19,876 Topics
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| | int i,j=4; i=j++*++j*j--; what is the result of i and how it is evaluated please help me. the result is 125 and i don't understand the evaluation part  |
| | what is difference between heep and stack memory give simple consept.  |
 | I tried to enter the following code and the compiler says "[Error] expected ')' before string constant" char string[6]; strcpy(string,"HELLO\0"); can somebody please help me |
 | So I'm trying to write a program that will read a program that will be reading characters/strings in regular text and will output the information in hexadecimal format. An example of such is this "UNAME" = "55 4E 41 4D 45 28 31 29" in hexadecimal format. I just don't … |
 | we have both malloc() and calloc(),both work as same then why they introduced two differen functions?please |
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 | suppose there are two strings str1 and str2. suppose i filled str1 with some characters.Now what i want to do is copying string str2 at some specified location in str1. How can i do it? |
| | This assignment asks to add some code from to a previous assignment I had. I have been confused about this overload operators alot and im confused on how to do it in my code any help with this will be good A) overload the >> operator to allow for reading …  |
 | need a program to perform polynomial division with linked lists or arrays. i already tried multiplication,subtraction and addition but stucked in division can anyone help me out on this. |
| | **what can i do with this errors?please help me! thanks** >#ifndef WS2811_h >#define WS2811_h >#include <avr/io.h> >#include <util/delay.h> >#include <WS2811.h> **Error 1 unterminated #ifndef** >typedef struct __attribute__ ((__packed__)) { > uint8_t r; > uint8_t g; > uint8_t b; >} RGB_t; **Error 2 expected ':', ',', ';', '}' or '__attribute__' before … |
 | Just a quick question, and I should know the answer, but can't remember it. You use Ctrl-K B Ctrl-K K to block text for moving, copying, etc. How do you get rid of the highlighting when you are done?  |
 | Hello, could anyone here please review this code: > the deleteEntry () function are not well working. I dunno how to solve this. #include <stdlib.h> #include <stdio.h> #include <string.h> struct Node { char firstName [15]; char lastName [15]; char Number [15]; char searchName [15]; struct Node *next; } ; struct … |
| | This only appears to move one character even though it does a lot of thrashing around when I step through it. It looks like it's only executing the loops once, but the topmost character in the array is corect. It just like the others aren't moved at all. #include <string.h> … |
| | Hello I am working on Parallelization of Fractal Image Compression. I have used prof. Yuval Fisher's enc.c and dec.c fractal image compressor / decompressor. The code is working fine but my question is: How to view the RAW images lenna.dat(input image) and lenna.out(decoded image) on Windows/Sun/LINUX machine. I think there … |
| | dear friends, I am a beginner in c programming and I have learned the c++, java as well, In C I have been asked for a question about how to convert lower case string like any name into uppercase, and i have read a program for it by pointers and … |
| | Can I please have a good detailed explanation on the differences between malloc and calloc? I always have trouble understanding that. |
 | I need help in reading numbers using scanf functions. A range of numbers have to be scanned.No array should be used.No limiting condition for reading is given.What shall i do.? |
| | void main() { int i=2; clrscr(); printf("%d %d %d %d %d",i++,i--,--i,++i,i) ; getch(); } |
| | 1. This assignment asks to add some code from to a previous assignment I had. I have been confused about this overload operators alot and im confused on how to do it in my code any help with this will be good A) overload the >> operator to allow for …  |
| | Hi guys ! I'm using linux OS, and i have gcc compiler in it defaultly. But i can't compile advanced programs which include "windows.h" in it. Can you please provide free download's link for such compiler? |
 | **WHY StrCpy - dosen't work normally :( ? Where is mistakes?** #include"string.c" int main() { printf("Hello World!\n"); char *text = "GOOOD TEXT ALL TIME VERY POOR "; int temp = strlen(text); char *copy_text; printf("size text: %d\n", temp); StrCpy( copy_text, text ); printf("TEXT: %s\n COPY_TEXT %s", text, copy_text ); return 0; … |
| | This is what I have to code. Input an array of numbers(any numbers that user inputs from standard input, aka keyboard), remove numbers from array that are not 0 and 1. Thay array should now be bitwise moved with << or >> (again user choses the number of spaces moved … |
| | I have been trying to fix this since two eeks and I have no clue what I am doing wrong. I have gotten the program to work so that it can tell if a number is prime or not, but the problem I am having is showing at the end …  |
| | #include<stdio.h> int main() { int pcheck=1,i; int k=1000 for(i=2;i<k;i++) { if((k%i)== 0) { pcheck=0; break; } } if(pcheck) { printf("%d is a prime .\n",k); } else { printf("%d is not a prime.\n",k); } return 0; } this code works to check any number i that write in k but when … |
| | Hello everybody, I was asked by an interviewer the following question. but I was not able to answer. Please get back to me if you know the answer. thank you in advance. Que: What is the exact difference between the "for" loop and "while" loop in C language ? |
| | Hello everyone, Can someone please tell me to how to connect MS-Access database using C. Are there any drivers or libraries that I would have to download? Please specify in detail. Regards, Rubeea |
| | Would you please help me in writing a c code to read data from a file and perform 1)numeric sort, 2)alphabetical sort. the file may contain data of any kind.Like it may contain only numbers,only names or a database of employees of a company.(which contains their employee id,name,designation and salary,....in …  |
| | I am developing a client server application in C#. I am sending from my server to client an object of `Student` type which I serialize on the server side and deserialize on client side. The serialization and deserialization are as follows : // server side serialization. Student s1 = new … |
| | I'm having a problem with my linked list. I want to add to the beginning of the list and delete from the beginning of the list. I get an AccessViolation which is coming from where I print out the list. I also don't think it's adding elements to the linked … |
| | I've attached below my codes. I'm stumped. The funny thing is, I think I can make this work with a vector instead of the arrayListType class. I cannot figure out how to load the objects into the array. I create an arrayListType object of type extPersonType, call it addressBookType, and …  |
| | Here is my code that is doing the printing that gets messed up. The output is fine when you display it to your screen (terminal). Unfortunately when you redirect it to a text file it gets messed up. It displays the null characters (^@) and Enquiry characters (^E). I have …  |
| | I write the program in maximized screen. But my output screen is so big that I cannot see the output. The lines in which output is shown are out of the screen. When I exit TurboC, then only I can see the output as the screen is in restore down … |
 | Hey all ,,,, basicly i come from a vb language to c# and i'm using couple of varables and constant that i'm using upon all my project so is there any way that i can set like a public variable that i can use every time i need or even … |
| | hey all again i have a little issue it may be a little stupid but i'm not able to figure it out what i'm trying to do is to make a counter ,, i'm trying to get a number from database and increment 1 to it and adding it one … |
 | How to write a program in C++ which creates a file “grade.txt” and stores student’s grade and name. |
| | So I am working on a simple assignment for my C class that reads a formatted file and prints information about the file based on the format. The file format looks like this: #Domain Alexa Rank Site Name #------------ ----- ------- --------- amazon.com 13 1177136 Amazon.com google.com 1 4533883 Google … |
| | this program is working fine.. As i was moving the object with the help of ASCII values. But i want to move the object towards right as per my input (through keyboard,right arrow). But it is moving with the same x and y axis.. |
| |  i am reading "pointers in c by naveen toppo" .According to him program crashes when it encounter int y=*ptr; i dont understand why it should crash?i think its correct. *ptr gives int value. please refer attachement. |
 | I've been assigned in my class to do this exact same problem: <snip> I'm wondering on how to get started. Any help would be appreciated. I know how to use the functions for c-strings, but I'm not sure if I should place all the contents of the paragraph into one … |
| | Hi, I do not think this is a problem as such but an interesting behaviour to watch. I have little piece of C (to do with trying later Unicode, Polish characters and text files). I was trying to find a position of a Polish character in the alphabet string. Had … |
| | how to do this in C: if got: myheader.h: #define sz 5 in program if option = 2, sz for marray change to 10. extern unsigned char marray[arrsz]; also, in C file, locations[] be the first one if option = 1 or be locations[] be the second one if the … |
| | Hi guys , I would you to help me to solve this problem First , user need to input 10 numbers Ex : 85 11 36 174 112 24 73 52 183 149 Next , user need to input the initial number . This initial number will determine whether the …  |
| | Is there a good way to slow down program output? usleep and nanosleep don't slow it down enough, delay doesn't work, and sleep keeps freezing my program. I am using Linux since I think this makes a difference in what I have to use. |
| | i need to Design and write a program to count the number of occurrences of each of the characters ‘A’ to ‘Z’, ‘a’ to ‘z’ and ‘0’ to ‘9 entered through stdin. i was thinking of defining a struc for char lower char upper and int digit but then how … |
 | Actually, I am working on a project. I want to extract all the reviews from a website which has reviews related to movies, for example. I want to make an automated system which can extract the content of the website and save it to a file. That will be my …  |
| | can anyone help me in making a c program for displaying the grades(A(>60),B(45>b<60),C(30>c<45),F(fail)) of students in the form of histograms and for each grade calculation and histogram we need to use pthreads!!! so that it satisfies parallel processing!! |
 | I'm trying to find a way where the database name and the server name can be dynamic. I'm developing an application which uses C# and crystal reports. Both application and the reports use the same database which is setup on a separate database server. This application now needs to be … |
| | I am using fgets to read lines of a file. I am then using if statements based on the location of the new line character to decide which sscanf to use. I have been getting a lot of windows files which usually use carriage returns. Most of the timeit "seems" …  |
| | I can't work around these errors. Can someone help me out? Error 2 error C4430: missing type specifier - int assumed. Note: C++ does not support default-int Error 3 error C2238: unexpected token(s) preceding ';' Error 1 error C2143: syntax error : missing ';' before '<' Code: #pragma once #ifndef … |
| | what is the usage of getch() function? how to creat recovery softwear? |
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