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C Programming
C programming forum discussing all C derivatives, including C#, C++, Object-C, and even plain old vanilla C. These languages are low level languages, and used on projects such as device drivers, compilers, and even whole computer operating systems.
Reading a post cgi
Hi I have a problem in reading data from stdin from CGI Code: char *postdata; postdata = (char*)malloc(clen + 1); int ret = fread(postdata, 1, clen, stdin); The problem is... When the user types &...
Hi I have a problem in reading data from stdin from CGI Code: char *postdata; postdata = (char*)malloc(clen + 1); int ret = fread(postdata, 1, clen, stdin); The problem is... When the user types &...
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write a program in c language such the use gives the input as "India, is my country." then answer will be "country. my is India,"
only in clanguage
only in clanguage
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Accessibility and get_accChild
Does anyone know why get_accChild fails when i know for a fact that the child is accessible. I know it is accessible because AccExplorer can see it. I dont know whats wrong. I am setting the vt of the VARIANT to VT_I4 and the lVal member...
Does anyone know why get_accChild fails when i know for a fact that the child is accessible. I know it is accessible because AccExplorer can see it. I dont know whats wrong. I am setting the vt of the VARIANT to VT_I4 and the lVal member...
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simple C++ inheritance: "inaccessible base"
I'm stuck with a little C++ OO I've got a compiler error I have no idea how to fix... "16 C:\Dev-Cpp\rogue\main.cpp `Object' is an inaccessible base of `Mobile'" Object is the baseclass of Mobile (Object modelling...
I'm stuck with a little C++ OO I've got a compiler error I have no idea how to fix... "16 C:\Dev-Cpp\rogue\main.cpp `Object' is an inaccessible base of `Mobile'" Object is the baseclass of Mobile (Object modelling...
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searching programs
i want some hard programs for debugging competition.how and where i search that
i want some hard programs for debugging competition.how and where i search that
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VirtualProtect() fails
I am attempting to modify the permissions of a given function to allow the ability to change its behavior -- self-modifying code. Unfortunately I cannot seem to get VirtualProtect() to properly update the attributes. Here is the curre...
I am attempting to modify the permissions of a given function to allow the ability to change its behavior -- self-modifying code. Unfortunately I cannot seem to get VirtualProtect() to properly update the attributes. Here is the curre...
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A palindrome is a string that is spelled the same way forward and backward.
A palindrome is a string that is spelled the same way forward and backward. Some examples of palindromes are: “radar”, “madam”, “tenet”, “kayak”. Write a function called testPalindrome that return...
A palindrome is a string that is spelled the same way forward and backward. Some examples of palindromes are: “radar”, “madam”, “tenet”, “kayak”. Write a function called testPalindrome that return...
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Josephus Problem - array implementation
Hi, please help code the Josephus problem: "Given a group of n men arranged in a circle under the edict that every m-th man will be executed going around the circle until only one remains, find the position Last(n,m) in which you...
Hi, please help code the Josephus problem: "Given a group of n men arranged in a circle under the edict that every m-th man will be executed going around the circle until only one remains, find the position Last(n,m) in which you...
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warning: invalid white space character in directive
hi i just started using linux + the cc compiler and i am getting this warning line 10: warning: invalid white space character in directive line 11: warning: invalid white space character in directive its really no biggie but i wann...
hi i just started using linux + the cc compiler and i am getting this warning line 10: warning: invalid white space character in directive line 11: warning: invalid white space character in directive its really no biggie but i wann...
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C++ Questions
1.Write a program that reads in five integers and determines and prints the largest and the smallest integers in the group. Do not use the array. 2.Write a program that inputs a five digit integer, separates the integer into its individu...
1.Write a program that reads in five integers and determines and prints the largest and the smallest integers in the group. Do not use the array. 2.Write a program that inputs a five digit integer, separates the integer into its individu...
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Illegal use of this type as an expression
i have decleared a identifier,but it give me a error as this: illegal use of this type as an expression. function code: void gltRotateFrameLocalX(GLTFrame *pFrame, GLfloat fAngle) { GLTMatrix mRotation; GLTVector3 vCross...
i have decleared a identifier,but it give me a error as this: illegal use of this type as an expression. function code: void gltRotateFrameLocalX(GLTFrame *pFrame, GLfloat fAngle) { GLTMatrix mRotation; GLTVector3 vCross...
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Pthread
The Fibonacci sequence is the series of numbers 0, 1, 1, 2, 3, 5, 8, ?Formally, it can be expressed as: f ib0 = 0 f ib1 = 1 f ibn = f ibn-1 + f ibn-2 Write a multithreaded program that generates the Fibonacci series using either the J...
The Fibonacci sequence is the series of numbers 0, 1, 1, 2, 3, 5, 8, ?Formally, it can be expressed as: f ib0 = 0 f ib1 = 1 f ibn = f ibn-1 + f ibn-2 Write a multithreaded program that generates the Fibonacci series using either the J...
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pthread_create returns errno 0
I'm trying to initialize a thread using pthread_create(), with all the default parameters, but I keep getting an error condition, with errno = 0. Now I looked in errno.h and there isn't any condition 0. Does anybody know what this means...
I'm trying to initialize a thread using pthread_create(), with all the default parameters, but I keep getting an error condition, with errno = 0. Now I looked in errno.h and there isn't any condition 0. Does anybody know what this means...
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Game Theory: 2D Side Scroller/Platform, Physics Question?
If I'm making a 2D game like Super Mario (either the original or Super Mario 3 (more akin to 3) ), obviously I need to load the sprites, animate the frames, scroll the background by some blitting or flipping method, collision detection, key...
If I'm making a 2D game like Super Mario (either the original or Super Mario 3 (more akin to 3) ), obviously I need to load the sprites, animate the frames, scroll the background by some blitting or flipping method, collision detection, key...
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Time conversion
I'm look for a library that will take in a given time (which will always be in GMT) and convert it to a user's local time. So basically, if a user is running the software in Chicago and is given the time 5PM (remember, this input will al...
I'm look for a library that will take in a given time (which will always be in GMT) and convert it to a user's local time. So basically, if a user is running the software in Chicago and is given the time 5PM (remember, this input will al...
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compiler installation
I am installing a compiler. The instructions are as follows. My question is. How do I Edit the PATH system variable to add the DJGPP bin subdirectory? What do I type in and where do I put it? Create a directory for DJGPP, say C:\DJGPP. Afte...
I am installing a compiler. The instructions are as follows. My question is. How do I Edit the PATH system variable to add the DJGPP bin subdirectory? What do I type in and where do I put it? Create a directory for DJGPP, say C:\DJGPP. Afte...
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How do I make a program in c that shows maclaurin series for e^x?
Functions must be used.
Functions must be used.
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Has anyone ever heard of the IKM C++ test?
(Formerly known as the TeckChek C++ test) If anyone has ever heard of this, what do you know about it? I've googled and it hasn't given me too much. Funny thing: a 31/40 seems to be a 98 percentile. Anyone that knows the test know if ...
(Formerly known as the TeckChek C++ test) If anyone has ever heard of this, what do you know about it? I've googled and it hasn't given me too much. Funny thing: a 31/40 seems to be a 98 percentile. Anyone that knows the test know if ...
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typecasting
char* ptr; ptr=(char*)0x22 why the hex address is typecasted?
char* ptr; ptr=(char*)0x22 why the hex address is typecasted?
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C# Arctan()?
Is there an arctan() function in C#? I need it for a programming assignment in a C# class.
Is there an arctan() function in C#? I need it for a programming assignment in a C# class.
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Linear-time DFS implementation
I am trying to find and implement a linear time algorithm to find the articulation points in an undirected and complete graph..I will create the depth-first-tree of the graph first but I cannot do it in linear time..I have the adjacency lis...
I am trying to find and implement a linear time algorithm to find the articulation points in an undirected and complete graph..I will create the depth-first-tree of the graph first but I cannot do it in linear time..I have the adjacency lis...
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when I declare a NULL pointer, is it pointing to address 0X00
hi Iam very new to C. If I declare a pointer like this int *iptr = NULL . Where does it point to ? IS it pointing to address location 0x00, since NULLin C is defined as 0.
hi Iam very new to C. If I declare a pointer like this int *iptr = NULL . Where does it point to ? IS it pointing to address location 0x00, since NULLin C is defined as 0.
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Cannot find unistd.h in visual studio
I don't understand why it can't. I downloaded it and put it in the header director and wrote in the code: #include "unistd.h" instead of #include <unistd.h> however neither work, I don't understand why, especially sinc...
I don't understand why it can't. I downloaded it and put it in the header director and wrote in the code: #include "unistd.h" instead of #include <unistd.h> however neither work, I don't understand why, especially sinc...
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Sieve of eratosthenes
i'm trying to make a program that finds the prime numbers going from 1-300. Can some tell me what i'm doing wrong? It just won't print out anything. #include <stdio.h> #include <math.h> #define intnum 300 main() { b...
i'm trying to make a program that finds the prime numbers going from 1-300. Can some tell me what i'm doing wrong? It just won't print out anything. #include <stdio.h> #include <math.h> #define intnum 300 main() { b...
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STL priority queue, no 'find' function??! fsck!!
is there a simple way to 'find' an element in an STL priority queue? all the documentation i am raeding says that priority queues only support a limited subset of container operations, and 'find' does not seem to be one of them!! i need t...
is there a simple way to 'find' an element in an STL priority queue? all the documentation i am raeding says that priority queues only support a limited subset of container operations, and 'find' does not seem to be one of them!! i need t...
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Complex C problems for debugging competition
Hi, we have planned to conduct C debugging competition in our campus with 4 to 5 questions to be solved in 30 minutes.I need some questions for 1.Debugging a program 2.completing a partial program 3.Writing programs to some concepts. T...
Hi, we have planned to conduct C debugging competition in our campus with 4 to 5 questions to be solved in 30 minutes.I need some questions for 1.Debugging a program 2.completing a partial program 3.Writing programs to some concepts. T...
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Open Cash Drawer????
I need some help, how to open a cash drawer in C++ Builder gotta send a code char 27,112,0,25,250. in Delphi i did like: procedure TForm2.PopDrawer; var f: TextFile; begin AssignFile(f, 'LPT1'); Rewrite(f); //Epson Writel...
I need some help, how to open a cash drawer in C++ Builder gotta send a code char 27,112,0,25,250. in Delphi i did like: procedure TForm2.PopDrawer; var f: TextFile; begin AssignFile(f, 'LPT1'); Rewrite(f); //Epson Writel...
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how can we move any letter from left to write using gotoxy in turbo C
how can we move any letter from left to write using gotoxy in turbo C if anybody know about it so reply me or mail me at furqanhaider2000@hotmail.com thanks a lot
how can we move any letter from left to write using gotoxy in turbo C if anybody know about it so reply me or mail me at furqanhaider2000@hotmail.com thanks a lot
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how can we make any letter from left to write using gotoxy
how can we make any letter from left to write using gotoxy if anybody know about it so reply me or mail me at furqanhaider2000@hotmail.com thanks a lot
how can we make any letter from left to write using gotoxy if anybody know about it so reply me or mail me at furqanhaider2000@hotmail.com thanks a lot
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SetFilePointerEx problem
Hi, I'm trying to use SetFilePointerEx on a Windows XP machine. On trying to compile, I get the error - warning C4013: 'SetFilePointerEx' undefined; assuming extern returning int Error executing cl.exe. I have included windows.h...
Hi, I'm trying to use SetFilePointerEx on a Windows XP machine. On trying to compile, I get the error - warning C4013: 'SetFilePointerEx' undefined; assuming extern returning int Error executing cl.exe. I have included windows.h...
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