49,767 Topics
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| | Ok so I have a game setup that allows the 8 to move around inside a small room. It works fine except that every keypress lags one "frame" behind. So whenever a key is pressed it does the last keypress that was given. How do I make it react immediately …  |
| | When we define an array, we have to declare its size before the program can be compiled. How can we specify it's size, say, by inputting a value from the user. I know a way with pointers; any other way? |
| | How to make a fibonacci pragram..can u help me.? high = 1 ; low = 0 ------------------------ high = 1 ; low = 1 high = 2 ; low = 1 high = 3 ; low = 2 high = 5 ; low = 3 high = 8 ; low … |
| | I am creating a program which includes converting numerical grades to letter grades but I'm stuck where I have to put a counter that counts number of letters. For example if 90-100=A and 90, 96, 87, 96 are entered, to count and display something like Number of As= 4 or …  |
| | How would you create a certain amount of objects based on user input? Like I have an enemy class and the player chooses how many enemies they want on the screen, how would I create those objects? Thanks  |
| | Ok well I got a final tomorrow and for the life of me I can not understand recursion. I have tried and tried and no hope lol. The professor gave us a study guide and I cant not figure out 2 problems. Just wondering if anyone can help me before … |
| | I have some code that i need a press any key to continue command but when i put it in there it doesn't work, here's what i have: [CODE]cout << "Press any key to continue." << endl; cin.get(); [/CODE] can anyone tell me what im doing wrong? |
| | I'm coding a game right now and everything works great that i want to have working right now, but there's a minor bug that i know of. this is that when the player enters their name, and the name has spaces, the code just closes. here's the part of code: … |
| | I am trying to add three functions to this code so that I can add an entire list at one time to another list instead of having to add individual elements one at a time. Here is what I have so far but it is not working. [CODE]#ifndef LINKEDLIST_H #define … |
| | Hi,I have an assignment that asks me to sort the words of a text (ascending) without duplicates being included. I manage to sort the words, but I just don't understand how to remove the duplicate words after being sorted. Here's my current progress : [CODE] // load a string vector …  |
| | Once again, I'm having trouble with my Sudoku Game. This is the last part and I'm almost there! I just need a little bit of help. According to the rules of Sudoku, there can only be once instance of each value in each column, row, and 3x3 grid. I'm writing … |
| | What I have to do: I have to read numbers from a file input from the keyboard into an array, sort the numbers, and write the sorted numbers to a file. My problems are twofold: First, I don't know how big to make the array. When I try to write … |
| | Hey guys I could really use some help here. In my program I need to ask the user for two 4 bit binary numbers . Then if they select add then add or if multiply then multiply. my problem is that I got the addition to work but the multiply … |
| | I'm fairly new to C++. Can someone help me with a problem I'm stuck on? Below is a data file that has 3 fields in each record. I have to read the fields into a structure one record at a time. Any suggestions would be greatly appreciated. amazon.com 9250000 250 … |
| | I am having issues with this program. I am confused on how and what functions to use, how to get my program to get the information from a file, and I am extremely confused on arrays. I've been reading this chapter relevant to the problem through and through and I …  |
| | I am trying to implement a hopfield net to learn patterns. This is what I current have.... I am current having it create a random number of patterns based on the number of neurons Next I am trying to make a weight matrix Should I have a seperate weight matrix … |
 | I finished the lab, and everything works, but I just don't like the way it looks...a bit disjointed to my eye. I'm happy that it works, but I want to write robust, readable code as well as functional. So, if you're interested (have spare time) would you take a look … |
| | I am working on a Dictionary project based on AVL tree. The Dictionary can add words from the input.txt. Here is the input example: 0 3 sheep,con cuu mother, me water, nuoc 0 : the code to show that you are about to add words to the Dictionary 3 : … |
| | In my C++ program, I'm using ShellExecute command with last parameter as SW_SHOWMAXIMIZED to open a web page (.aspx). [CODE] ShellExecute(NULL,"open","http://localhost/WebApp/default.aspx?Page=0",NULL, NULL, SW_SHOWMAXIMIZED); [/CODE] The Internet explorer can open this web page in its maximized state if I did not set the Window Title of IE in the registry (HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\Internet … |
| | Hi I have an assignment where I was given a data file and put it in an array. The file looks somthing like this: [CODE]Smith John 78 70 76 72 82 84 Doe Jane 72 76 77 90 76 45 Weathers April 64 93 95 83 66 56 Brown James … |
| | Hi guys, I'm trying to use a function which returns a pointer to a vector element, but it doesn't really work - and since I'm not so experienced in C++ and especially pointers, hoped that someone could help me out. The function is defined as [CODE]Obj* MyClass::FindObj(std::vector<Obj*>&, string Label_){ ... … |
| | Hi guys i spend 3 weeks doing this project , but i don't know how to start implement the Delete and update , can u please help me guys .? here is my attachment and my code [CODE] #include <iostream> #include <fstream> #include <cstring> #include <cstdio> using namespace std; class …  |
| | Hi, I've ran into a problem with pointers which I can't seem to get my head around. Here's some code that illustrates my problem. [CODE]void Reallocate(char* Source) { int NumberTest = 0; char* Buffer = new char[4]; memcpy(Buffer, Source, 4); delete[] Source; Source = Buffer; memcpy(&NumberTest, Source, 4);//This puts the … |
| | write an instruction to instantiate an object named individ of a class named group. plese help .. thank you |
| | What are you using to keep track of your bugs? I use [url]www.elementool.com-[/url] it is pretty cheap and web-based, which is fine for my needs. Just wondering what the rest of you guys are using? |
| | Hi, I'm relatively new to programming and would like to know how to suspend a c++ program until another program has created a certain file in linux. While it is waiting it needs to be using a minimal amount of processing power. Hope that made sense? Cheers, Andy |
| | Hi guys, I need help on getting the minimal scope on something. I am learning data structures, right now i'm figuring out how to insert my class information (strings, ints, floats) into my node class. Do i need to send data to my node each by each type? or is … |
| | write the header for a function named school which is public member of the class course, returns a string data type and includes 2 integer papameters named mark and grade.. i really don't know how to do that . any 1 please help .. thank you !! |
| | Mhm, so, the problem I'm having here is that, once the "while (!boatList.eof())" cycle reads the first line (EDIT: I meant, how should I put it, the first "segment"), it goes on infinite (?) loop reading the other one. [QUOTE]AX 777 Valtis 0 4 500 2007 5.5 -1 50.2 6 …  |
| | class cube; private; float s1, s2, s3; public; void print(); float area (float, float, float); } the following class in incorrect any know how to write it correctly .. thank you Very Much For Help .. |
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