19,876 Topics
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| | Hi all, So I'm trying to do this checksum problem for my C programming class but im running into some difficulty. My output is supposed to be this: Line: This is short. Checksum: 2 Line: The quick brown fox jumped over the lazy dog. Checksum: = Line: A. Checksum: O …  |
| | Hi , I have one buffer size is 50 bytes and reading 50 byte data from file unsigned char bufffer[50]; read(fd,buffer,50); // Consider each byte numerical is value is zero. printf("@@%s@@",buffer); // Here i will get @@@@ only. But I want @@(50 zero)@@ as output(i have to use %c or … |
| | I'm having trouble with this code, I want to make the answer in (^)and(*) Example : Enter number : 8 Prime factors of '8' : 2^3 Enter number : 56 Prime factors of '56' : 2^3*7 Please help me with this, Thanks![code]#include <stdio.h> /* Find out the prime factors * … |
| | I'm having trouble making a variable argument function for my class. When I gcc it, its giving me these errors: my_printf.c: In function `print_str': my_printf.c:14: error: syntax error before '{' token my_printf.c:20: error: syntax error before "__builtin_stdarg_start" here's a code snippet: [CODE]#include <stdio.h> #include <stdarg.h> #include "my_io.h" // ASCII definitions … |
| | Hey I'm having trouble using scanf to input two number and it is only letting me input 1. here is my code [ICODE] #include <stdio.h> int main() { int i ; int j ; int tl[10][25] ; int br[40][5] ; int point1[100][100] ; for(i=0;i<40;i++) for(j=0;j<25;j++) { printf("please enter value x,y … |
| | I am new to C++ and cant get my program to compile because of #include recursion. I have 3 classes A, B, C. A includes B.h and C.h B includes A.h C includes A.h and B.h They include each other because they either need to send messages between themselves. No … |
| | I have these structs. and I have two files one is program.dat and other is course.dat and I am supposed to load the values from those .dat files to the struct. The separation between attributes in program.dat and course.dat is '|' for example programID|programTitle|ProgramCode........ and I have used string tokenizer … |
| | Cud any1 let me know how this code works with respect to pecedence and associativity Thanks in advance[code]#include <stdio.h> main() { int i = -3, j = 2, k = 0, m; m = ++i && ++j || ++k; printf ("\n %d %d %d %d", i,j,k,m); }[/code] |
 | [QUOTE]This discussion has been moved from [url]http://www.daniweb.com/forums/thread284115.html[/url]. Check there for the beginning.[/QUOTE] = = = = = = = = = = = = = = = = = = = = Actually neither approach is wrong. The original code does not store prime numbers but does correctly identify all … |
| | So uhm...I want to do the bubble sort and i found a code but actually i don't really know what's missing...ok...sorry but i am just a newbie and not so average of logic(lol. :p). My goal here is to complete this code, 'cause i tried to run it but it … |
 | Hello, Can anybody help me on the issue below:- [B]'Features of C language that uses indirect addressing mode.'[/B] I didn't get it's meaning exactly. Whether it is Function 'Call By Value', as we are not refering direct address of variables like in 'Call By reference' or anything else. Please help …  |
| | how to read file content into a structure |
| | In your opinion, when creating a nested loop is it best to use the call function and if so is using a pointer the route to go when creating the function? |
| | Hi Everyone, I would like to get some help in a way to convert C code to DLX assembly code.I have tried to search if there are tools available which would perform this, but whatever I find is to convert to MIPS assembly code. Guidance to move further in this … |
| | As you probably know, Shell sort is typically written with a base of insertion sort, as shown below: [code]for (ctr = numGaps - 1; ctr >= 0; ctr--) { k = gapSeq[ctr]; /* Insertion Sort Begins Here */ for (j = k; j < size; j++) { tmp = array[j]; … |
| | Hello there! I have an exercise that askes me to create a binary file .dat with a structure in it. I have to run it like this: a.out something.dat. Also I have to create a command prompt for the user (input). I am very confused since I don't have linux! … |
| | C-implementation of M-ary/multiway tree...... madam has asked me to do it as part of my project.... node will contain simple integer numbers.... i didn't code any code for it in book/internet..... plz help,Thanks in advance......  |
| | Hi, I want to receive data which a device which is sending on usb. How can I receive data.Will there be any C codes available for that? I am very new to device programming.All suggestion are welcome.?? I want how to interface it and get the data.I want to do … |
| | Okay, so I've been looking at this for quite some time. I think I know what the problem is, but my C++ skills are sad a best due to stuff like Java, C# and VB. So, I'm trying to pull information from the registry, and I have no problem getting … |
| | After the user inputs idnum and password. If thats correct the loginwindow is suppose to minimize and the mainwindow is suppose to come up. The main window comes up but the login window wont go away. :icon_evil [U]login window[/U] [ICODE]http://i41.tinypic.com/15ceblf.png[/ICODE] [U]main window[/U] [ICODE]http://i40.tinypic.com/121v2bk.png[/ICODE] [U]my problem[/U] [ICODE]http://i43.tinypic.com/4sjvy0.png[/ICODE] [CODE] if (userName_login_window.Equals("1") && … |
| | Hi guys. So, i'm suppose to make a translator, here's my form: [URL=http://img213.imageshack.us/i/12081833.jpg/][IMG]http://img213.imageshack.us/img213/6067/12081833.jpg[/IMG][/URL] When i press the middle button i have to check every word from left memo (MEMO1) and insert the translated word in the memo on the right (MEMO2). So my middle button has the following code : …  |
| | This program generates different combinations of a number or a string as given by the user.just a simple implementation of arrays.  |
| | Hey you guys. Im doing c code where i have to make a file full of double values and then make another empty one because im going to write into that file. It does compile but i get this: Enter the input file name: randomfile.dat Enter the output file name: …  |
| | I want user defined function i.e.power()function programn using function concept in c language. |
| | I closed out the other post I had "fill 2d array". The assignment is to read in a file to a 2d array that has the month #, high temp, low temp for each month. Then calculate the aver high and aver low and give the highest and lowest temps. … |
| | For the sake of readability, I've been trying to do something like this: [CODE]#define initialize(x)(type x = initfunction()) int main(){ initialize(example); example.item = 0; return 0; }[/CODE] where type is a typedef'd struct, and initfunction() generates one, inits values, and returns it. My problem is, I get these errors: warning: … |
| | Here is a good listing of library functions. [url]http://www.cplusplus.com/reference/clibrary/cstring/[/url] |
| | Hello, I am having some strings grammar problems. [CODE] char *eisodos1[50]; char e; int *a; int i; int main() { eisodos1[i]=getchar(); (1) e=eisodos1[i]; (2) if (eisodos1[i] == ' ') g++; (3) while ((e!=EOF) && (a!=EOF)); (4) } [/CODE] Please don't look the code like a complete program, I posted the … |
| | HI, i am Nishank and have got a project -to make periodic table by using the following a. Data Structure b. Object Oriented Programming in C++ c. Data File Handling through the program the user should be able to: a.view the periodic table b.edit the periodic table c.delete a record … |
| | hi friends , please explain loops and with example programe plzzz |
| | have just "finished" learning C. By finished, I mean I have learned all the basics in plain vanilla C (command prompt style). I want to get into windows developement so that i can create something useful. What should be my next step? Should i be learning a object oriented language … |
| | Hi guys, I badly need ur help.. well am nt zat gud in C programming. I've gt an assignment on a Video Club. To maintain 'its list of videos,the number of copies available for rental, the rental price, date on loan, the return date. Each video record should be represented … |
| | I have the following code which basically acts as a typewriter: [code] int main () { char c; puts ("Enter text:"); do { c=getchar(); putchar (c); } while (!feof(stdin)); return 0; } [/code] However when I feed it a text file for input: [icode]$ ./typewriter < input.txt[/icode] it always adds … |
 | Hi Would anybody be able to tell me if there is a book or any material ot there explaining what kind of widgets you can get for C++. I'm not sure what kind of widgets are available in terms of functionality. When I say types I mean say textbox or … |
| | Suppose if I have a dynArr pointer and a file pointer as parameters, and in the DynArr I am storing a TYPE with an integer value and a string description. How would I put the TYPEs in the DynArr into a txt file while tabbing between the string and the … |
| | Hi I've been taking a python course and now that were done the professor wants us to write a program to list all the prime numbers from 2 - 10000. Oh yea and it has to be in C. So I am very stuck and really need help. Heres the … |
 | Hello everybody, is there somebody that can help?? I'm having string (my example in string 55+22)that must be inputed by keyboard .. the first part I've done to put 55 to another array 2(with strtok function) Now that I was tries for many hours to put 22 to an other … |
| | i'm a C# developer and new to C++. I have to learn about C++ due to my new Project. but no clear idea about Pointers.. therefore if someone who know about Pointers,please teach me them.. |
| | it prints the integer string b.var CORRECTLY.BUT not it's individual integer constants.....WHY? (ABCD.TXT is a bin text file containing data 10110000)[code]#include<stdio.h> #include<conio.h> #include<string.h> #include<stdlib.h> struct st { int var[8]; }; struct str2 { char a1; float a2; int a3; int a4; char a5; char a6; int a7; char a8; }; … |
| | Hi, I'd like to copy one directory to another, including subdirectories. Each file that is copied over needs to have its own thread and each following thread must wait for the previous one to finish and exit before being created. The directory names are passed in *arg separated by a … |
| | I am coding 2 dynamic arrays. basically ive done the first part which requires the user to enter rows and columns, i also implemented the functions to print and fill the created arrays. now the next task is to create a SINGLE dimensional array with enough size to fit the … |
| | Why is it that in this statement "c = '\t'" is not "c == '\t'" (an additional equal sign). I read an explanation that it is because \t is a visual representation of the tab character. Isn't \n and ' ' also visual representations of a newline and space character …  |
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| | int c; c = getchar(); while ((c = getchar()) != EOF) putchar(c); c = getchar(); I know EOF means end of file. Basically, I believe this functions is instructed to keep inputing text from the keyboard until EOF becomes the subsequent input. However, I am not sure what EOF is … |
| | This program here is supposed to count the number of occurrences blanks, tabs and newlines within the respective text you type within the program. However, after I compile the program and run it on ubuntu's terminal, all I am able to do is punch in text, space, enter etc... endlessly … |
| | Quick question: what does "if(c == '\n') mean in this context? Is it just using '\n' as a reference for a numeric value within ASCII? which in that case would be 10, so if 10 is entered, this is when nl increments up one? { int c, nl; nl = … |
| | As you'll notice this is an assignment from my computer science class, and if you look closely you'll also notice that this was due on march 3, so im not trying to get help for it. All this is for is to create some friendly competition and maybe keep the … |
| | i'm having trouble creating a craps game for school, i'm a light weight c user and any help would be amazing!!! |
| | Hi there, recently I wrote a small C program utilising the Windows API to communicate with a device over the serial port (COM1, a real serial port of my PC). This worked fine, but I am aware of the fact that those real COM ports are replaced more and more … |
| | Hi there, On executing the above code I'm getting the error "segmentation fault". Is it possible to manipulate a string variable which already contains a data?[code]#include<stdio.h> int main() { char *str="Hello"; char * str1 ="World"; strcpy(str,str1); printf("%s",str); }[/code] |
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