49,766 Topics
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| | alright, so I recently obtained a reference implementation of MD5. I benchmarked it, and it ran about 30% faster than OpenSSL's MD5. The function call is as such: [CODE]fast_MD5(unsigned char *pData, int len, unsigned char *pDigest);[/CODE] it worked great for a simple MD5 hash cracker, but I had trouble tweaking … |
| | Hello,, I'v had some problem,,, when i read a file,using visual C++ 2005. example: a.txt 111,222,333, 444,555,666 with this code : StreamReader^ din = File::OpenText(fileName); String^ str; int count = 0; while ((str = din->ReadLine()) != nullptr) { count++; Console::WriteLine("line {0}: {1}", count, str ); } How can I, convert … |
 | Hey guys! I'm requesting constructive criticism on the code that I've written so that I might get a better idea of how to strengthen my code while keeping it short and sweet, or even just pointing out unnecessary things or things that I should have added. My assignment was: [quote]Write …  |
| | hello all, i'm a biology student currently taking programming in uni, and i have a homework question to solve. i have to write a programme to create and print a one-month calendar which can be used as month and year calendars as well. the programme should be able to; 1. …  |
 | Hey, I download DarkGDK for Visual C++ 2008 Express (also downloading the correct version of the Direct X SDK). I just saved the SDK in some random directory, so when I try to execute the test code, i get an error telling me d3dx9.h can't be found. So, where do … |
| | Well I am writing a program for Windows Mobile phone, I need to read text files in the program, the character sets (charset) of the files I am going to read are unknown, here I need to convert whatever text(Actually I probably only need to handle UTF-8, UTF-16 BE, GBK, … |
| | Hi, I wonder if you could recommend a book that talks about methods for optimization (error function minimization) in conjunction with C++? In particular I am interested in methods for numerically minimizing a multi variable error function, e.g. f(x,y,z, ...). My applications are such that I know that gradient methods …  |
| | Hey all, I am trying to check if a .exe file is open, if it is open bring it to foreground, if it is not open open .exe file and bring to foreground. The code I have written doesnt seem to recognise if the program is open or not as … |
| | Ei guys... I'm about to make a project involving the use of a LAN cable/port and c++ I would like to use c++ to to send bit (Binary Output) outputs through a LAN cable. just like what we do with c++ and parallel ports, but this time I'll be using … |
| | I am playing with function hooking so I wrote simple program that calls DisplayMessage Function which prints out Hello.. [CODE] void DisplayMessage() { cout << "Hello"; } [/CODE] After this one i found the DisplayMessage offset its (0x00131000) now my target is write a dll to change DisplayMessage function to …  |
| | I am writing a small app which uses CreateFile to get handles to the volumes present on a system. The access mode specified is GENERIC_ALL and the share mode is FILE_SHARE_WRITE. The call to CreateFile is successful for all volumes barring the system volume. I googled a lot but there …  |
| | i m developing a movie rental shop project where i have a class as name as Movie. in public there are sum functions like add movie,view movie list etc. the problem is that i don,t know what would b in private access. in movie i have the tital of movie, …  |
| | hi folks, I am getting the below error , I changed strcpy to strcpy_s but no result. I checked for the data types of arguments passed , they are same. No difference. I am using visual studio2005 .Net frame work. What may be possible solution? please help... if (n>0) { …  |
| | Shouldn't this code work? (select()) Well, this is basically a proxy. It takes things from a program that is running on port 15777 and the puts it out to host on port 15776, but sence I added the select() witch is needed. It hasn't been working right. Any help? [code] … |
| | Show for session: 1. 2pm- 4pm 2. 8pm- 10pm 1 -------------------------------------------------------------------------------------------------- Enter number of adult customers 2 Enter number of child customers 1 The receipt for the purchase is: Adult 2 20.00 Children 1 5.00 TOTAL 25.00 Press Y to continue Y --------------------------------------------------------------------------------------------------- Enter number of adult customers 2 Enter … |
| | Hi, How to remove OK and Cancel button of propertysheet? And also how to remove tiltle bar of propertysheet just showing the tabs of property pages? |
| | hi,,, i am getting memory leaks in my application when i use winhttp functions like WinHttpGetIEProxyConfigForCurrentUser(),WinHttpOpen(),,,,and many others,,,,,how to deal with it??? |
 | Hi Please excuse my ignorance though could somebody tell me whats the difference between running an EXE file program and actually installing a program. I'm basically asking why some programs can be used standalone and others have to be installed first before they can be used? Thanks Danny2000 |
| | i'm a bachelor student doinmg b.e in computer and as my project i've decided to make an banking application using wx widget and i'm really frustrated tring to figure it out .Being new to it i need some help  |
| | Hi All, I'm working on a GUI project that involves continuously reading data (which is a waveform - like a simple sinusoid) from a file (which gets periodically updated), and displaying it as a pixel-based image. I was able to follow some tutorials online and install Allegro and successfully plot … |
| | Currently I have an application (A.exe) which determines when things need to be done, when such a time arises it launches another application (B.exe) with the appropriate parameters to do the actual work required, some of which could be administrative work (installing MSI, editing registry, etc...). This all works perfectly … |
| | The question is to write a program that dynamically allocates an array large enough to hold a user defined number of test scores. Once all the scores are entered the array should be passed to a function that sorts them in ascending order. Another function should be called that calculates … |
| | Hi,i am having problems passing arguments to a boost thread.I have tried using the boost::bind,it works without argument but when i try to pass arguments,it doesn't work.Here are my codes: [CODE=C++] class Parser { void Start(int a) { ... } void makeThread(int id) { boost::thread pThread(boost::bind(&Parser::Start,id)); //Problem here boost::thread::yield(); pThread.join(); … |
| | Hello, I would like to know how to create a symlink in Windows, Linux is easy, just use [icode]symlink()[/icode], but Windows is complicated! Someone has managed this before? |
| | Hey, i was trying to make a multiplication word problem type thing and when hit debug it always says what my title is. Here's my code. [code] #include <iostream> void main(); { // Declare Variables!!! char name[15]; short quantity; float amount; float totalSale; cout << "Enter Customer's Name: "; cin.getline(name,15); … |
 | Hello everyone, I'm trying to write a recursive function that receives a string and checks whether all characters are capital or not, if not changes them into capital. Here is the code I wrote: [CODE]#include <iostream> 2 using namespace std; 3 4 void toUpperString(char *p); 5 6 int main() 7 … |
| | Hello please help me [code] class X { protected: int x,y; color cl; X-type type; char a; }; ----------------------------- X* arr[10][10]; int main() { ... } [/code] ------------------------------ i want define a constructor to this class that declare for x, y like: arr[2][1]->x=2; and arr[2][1]->y = 1; that declare any … |
| | How do I 'restore' my output (stdout) back to the terminal after redirecting it to a file. I want to be able to output to a file for a specific section of code, then close that file and put output back to the screen/terminal. [code=c++] fprintf(stdout, "This will go to … |
| | The program lets the user be the customer, banker, or supervisor, and all of their privileges involve structs. I made an array of 100 structs for 100 potential customers, and I need to do something similar for banking. I'm trying to put customer and banker's info detailed in that struct … |
| | [code] #include<iostream.h> void ascending(int,int); int main() { int array_size=10; int numbers[]={3,54,23,0,677,45,77,342,4,10}; cout<<"The numbers are: "<<endl; for(int i=0;i<10;i++) { cout<<numbers[i]; } cout<<"the ascending form is: "<<endl; ascending( numbers[], array_size); return 0; } void ascending(int numbers[], int array_size) { int i, j, index; for (i=1; i < array_size; i++) { index = … |
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