[c] Forum Topics

hi there .. whats wrong with th e following code? [code=c] #include<mpi.h> #include<stdio.h> #include<math.h> void main(int argc, char **argv) { int rank, row, i, j,s,p ; int n; int oldrow,oldcol,newrow,newcol; MPI_Status status; int z; int delta_x,delta_y; int temp_map[60][40]; int map[60][40]; int col; z=oldrow,oldcol,newrow,newcol; temp_map=0; map=0; printf("pls enter the row value\n"); …

When using functions in C, i cannot seem to make my table of options apprear on screen. I have put it in but it will not appear. The options i have put in work fine, for example press 1 to calculate voltage. This works fine and the answer is given …

Hi, I'm trying to make a makefile but after i enter the command make makefile it says nothing to be made in the makefile, can someone please help me? Nd.c depends on Pd.h Pd.c depends on Pd.h Md.c depends on md.h md.h depends on Rd.h # Makefile CC = gcc …

hi, could some one help me to make a calculator connected to a DSP? This is for my real time systems project. the software used to complile is Code Composer Studio. DSP used in TI TMS320C6711. keypad is 4x4 Matrix X,Y type. I could not understand how to make the …

[code] Hello, In one of my C codes, I have written a function for logging into a files. When the size of the file exceeds 10 MB, I close that file and open a new file. But at run time my Code is crashing at times during file closing. This …

Private Sub Command3_Click() Dim a, b As Integer Dim divide As Double a = 10 b = 3 divide = div(a, b) MsgBox (divide) End Sub Private Function div(a, b) div = a / b End Function Function return type by default is integer in C. & if we do …

I have a project. please help me...... Write a program in C that do the following. 1. Accepts 1 parameter. The parameter is the filename to be processed. If there are no parameters, or if there are more than 1 parameters, show an error message. 2. Opens the file and …

g.c:12: warning: passing argument 1 of 'fgets' from incompatible pointer type g.c:12: error: too few arguments to function 'fgets' g.c:14: error: 'sc' undeclared (first use in this function) g.c:14: error: (Each undeclared identifier is reported only once g.c:14: error: for each function it appears in.) [CODE] #include <stdio.h> #include <string.h> …

I'm trying to create a function that will sort the contents of a file in alphabetical order. The problem I'm having is that the code doesn't seem to do anything. The only examples I could find have to do with arrays which I am not using but I tried to …

Hello there, Just wanted to say hi, and it is a nice place to get some new ideas and hints. I am a PHD student in my last year (hopefully), and I work on some simulator that uses C & C++ to build its process models and functions. Thanks again …

I need C code or program to save the output of the following program into a jpg file(any picture file)? i need to save the output of this program in to a picture file..i need to take printouts of those output..help me with the code that does the above thing... …

need help with my program. it keeps repeating (NULL) instead of preinting hello backwards. if remove ca[5] i get bus error. any help please on how to fix it. [CODE] #include <stdio.h> int main() { char ca[10]; ca[0] = 'H'; ca[1] = 'e'; ca[2] = 'l'; ca[3] = 'l'; ca[4] …

Im codding a programm that has multiple functions. Once functions calculates the means of 2 sets of data and prints meanx and meany. Now another function will use those means to do some other calculation. I dont know how to get those values from one function and pass them into …

dear sir.... i have a problem.... i have a c source code and i want to make it in vb.net source with window form please if anyone can help me...... i will be thankful. best regards, the source : [url]http://www.sharekingdom.com/download/998/fork_source.pdf[/url]

im doin project in 89s51 microcontroller.....i hav its assembly code ready with me but now i want to convert it to C language but im unable to do so...its very important nd urgent to me.....plzz ca anyone help me out with this......

[code=c] #include <stdio.h> #include<string.h> main() { FILE * myfileptr; // a pointer declared to the file stream. char sc; // a character which will be input from the file. // main code... myfileptr=fopen("words","r"); //open the file hopefully while((sc=getc(myfileptr))!=EOF) //get a char { if(sc)printf("%c",sc); //dump it to screen } printf("EOF\n"); } …

does anyone know how to give the characters of a string numeric variables? so when i can print the numeric variables in decending order so the word is read backwards? for example hello h=1 e=2 l=3 l=4 0=5 olleh your help would be very appreciated, a snippet would be awesome, …

I've created a program that writes info to a specific file and reading from it to generate an income report. The problem I'm having is that when I geerate my report, the last person that was entered is repeated twice, hence throwing off the grand total. Here's the bit of …

I need to write a C program that uses random number generation to create sentances. I need to use strcat to form the sentance and it should generate 20 sentances. What i have so far is below. however it is not working. I know that the problem is something with …

I am using TURBO C++ IDE 3.0..i am able to execute the program that are related to graphics. but the problem i face is when i get the output i am not able to capture the output using print screen key.the output is a black DOS screen and is not …

I have a project. please help me...... Write a program in C that do the following. 1. Accepts 1 parameter. The parameter is the filename to be processed. If there are no parameters, or if there are more than 1 parameters, show an error message. 2. Opens the file and …

can anyone help me make my program work. after it capitalize i want it to reverse the new string. something like palindrome. [CODE] #include<stdio.h> #include<ctype.h> #include<string.h> /*program begins here*/ int main() { /**/ char string[100]; char *ptr = string; /*shws the user what to do*/ printf("Enter string and use a …

I am using dr. scheme and I need to retrieve the 2nd item in a list. is there a function like car that returns the second one instead of the first one?

hello, i am developing a c coding for comparing two txt files(one key file with the transcripted or duplicete file) to figure out the wrong text in the transcripted file.Can anyone help me that how to develop the codes.

[code=c] #include <stdio.h> void stripnl(char *str) { while(strlen(str) && ( (str[strlen(str) - 1] == 13) || ( str[strlen(str) - 1] == 10 ))) { str[strlen(str) - 1] = 0; } } int main() { FILE *infile; char fname[40]; char line[100]; int lcount=1,i=0; char mean[100]; /* Read in the filename */ …

[code] Hello, I need my C code Exe to exit only using Cntrol + C and the cross should be disabled. Can anyone help me with this. Regards. [/code]

[B]Is there is any way to copy out put in graphics into a paint file(bmp)?[/B]:)

I have a C file of the following .When I execute this in Fedora 7 version 2.6.21-1.3194.fc7 and arch =i686 I get following errors [root@kwi-11156f06184 Desktop]# cc test.c test.c:3:20: error: libipq.h: No such file or directory test.c: In function ‘main’: test.c:12: error: ‘PF_INET’ undeclared (first use in this function) test.c:12: …

Hello! I'm having a very difficult time with this problem. What I'm trying to do is generate a sine wave for a specific frequency and output it as raw pcm data to a file. The sine wave is generated as follows: [code] samples[i]=static_cast<int>(32767 * amplitude * sin(static_cast<double>(i)*scale) ); [/code] where …

Hi all, In C, is it possible to write a program that will read the data from database(like oracle) and inserting the data to database and some doing manipulations on the data. If yes,pls provide me information to write the program and some sample code.I am posting the same question …

this is the python code [CODE]os.popen("explorer.exe " + os.getcwd())[/CODE] would jsut need a conversion to c or c++

hi, my name is erezlevi, and I want to know how can I create object and find examples about it. I need a way to register my script to windows so when using this: i=create (erez.levi) with i .Initialize (0) .Senddata ("12345") .Terminate () how can I write an Python …

Hi, I'm practicing for my test and I'm really confused on this question This is the content of make file assuming that part1 and part3 has been modified. list the sequence of command activation in the correct order for make to run I understand it looks at the target then …

how do i use a .txt file in C like read and save form and into it... any help will be good thenks :)

Hi, I'm trying to get two small programs that use macro to work but neither of them is doing so the first macro selects the least significant bit from an unsigned char [code] #include <stdio.h> #define LBIT(X) (((X)&1)?1:0) int main() { unsigned char a; printf("Enter a character:\n"); scanf("&c",a); printf("Least signficant …

Hi, I am new to Python script programming and I have Python script also. I have below method which was written in C (Framemaker Development Kit). F_ApiSave(VarBookId, VarOutputFLBPDFFileAbsPath, params, *returnparams) "params" and "returnparams" arguments are of Object "F_PropValsT" and want to use above method from Python to send the values. …

I'm trying to get a program to print out two strings that I input. I can't figure out why its not working! [code] #include <stdio.h> #include <stdlib.h> #define ARRAY_SIZE 30 int main() { char s1[ARRAY_SIZE]; char s2 [ARRAY_SIZE]; printf("Enter a String:\n"); scanf("%25s\n", s1); printf("Enter string 2:\n"); scanf("%25s\n", s2); printf("String 1: …

What does the following code do when the input is 56789 1234 45a72 int i; float f; char name[50]; scanf("%2 %f %*d %2s",&i,&f1,&name); When I ran the code in the compiler and used printf to check the results i got 56 789.000000 45a72 I understand that it didn't 1234 because …

[code] /* while readAccuracy returns a 1 { call readLimits call printInputs call printArea } */ while (readAccuracy == 1) { calcArea (readLimits, printInputs, printArea); } [/code]

Hi everyone, I just started C and I'm trying to understand some conceptual things. If anyone can help me with any of my questions It would be appreciated! I just want to hear it from something other than a book. 1. So, if macros can hold arguments, why would you …

Hi everyone! What is the code if I want to connect to MS ACCESS or SQL SERVER using C++? Is there a special compiler for c++ for that database code? Thanks

Hello, I'm learning to Program in C and I have to create a math quiz. The user is supposed to enter the amount of questions they want to answer. I'm trying to get a Random number generator to produce two random numbers and then a random sign (+ - * …

Hi ! I am new to C. I am developing C for an Assembly and C combined code for a project. I need to display simple messages to the Hyper terminal using C. To be specific, (See attached snippet of code which I am trying to run on Keil toolset) …

Hi gys how are you, I really need your help to understand the idea for putting some parameters with main function, it is like this ( int main ( int a , int b , char* c) ) what is this and when we use it and how!!! ... I …

Can anyone help me write a program that will print a sentence using 5 different words that are in 6 different array's based on a random number generated by the computer. Right now my code will print 5 sentences using each elimate from each array, but it doesn't pick the …

Hi All, I am Tavisha, a student trying to work on a C code related to image processing. I am a newbee to C and Matlab and would need lotsof help from all you guys in successfully running my code and gettin my results. I hope to enlarge my own …

Hi guys, This is my very first thread. Now I would like to know about file handling. I have got this book, but the concept is still not that clear to me. So, can you guys suggest any online material that would help me in this regard. Also, could you …

hi there ..... would like to know how would be the coding for password generation of different sets of characters... thanks u

I have a c program that I need to use in dos 5 but i haven´t found a way to do so .Programs that work perfectly in Win XP console window, will not work in dos.Does anyone know : What do i have to add to my code so it …

Hi, Im reading a file, with 2 columns. this is working such as [code] 1999 5848946 2000 5458445 2001 5757585 2002 7699865 2003 7459758 2004 5797054 [/code] as Im reading I want to be able to count how many rows I've read and also add the all values as im …