[c] Forum Topics

[code=c] #define AUID 34567 #include <stdio.h> #include <math.h> int main() { float id = AUID; int floatSize = sizeof(float); unsigned char *bits; int i, part2; int mant = 128; bits = (unsigned char*) &id; for (part2 = 0; part2 < sizeof(bits); part2++) { printf("+"); for(i = 0; i < 8; …

Say I got a number, I enter it in. (like 5). Now I want to convert that to a text string that represents that number (five). I also want it so that if I were to print a big number like 543 or something it will print that out in …

Hello, Does anyone have a clue why using setitimer() and SIGALRM won't work if you modify the terminal using termios.h? Every time I run it I get segfault or the original signal handler (not the one I set). Just having [CODE] struct termios oldTerm, newTerm;[/CODE] seems to cause trouble. If …

I've got to write an application in C which can take an input file containing RISC instructions and then output (both to screen and an output file) the encoded version of these instructions. I will be working with the following op-classes: 0 1A 2A 2B 2C 3A 3B 3C 3D …

Hello! I'm having some trouble understanding how arrays are passed. From my understanding, my code here passes a pointer to the first element of the blah array, which is "var1=5". My question then is how can I move to the next element of my blah array, "var2=234234" in my filevars() …

Hi there, I tried to use the above compiler for C.For every program I get the following message. I followed the tutorials,but can't figure out what am I missing in order to compile and run programs efficiently.It is not the code,as I have tried a number of programs which run …

hey there..can you please help me write a C program to put the Caps Lock on??

Is there a function in C which can read dual delimiters, there is strtok which works using a single delimiter.. Is i need to decode a file as such 123#!45!2#!678#!666#!45!6#! in the above case #! is the delimter, if i use strtok and use(#! as delimiter) 45!2 in the above …

code is : code is : path = (char*)malloc(100); pname = (char*)malloc(100); path = "ragHu"; strcpy(pname, path); free(path); whats wrong with this?

hi assembly professionals, i am doing a robot project and i intent to use assembly language to control the brain of the robot which is an atmega168 microcontroller. I have programmed the adc successfully the controller using arduino C language but i have a problem using studio4 assembly. here is …

Hi All, I'm using gdb to debug a C code which does file processing. The file i'm processing has about 100,000 records. The code runs fine until the 30,000 records and after that it produces garbage value. Could i use gdb to run the code until it reaches 30,000 records …

i m just at this community. something about myself: i m an engineering student. i know basics of c, c++, vb, oracle but have been away from programming since quite some time. i want to learn hacking. i just want to be a computer nerd but not been able to …

My name is nate, I am into cns and progamming I just started using linux and am definitely a newb with the programming, but so far it's not to difficult. I am good at solving problems so if anyone has a question for me I'll do what I can. As …

Hi All, I'm running a C code on cygwin compiled with gcc, the code basically does file processing, it runs fine on my PC, but when run on a Solaris machine, it gives Bus error and core dumps. Is it a known issue? If not, is there any way i …

I have answered few multiple choice questions.I am sure i have answered almost 95% correctly. Maybe you guys can identify if i have committed any mistakes.Just identify not solve.I will solve them myself.Just a hint what is wrong would help as i want to be sure all answers are perfect. …

what is the syntax of returning a two dimensional to main function?

so im working in an environment (National Instruments) that auto-generates header files for the GUI. in my GUI, i have 150-some odd LEDs arranged in a matrix to represent a large relay bank. my LEDs are named and sequenced numerically like [code]PANEL_LED_1 PANEL_LED_2 ... PANEL_LED_150 etc...[/code] which would allow me …

Hi, i'm having the same problem here... I have to send a xml file from a server and receive 16 bin files for answer.. I know how to send string and etc.. and tried to use sendfile() to send at least the xml file.. but it didn't work out... here's …

Hi, I am trying to use this method: [URL="http://www.cs.indiana.edu/cgi-pub/oleykin/website/OpenCVHelp/ref/OpenCVRef_CxCore.htm#decl_cvCheckArr"]cvCheckArr[/URL] As a parameter I pass an IplImage and it compiles, but when I tried to run got this error: "Unsupported format in function: cvCheckArr .cxmathfuncs.cpp " I checked the above file and found from the code that it tries to convert …

Hi All, I am facing problems with free() API of ANSI. I am using Visual Studio 2005. I am using 2 char pointers. If i copy from one to another and after if i try to free source pointer, it is giving exception. How to debug this problem? Please help …

hey..will anyone tell me how to browse files and folders in a drive using C??

Hello! I am rather new to c, and I am having a parsing problem. What I am trying to accomplish: I have a file filled with assignment statements such as: [CODE]var1=5 var2=80[/CODE]...etc. I want to parse through the file and then do a check to see if the variables exist …

Ok i know this has all sorts of issues, im getting tons of errors, any suggestion on where to start? [code=C] #include <stdio.h> #include <stdlib.h> typdef char byte; void memcopy( byte *to, byte *from, int count ) { while ( count-- > 0 ) *to++ = *from++ ; } int …

Hey guys. Trying to implement associative array with the help of libJudy. Here's small test, that doesn't work. Please, help me to find, where i did wrong? [CODE] #include <assert.h> #include <Judy.h> typedef struct { char *hash; int id; int views; } Watch_t; Pvoid_t dict = (Pvoid_t) NULL; PWord_t rcw; …

Do I do it like: [code=C] wchar_t *str = L"12345"; [/code] because that doesn't seem to be working.

I write a program in C but i have not the right to use the standard library. I want to open a file so i use an assembly procedure that i have write, open_file. Here is what i mean: At C code part:[code] int fp; int open_file(char* filename); .... fp …

hello the problem that i am facing is that whenever i click on the tc icon to start the compiler, the screen turns black first (which is normal). and then after about two seconds the compiler is exited from even without starting it. Even when i try running the exe …

I'm very new to C and am working on a card game. I've got my cards and shuffle down, but I want each card to have a name. I made my cards inside an array of structs: [code] struct card { int value; int suits; int points; char name[20]; }; …

hi, In my array arr={10,20,30,40} i want to display output like 10 20 30 40 10+20 10+30 10+40 20+30 20+40 30+40 10+20+30 10+20+40 20+30+40 10+20+30+40 How to display output like this?? how to do this please help me??

I have two integer numbers. I want to find which number is greater than other one without using relational operators.

Arrange the following list of functions in ascending order of growth rate. If the growth rate of function f is less than the growth rate of function g, you write f < g. For functions having the same growth rate, use = to denote this case. Your answer therefore will …

Hello guys i began reading K&R but there problem in a code i dont really understand it here code of a sequeeze function [code] /* squeeze: delete all c from s */ void squeeze(char *buffer, int c) { int i, j; for (i = j = 0; buffer[i] != '\0'; …

Hello guys I m trying to code a program to fix indented code but problem is that i will use strstr to search for the for string then i ill read it till it encounted \0 then i wanna jump to next line to add 4 spaces before the code …

A problem asks me to make a printf statement which will print out the members of the struct given, I wrote a program to make sure I would get the right printf statement. [code] #include <stdlib.h> #include <stdio.h> int main() { struct house { 5. char style[40]; int rooms; float …

I have four arrays as input, then used it in a function that result an output. Then I sorted the output array. Next step, I want to find the index and the value of the input array that resulted the sorted array. I keep getting the wrong result. Here my …

Hello All, I have a C program where I have created a UDP socket and bound to a particular ip address and a port number. As the program proceeds, msgs will be sent to different clients using the [B]same socket, using the same port, but each has a different ip …

ok, I have a very serious somewhat simple problem that I just can't seem to figure out myself. Simply put I want to make a program take the lines Hello How Are You ToDay and output ToDay Are You How Hello Using the End of data marker as a newline …

Hi, What is the conversion character for long double in gcc?

using mov ah,01 how can i add two number, i will input two numbers example: 1 2 = 3 how can i add this??

hi, One of my freind is asking for bpsk modulator and demodulator. It's out of my domain knowledge and i'm not sure what is it about. Can you refer to some C language example codes of the above. will appreciate your quick reply thx

i want code for the follwing series 1 1 2 1 2 3 1 2 3 4 1 2 3 4 ..................n when we n as 2 it should display 1 1 2 when we gave n as 4 it should dispaly 1 1 2 1 2 3 1 2 …

This is something I just can't figure out, I want to disable another applications window. I'm wanting to achieve the same effect as this.Enable = False; Can c# achieve this or will I have to look into doing it in c?

Well i was looking in the paper the other day and they have this Word puzzle with a bunch of letters used to figure out what the quote of some famous guy was. Basically they take every letter of the alphabet and just change them and print it out and …

I've been able to design a front-end for a C DLL, calling the DLL functions from the VB program but I'm having trouble calling the VB functions from the C DLL. Maybe I should have put this in the C forum, but I don't know. If I have this in …

i dont understand why this isnt working ill post the code thats relevent for some reason no matter what numbers i enter it will just print out that the complex number is 0.00000... idk how to fix it heres the main function [code=C] #include <stdio.h> #include "globals.h" #include "complex.h" int …

this is an Object-oriented solution between ourselves of ai technique. Ai standard database chiefly contain: Main, Noun, Verb, Preposition Create database: Main. Create table columns 3 D memory x-axis, y-axis, z-axis, Class mark Input condition X Y Z Expected result X Y Z Reporting demonstration X Y Z Object enantiopathy …

Folks, I know we can use unsigned/signed int and char to define our own Boolean type in C. We can either use 0 or 1 to distinguish FALSE or TRUE or use TRUE as anything which is non-zero. Why can't I use float data type to define my own boolean …

What's the main difference between while(){ } and do{ }while() loops? From looking at it, it looks like the former evaluates before it performs the iteration and the latter does the evaluation after each iteration... is that correct? Why would I pick one over the other? Is it mainly just …

I need help making code that will create 4 different output files. All I know at the moment on this topic is how to fopen/fclose and the stuff in between however fopen requires the output file to be available before the program stars to run. Mabey theres an fcreate function …

I am trying to input a data file into C++ such that it will appear as 2 arrays of maximum value 100... so far, this is what I have... void readfile(double x[], double y[], double sigma[], int * entries) { /* read data into x[] and y[] fill sigma[] with …