8,298 Topics
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| | Hi, I have such simple structure in unmanaged C++: struct Cam { char ip[16]; char login[16]; char pass[16]; char name[16]; }; and C# marshalled structure: [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi, Pack = 1)] public struct Cam { [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)] public string ip; [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 16)] public string login; … |
| | HiHi seems like i have so many queries for programming.. EG. textbox use to set the password how can i make a program so that i can set MINIMUM character to be inserted in textbox is 7 then i can save the data if not validate[ insert password with at … |
| | Hi, I have a requirement where I need to generate the combinations of string based on some rules. For Eg: I have a string like: [x | y] z [A] Possible combinations are, z,ZA,xz,xyz,xzA,yzA The rules are, 1.[],| are symbols. 2.Any text inside [] is optional eg: [x] 3.| means …  |
| | Create a class named Book that includes auto-implemented properties for the International Standard Book Number (ISBN), title, author, and price. (An ISBN is a unique number assigned to each published book.) Create a child class named TextBook that includes a grade level and a CoffeeTableBook child class that contains no …  |
 | I am new to programming and picked up the following book by microsoft. I am taking Computer Science in college and would love to know if this is the correct step. I am very interested in how computer language works and wantto get into this a lot more. I've read … |
| | I am working from the sample project here: http://www.codeproject.com/Articles/8086/Extending-the-save-file-dialog-class-in-NET I have hidden the address/location bar at the top and made other modifications but I can't for the life of me manage to disable the button that lets you go up to the parent folder. Ist is in the ToolbarWindow32 class … |
 | Here is a sample code snippet of logging in a user against a user table in an MSSQL database with password encryption. Scott Knake  |
 | Question : In Bouboun University's Information Systems 3 arrays are used to store student details, 1. Stud_Names (array of strings) holds the name of 100 Students 2. Stud_Map (array of strings) hold the ids of the 100 students (whose details are stored in Stud_Name) 3. Stud_Marks_Mod1 (array of floats) holds … |
 | So i have a code for a menu and i am facing some problem.. code:- do { ch = getch(); switch(ch) { case 'W': case 'w': system("CLS"); cout<<" MOD v1.0\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"; cout << " --> PLAY\n\n"; cout<<" HELP\n\n"; cout<<" EXIT\n\n"; break; case 'E': case 'e': system("CLS"); cout<<" MOD v1.0\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n"; cout << …  |
 | C Program - to accept 'n' strings from user and store it in a char array I am currently using Turbo C++ Version 3.0 (one with blue screen) Can any one help with the C Code of the subject ?  |
| | I need to find out how to cut text and insert text into a textfile.....I know about StreamReader and StreamWriter but i dont think any of these will do unless theres some method in the class that I dont know about. I want to be able for example read from …  |
| | I'm trying to write a program than can take two audio files (e.g. WAV) as inputs, compare them, and spit out a number that tells you how similar the audio files are. If someone has done something like this, know how to go about doing it, or just have some … |
| | hey guys, so i get the "c incompatible types in assignment" error in the malloc line. would someone please explain where i went wrong? Thank you in advance. #include <stdio.h> #include <stdlib.h> struct the_struct { char FirstName[20]; char LastName[32]; int Score[20]; }; int main () { int i,n; struct the_struct … |
| | Don’t know if this is ever been done before, or even if it is a good way to do it. I’ll just await your comments if any. What I mostly found on the web is that if you want to define a polynomial you need to have an array containing … |
| | Hi, I am currently working on a UNO Game using C++ and I am facing some troubles. I need to use Vectors and Pointers (for the main bulk for this assignment). I am wondering if anyone could kindly help me because the deadline is on Wednesday and I feel very … |
| | Hi, Dear Friends i have complete my C# project and its working greate, Now i want to make a Setup / Installation file of my Completed C# project, so i can install it on any Machine and use it, just like a softwares we download and install them on our … |
 | I have in a MySQL database with the column type being DateTime the following time: Timestamp: 9:34:09 9:34:23 9:34:45 9:34:50 9:35:09 9:36:17 But a DataGridView in C# only shows me 9:34 9:34 9:34 9:34 9:35 9:36 Why? |
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| | Could someone please sum up all the information or give me a link to a website why C++ is used for system programming. Ok, am realy on deadline for finishing my last highschool paper and I know this sounds like a homework question but I look it up on web …  |
| | My Name is Leonard E. Norwood Jr. I'm Undergraduate student from Norfolk State University in Norfolk Virginia. Getting down to the point, my program is supposed to print out a list of pre-set numbers in reversal. I used pointers for this, however, something went wrong so I'm trying my best … |
| | C# Interview tomorrow Hello fellow programmers. I know this doesn't have anything to do with code but I really need some advice. I have a .NET(C#) interview tomorrow for a junior vacancy. The problem I have is that all my experience is based on PHP. I have a good understanding …  |
| | IplImage *in; CvMemStorage *storage = cvCreateMemStorage (20506); CvSeq *contours=NULL; CvPoint *PointArray=NULL; for() { //image processing and feature extraction code here cvClearMemStorage (storage); //clear memory area free (PointArray); cvReleaseImage (&in); } At the end of each iteration i ma releasing memory but still i get memory shortage error after # processing …  |
| | Does anyone know of a compiler that translates a C++ code to MIPS Assembly Language  |
| | It is possible to use any number of characters '/' as a delimiter in path instead of one traditional '/'. For example, strings //usr///local//nginx/sbin// and /usr/local/nginx///sbi n are equivalent. The character '/' (or some sequence of such characters) at the end of the path is required only in case of … |
| | Hi I want to display the html content of the web pages(url address) in a c# window applications, but it is possible to get the dynamic content of a web pages also. If yes please query your comment. |
| | i am not able to connect to the sql server on my system. SqlConnection^ connection=gcnew SqlConnection(); connection->ConnectionString ="Data Source=blueboy\sqlexpress;Initial Catalog=DCV_DB;Integrated Security=SSPI;Pooling=False"; i got the string from database properties.(i have attached the same in this post) sql service is running. tcp ports are enables too. |
| | Hello, So I basically created SQL Server Database and I got it working with displaying my images and drop downlist and everything, however, I want to make it to display an image only if a continent is selected. So if I select Europe, I would like to receive a picture … |
| | I have a placeholder control where i have added the files from my folder. I have also binded a check box with each file How i can download the files if checkbox is clicked. string strDir = Request.QueryString["d"] == null ? FileBrowerProperty.IntialPath : Request.QueryString["d"]; //read the directory DirectoryInfo DirInfo = … |
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 | Write a complete C++ program that reads the attached file (values.txt) to find and print the following: a. The average value of the numbers in the file. b. The maximum and minimum value c. The count of negative and positive values (ignore zero) #include <iostream> #include <cstdlib> using namespace std; … |
| | I got a small program here, I am just trying to return a string value from a function through a reference parameter but I keep getting an error. Any help or tips will be appreciated #include<iostream> using namespace std; int timesTen(int, string&); int main() { int number = 6, product; … |
| | gimme the error plz it says undefined symbol _main in module c0.asm #include<iostream.h> class largest { private : int num1,num2,num3,big; public : void enter(int a,int b,int c); void max(void); void display(void); }; void largest::enter(int a,int b,int c) { cout<<"Enter numbers n"; a=num1; b=num2; c=num3; cin>>a>>b>>c; } void largest::max(void) { big=num1; … |
| | 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 …  |
| | **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 … |
| | 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 … |
 | Hello! I am working on updation of an old asp classic website. I have experience in Asp.net but dont know much about asp classic. I want to show my query results in xml format. I am getting data in my record set but unable to convert it into xml and …  |
| | 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 will be showing how to pass data between two forms in C#. I will be using two forms, two classes which we will define, a delegate, an event, and an event handler. It is a bit long because I wanted to make it easy to follow. If you want … |
| | 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'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 …  |
 | Good Evening. :). I just want to ask who knows any COMPLEX DATA TYPES IN C#. I badly need it tomorrow morning. I can hardly search and find the exact codes for it. Please help me. PLEASE... THANK YOU VERY MUCH. :D |
 | 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 … |
 | I developed a desktop application using C#, i used crystal reports for the purpose of diffrent reports. Crystal reports working well when i run through visual studio 2010. But after making its msi file all the features working well except the crystal reports. Niether application showing me any error nor … |
 | Why isn't the Microsoft built in class Random class an type static class as the Math. class is. Why didn't they make this class static? |
| | I want allow only to enter numeric values in a textbox in C#. Can someone assist me on this. would be a great help. |
| | 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. |
 | 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 … |
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