | Umm... Im New To c++, But Not New To Programming Lemme Tell you All About Me Before Yu All Pile On Me! Im Only 14! I Can Program basic Online Codez :CSS and HTML. I Can Also Program Visual Basic ( 3/4 of it) My Question About C++ is Can … |
| | Design an Employee Information System for employees of Super Shoppy The employee master should keep employee specific information. For each employee, details of all dependent family members are also maintained. There may be one or more family members for an employee. The menu base program should provide following options… ï‚· … |
| | Hi there, Ive just started out learning C++ and ive been thrown 3 qns and ive got no clue how to start working on them.Im not here for the codes but rather someone could spur me up so that i can kickstart. First of all, i need someone to recommend … |
| | So here's the thing, im reading a binary file wich is an image. I think im reading this correctly, so i have the whole binary info i red stored in a buffer and i wanna display this in my screen like '0100010010011' is there a way for me to do … |
| | Hi there, this is my first post here so please tell, if im doing something wrong. Ok so heres the the struct [CODE] typedef struct _CMD { char nome[100]; char arg[100]; struct _CMD *prox; }*CMD; typedef struct _sCMD { int cont; CMD inicio; CMD fim; }*sCMD;[/CODE] The function i use … |
| | Ok...i've been getting a weird error in Gtk+. I've narrowed it down to this line: [code]gtk_menu_shell_append(GTK_MENU_SHELL(helpmenu5), about);[/code] that gives me this error: [code](packing:5236): Gtk-CRITICAL **: gtk_menu_shell_insert: assertion `GTK_IS_MENU_SHELL (menu_shell)' failed [/code] Now my program compiles, however the menu wont pop up and the terminal prints that error...does anyone know what … |
| | hi, I have tried sending email from .html page, which i converted from microsoft word document and saved in my pc. and it works fine sends the email, but the only thing is i cannot see the images. the images are in another folder in same directory. can someone help … |
| | Hello All, I have a question more like suggestions but none the less. For the past few days I've been thinking what "skill sets" not too sure what the proper word would be. Ok more to the point. I just what to know what things a programmer would need to … |
| | Hi, I am writing a program that allows a user to enter a string of 0s, 1s, and x's. The program will then print out all of the possible combinations that a binary number can have with the string. Example: If the input is 1xx0 The output would be 1000 … |
| | i have recently started to learn c programming. while learning i came across a problem in which we are supposed to find the product of divisor of numbers of range upto 10^6. so, plz if someone can give me any direction on this problem. |
| | I was wondering if there's a simple way to create a wget-like program in C? If anyone could point me in the direction of a short guide/tutorial focusing on fetching web pages in C, that'd be great. Beej's guide is a bit too detailed, for me -- I just want … |
| | Hey, I really need some help fixing the errors in this source file! I honestly don't know how to fix some of the errors. This assignment has to be submitted it 2 days. I've looked for the missing sytax errors and the other ones but i just cant seem to … |
| | hi i need help with my grading program i need to do something so the menu comes up and make it work property i have no idea on my switch statement and how to delete student from list please help me [code] #include <stdio.h> void main() { int ssn[1000]; int … |
| | Hi, Is there a possibility of creating fixed length file in C and when the file is filled up with the contents to the limit of it's size then it should wrap up to include the new contents? Thanks. |
| | If You Want Something To Do, Try This Exercise... Define a human struct that has 3 fields: char name[50]; char gender[10]; int age; Try and use typedef in your program for your struct. Write a program that reads in a text file containing names, ages and gender of cartoon characters, … |
| | Hi all, Sorry if its a newbie post, but I'm currently trying to finish a program that sorts a binary search tree using the quicksort method. It seems like it should work, but whenever I run it, the program stops at a certain part in the program and encounters a … |
| | [code=C] int main() { char *p = "hello all "; printf(p); } [/code] I thought the above code should ve showed a compile time error. but it din , any reason how it worked? |
| | Hi could someone tell me how to pass a dynamic matrix to a function? Or where I have gone wrong? Thanks for the help! for example: [CODE]void main() { int R,C; /* r=rows, c=columns/* double *A; /* A is the matrix/* /* I dynamically allocate my matrix (not too sure … |
| | I have a whole bunch of files (file0000,file0001....file5000), and want to read them all at once in C. Anybody knows? Thanks!! |
| | Hi! I would like to print a text file having some records onto the screen while running my program. Can sumone suggest me the easiest way to do it. I know I have to open the file using fopen() then what...  |
| | i am not geting the correct output can anybody help me whats the pmistake i have done [code=c] # include<stdio.h> # include<conio.h> void main() { int color; clrscr(); printf("enter any number"); scanf("%d",&color); if(color ==1) printf("violet"); if(color==2) printf("indigo"); if(color==4) printf("blue"); if(color==8) printf("green"); if(color==16) printf("yellow"); if(color==32) printf("orange"); if(color==64) printf("red"); getch(); } [/code]  |
| | I am encountering a problem while reading config files. The scenario is like this, I have two programs. Program A reads its configuration from a config file and program B is only used to modify the contents of the config file which A reads. The name of the config file … |
| | Hi there, This is my first time posting here so I would first like to apologize for any mistake I may make. The reason I'm here is because I am designing an assignment in which I draw a .bmp to the screen and the image is supposed to float inside … |
| | Hello,I need help with the following series (sorry I forgot what its called..) 1/1! - 2/2! + 3/3! -4/4!....upto n terms Here's my program : [CODE]#include<conio.h> #include<stdio.h> #include<float.h> void main() { float com=0,j=0,j1=0,ans=0; //variable decl of float type int tillw,i,no=0,fac1=1,fac=1,f1,f2; //variable decl of int type clrscr(); printf("\n\n\t\t *********************************"); printf("\n\t\t ---------------------------------"); … |
| | Hi all, I would like to help me with a program in C. I would like to make a function that saves 10 float numbers from an user. But I would like to to do this with pointers. My function is called float *save_array(int N) and then I have to …  |
| | hello. Ive been using a pretty long number in my program . its problem3 of the euler project . Its 600851475143 . What data type do I use for this??? |
| | Please someone helps me with this question I must submit the answer tomorrow. The program is not working properly as is suppose to ; I am not getting the result shown below. Write a program that accepts numbers from the user and stores them in a linked list called allnum … |
| | so guys, i was thinking about finding a way to create arrays, without knowing their size. for example create an app that takes unsigned long values until EOF and just saves them to an unknown size array. i was thinking that, because the array size could be big, to create … |
| | i need to make a program that finds all primes between some numbers the biggest number is 1000000000. the code that i have works fine, the only problem is that what i thought that would solve this, is too slow [code] #include <stdio.h> int main(){ FILE *fin=fopen("in.txt","r"); int t,n1[10],n2[10],i,j,ex,k; fscanf(fin,"%d\n",&t); … |
| | Hello everybody, ive only been learning C for about a month so please forgive me if my code is messy or unclear! I have written a simple program which creates a text file, reads from it and then writes the output backwards to another file; it seems to work apart … |
| | whenever i run the below program it asks me to type in a password and it should go through all that could possibly be the password but if i type in a password of 2 or more digits it only displays the first letter of the password. [CODE] #include <iostream> …  |
| | it keeps saying theres an error on line 17, it says: "no match for 'operator!=' in 'a != password'" [CODE] #include <iostream> #include <cstdio> #include <cstdlib> using namespace std; int main() { string password; cout << "Type in a password: "; cin >> password; char a; a = 'A'; cout … |
| | Hi, [LIST=1] [*]Question Why does valgrind complain? [CODE] Conditional jump or move depends on uninitialised value(s) ==25636== at 0x4C26D29: strlen (mc_replace_strmem.c:242) ==25636== by 0x40060A: main (test.c:7) [/CODE] [*]Question Strlen doesnt apparantly tell you how much space you have in your array, but the number of chars til '\0'. I my … |
| | Got this project write a C# windows app program that computes employee wages. Input the employee's payroll number and number of hours worked. The employee receives 7.45 per hour as hourly rate and is taxed 20% from gross pay and 7% also national insurance. and to display this information in … |
| | i have written a program to transfer character from one comp to another using serial port .in order to test the program i want to use loopback control as i have only one computer. i have read how to connect rs232 in loopback mode but my problem is that if … |
| | I am trying to communicate with my phone over a serial port by sending AT commands to it. While I'm able to write the command to it, I'm unable to read the reply. I am using overlapped I/O & using the WaitCommEvent to retrieve the result of the write command, … |
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