19,876 Topics
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 | I am sitting in front of a brandnew 27 inch Apple Macintosh running on OS X Yosemite, trying to compile a timed insertion sort from my Windows days. The Xcode app is a sweatheart, but there are some Windows things in the code that cause a problem. This line ... … |
 | Okay, so I have a program that lets a user input information about dvds...it's a dvd library basically. I'm having a bit of trouble with nice output. I have data members for part of the info and vectors for the others. The output should show a movie title,length, year, actor/actresses, …  |
| | I am writing a program that reads a fiel and displays the contents in hex values. The problem is that there are some very strange characters in my output. Code: #include <stdio.h> #include <stdlib.h> #include <string.h> #define MAX_BUFFER_LEN 512 typedef enum cbool { ctrue = 1, cfalse = 0 } …  |
| | I tried writing an clock applicantion but it did not work, the number is static, how to make it change. And how to remove minimal, maximal button and icon of windows, for the icon I tried: wcex.hIcon = NULL; wcex.hIconSm = NULL; But it showed a default icon Thanks for … |
| | Okay, so I'm still stumped on an output problem. The problem is, I have list items and one of those column objects has more than one item(the other columns don't for each particular item) Some reason, when I add another object to the console for printing it ends up like: … |
| | Hey guys, I have some code set up to iterate through a nested map. It current works as expected, iterating through all values in the first key, and then the second key. My question is, is there any way to display one value from each key? For example, if key …  |
| | Hi all, I have implemented a sort of circular buffer in C for embedded system the code is something like this #define BUFFER_LENGTH 25 UINT8_T array[BUFFER_LENGTH]; UINT8_T increment_interrupt; void interrupt(void) { increment_interrupt++; array[increment_interrupt] = data; if(increment_interrupt == 25) increment_interrupt = 0; } UINT8_T g_old_Index_u8=0; UINT8_T g_new_Index_u8=0; void main() { g_old_Index_u8 …  |
| | Hi everyone, I am working on a C++ Pig Latin program for school which translates English sentences into Pig Latin. Here are the guidelines to it: You are to write a program that translates English to Pig Latin. In case you have forgotten, the way you translate English to Pig …  |
| | Hi. I need help with the following C program: How to print first member of sequence so that condition `|a(n)-a(n-1)|<EPS` is true, where *EPS* is a random input precision (double value). Sequence *a(n)* is given by: `a(n)=(1-1/2!)(1+1/3!)...(1+(1/(n+1)!))` I tried to cancel factorial in the expression `a(n)-a(n-1)=((-1)^n(n+2))/(n+1)!`, but I don't know … |
| | *How can one make a program autorun(that is make it begin on the start of the computer like a password program) *What is the best way to start learning windows programming(graphical user interface)  |
 | hey guys please tell me how to add two form in vc++ 2010 , i made a calculator in window form and i want to add one more form with a button click  |
| | Good day people. They say the only way you can be a good programmer is if you learn it the hard way, by coding a lot and working on the analytical skills. I believe that all of us in this community have faced some problems in c++ and then were … |
| | Hi Guys, I am trying to create array of 9 strings dynamically in below code snippet but while accessing elements i am getting all the elements null instead of accessing actual element of array.Please suggest. #include<stdlib.h> #include <stdio.h> #include <string.h> int main() { char **arrayofstr; char str[250]={0,}; int i; for … |
 | #include <iostream> #include <string> #include <stdlib.h> #include <cstring> using namespace std; class Fraction { private: int num, den; // numerator & demoninator public: Fraction() { set(0, 1); } Fraction(int n, int d) { set(n, d); } void set(int n, int d) { num = n; den = d; normalize(); } … |
| | Hello folks, I am having difficulties in an exercise about parallel programming using mpi and socket in C language.Below is the exercise.I would appreciate any help or suggestions Thanks Exercise 5.3: In one of the local network nodes there is a file named FILE = "..." Develop a program using …  |
 | ok, I just want to note, I understand the basic methods of a struct, but I'd like to understand deeper... how exactly does a struct work on the CPU?? (where and how does it store the code template, how is it called, and what is it stored as) I'm trying … |
| | I have the code to show tower of hanoi graphically. It is very hard coded,can anyone help me to remove hard coded sotuation. #include <gtk/gtk.h> #include <stdlib.h> int diskisin [5], posinpeg [5], diskcount [3], width = 655, height = 430, delay = 100000, ysize = 20, kbhit, n; double cl … |
| | Hello, day's greet!! I was trying to pass a 3D array. But the following code generate error. Please tell me where am I wrong and why. Thanks a lot !!!! #include<stdio.h> void print_all(int [][][],int,int,int); int main() { int degree=3, row=2, col=3; int arr[3][2][3] = { {1,2,3, 4,5,6 }, {7,8,9, 10,11,12 … |
| | hello there, i need a code that takes the values of the array from the user, and see if it is in increasing or decreasing order or non of them. thanks |
| | I am trying to store a value from a selected row from one table into another. My code is as follows. string CustomerID = textBox1.Text; SqlConnection con1 = new SqlConnection(ConfigurationManager.ConnectionStrings["ConString"].ConnectionString); con1.Open(); SqlCommand myCommand = new SqlCommand("Select CustomerID, Name from TableCustomer WHERE (CustomerID like '" + CustomerID+ "')", con1); SqlDataReader rdr … |
| | Hello there, I am having a problem with small application. I have used gdb and following error appeared: strlen() segmentation fault. Could anyone help me to find out solution? int main(int argc, char* argv[]){ char* name = malloc(strlen(argv[1])); name = strcpy(name, argv[1]); printf("%s \n", name); return EXIT_SUCCESS; } |
| | hai can you please give me in detail how to write a c program for a sensors |
| | I wrote this program that get words from user and if it was entered already it will print you loose but when I the first code crashs but the second code works! why the first code is crashs? #include <stdio.h> #include <string.h> int getword(char *word); int find(char * words[], int … |
| | Hi, I have this doubt i have read that "We must declare c to be a type big enough to hold any value that getchar returns We can't use char since c must be big enough to hold EOF in addition to any possible char. Therefore we use int." it … |
| | I have just started with c programming in school and need alot of help from you guys. For i have alot of questions. |
| | Write a computer program in the C language that reads two binary numbers from the standard input (keyboard) and outputs their sum, difference, and product (in binary format) to the standard output (monitor). |
| | # we get month for (month=days/30;) years for ( years=month/12;) but we also get days for(( days=days%30, why it happend explain ??)) # |
| | Hey everyone, i've got myself stuck on a problem of determining a winner. While doing a battle if a player runs out of cards it will use the last card(card that started the battle). I cant seem to get all the bugs out of it; and i think im overlooking … |
| | Authors of PVS-Studio static code analyzers offer programmers to test their sight and to try finding errors in C/C++ code fragments: https://software.intel.com/en-us/blogs/2015/04/24/lets-play-a-game-find-bugs-in-popular-open-source-projects  |
| | basicly my project is making a shopping list which allow the user to: - type 1 to add a new shopping list - type 2 to add an item on existing shopping list - type 3 to check certain items in a certain list as bought - type 4 to … |
| | Hello everyone, I need a little help from you guys. I need to find the position of some strings , these strings store in a file named "queryfile" , from an other file named "datafile". However, my programe just work on a single "word" , can't find the position of … |
 | Hello there,i have given the task to make the atm machine using the c program.. my question is, why i got some error..I cant recognize such of that error... [CODE]/*intro*/ #include<stdio.h> #include<conio.h> #include<time.h> int main() { printf("\n --UNIVERSITI TEKNOLOGI MALAYSIA--\n"); printf("\n FACULTY OF ELECTRICAL ENGINEERING\n"); printf("\n 1 SKEL 9\n"); printf("********************************************************************************"); … |
 | Hey is there anybody who works with SDCC to make projects for 8051 microcontroller series on Macbook. If yes then can you please post the working make file, specially the part which loads the program in the device. I am confused what to write specifically with the program tag in … |
| | Amazon is famous e-commerce company and one of the biggest Internet based retailer. Amazon is also a great river in South America, largest river by discharge of water in the world. You are provided two text files completely taken from Wikipedia, one file is the description of Amazon the company … |
| | *I wrote these problems last night (except 19th problem), and code them at the morning, so, hope you all enjoy coding. This is ordiginal post of these 20 problems. Any question about the clarity of problems please post on below or contact me via pm, and your solutions too.* *If … |
| | Please explain when this error occurs.. duplicate symbol _Firstdata in: list.o main.o ld: 1 duplicate symbol for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation) |
| | i need a c++ code which explain insertion and deletion of nodes from any position |
| | ``***Help*** me to add more code using c/c++ given bellow program that means (( you can input a password and the output checking the password is valid or not and also the password is hard or weak)) the program,s output show....the given password is too strong or strong or weak … |
| | I am having problem to implement maxOccurs in my XML Schema: error I am getting is Repeating sequence type at line 17 has more than one child My Schema: xs:simpleType name="nameType"> <xs:restriction base="string"> <xs:minLength value="1" /> <xs:maxLength value="20" /> </xs:restriction> </xs:simpleType> <xs:element name="information"> <xs:complexType> <xs:sequence> <xs:element name="personal" maxOccurs="10"> <xs:complexType> <xs:sequence> … |
| | Find Degree for each Node of given graph by Pthread library. The size of graph can be very large, so you need to parallelize program to multiple threads. Number of threads to use should be given from command line. INPUT(graph.txt): first line contains N, number of cities. Next N lines …  |
| | Hey all, This is my first time posting on GoExpert, so I'm excited to see what the community here has to offer! Anyway, I am currently working on creating a compiler (using Flex and Bison) in C for a subset of the Pascal programming language in my Compilers course... and … |
| | Everything is working fine in my program with no compliling errors. However, when I go to list the data, it writes it twice. I can't figure out what is wrong in my code. #include <stdio.h> #include <string.h> struct inventory { int number; char toolName[15]; int quantity; double price; }; int … |
| | Hi, in my project i need to update the attn_dateTimeOut in database.After i updated it will automatic delete the specific row record that had been updated. I had two question: 1) in my database there are a few table is assign not null."attn_dateTimeOut" is a table that haven insert any … |
| | Hi I am confused on how to implement the bucket sort for strings. If i want an array of strings does that mean i have to use a 2d array? |
| | can you pls help me for this , " write a program that will accept 3 row and 1 column integer number compare the value of x,y,z. |
| | How to access each element of array of words? For example, if I want to find number of vowels in every word of an array. #include<stdio.h> #include<stdlib.h> int main() { int i,n; char **array; do { printf("n=");scanf("%d",&n); } while(n<1); array=(char **)malloc(n * sizeof(char *)); Thanks for replies. |
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| | Dear programmers, I want to implement English language feature in the following application http://www.codeproject.com/Articles/714651/Desktop-Sharing-using-RDP-APIs-and-Socket . I followed this http://stackoverflow.com/questions/12929934/same-resource-identifier-in-different-language-sections-in-an-rc-file-why-is-it post and https://msdn.microsoft.com/en-us/goglobal/bb688160.aspx Now my peer.rc file code is // // Peer.RC2 - Microsoft Visual C++ 不会直接编辑的资源 // #ifdef string ID IDS_ENUMSTRTEST #error Microsoft Visual C++ #endif //APSTUDIO_INVOKED ///////////////////////////////////////////////////////////////////////////// // 在此处添加手动编辑的资源... … |
 | Good night dani people. I'm current developing a project that needs an web API to list all directories and files, and also provide a method to search by name. I already got it working with Sytem.IO.DirectoryInfo at real time. //Folders foreach (DirectoryInfo info in _dirInfo.GetDirectories()) { } //and files IEnumerable<FileInfo> … |
| | I have a GUI which I have compiled it with Cygwin and it talks to an electricity meter using Chinese protocol DLT/645. However, in some other parts it seems that IEC1107 is used to communicate. The thing is I would like to know how I can used the current GUI … |
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