Software Development Forum

I have joined our local high school's FIRST robotics club, but their programmer graduated last year, so who got selected? The wimpy freshman: me! I am an intermediate programmer (PLEASE don't look at my previous posts, I now know two languages, and am better). So I downloaded an instruction booklet. …

This is probably really more of a math problem. I hope I want have to go into too much (for you, boring) detail about the code, as the problem resides in this loops. Please let me know if I provided too little detail :) Now for the problem: I would …

def getAverage(numList): total = 0 for i in range(0, len(numList)): total = float(numList[i]) total = total + numList[i] average = total/len(numList) return average Hi, I'm really, really new to python, I'm having error on this function and I can't solve it yet, so can someone help? Thank-you :)

Hi, I was checking out the unittest module and try out the sample code. I save the code below in a file call "testrandom.py" and run it using IDLE (Python's default IDE), but I get the following in red. Obviously, the tests run fine as indicated by OK, but why …

How can I set the time to 00:00:00, now i set it to DateTime startTine=DateTime.Now but i want to show the time as 0 everytime and run the calculation from that(0)starting time........

For my class, I am creating a rock paper scissors game. My code is not all the way done, but I am stuck on a certain part of the process. For some reason, I am getting errors on the "==" in: [CODE] while (true) { human = humanChoice(); computer = …

The first one is: A program that searches within a file and by user input for a word, and counts how many of this word in the file, and if its in the file or not. Thats what i reached so far: sword, line= 0, 0 filename= raw_input("please input file …

Thank you very much for reading this. I've been programming for 15 years (VB, a lot of PHP, etc), but I've never considered myself a 'real' programmer. Mainly I'll build things that I need that are too specialized to be made by anyone else - simple programs and scripts to …

Hi, Please can anybody help me a little bit with my assignment , The thing is that I was kinda ill , so i missed many important lessons, but now teacher told that i need to do assignment, Can anybody help me with beggining , * we use Xcode. 1. …

Can anyone tell how to call a class function from a switch statement example [code] number number::operator+(number) { inputs } [/code] [code]switch (option) { case 1: number number::operator+(number); break; [/code] IS THAT THE CORRECT WAY TO CALL THE ABOVE FUNCTION?

Any people can help to do this? * ** *** **** Urgent~

I am new to this. I am trying to write code to update every other element in an array. Here is all I have.... can't find anything to show me how to do this. [CODE]#include<iostream> using std::cout; using std::endl; int palpha = 0; int main() { char* alphabet[] ={ "A", …

I've been working hard all day to get this to work. I'm playing around with the math module in python. I eventually want the following code to help me control the speed of a servo motor. The idea is to get the servo speed to accelerate and then decelerate as …

I write usually many versions of the functions, sometimes writing functions from scratch again. Sometimes the parameters change from version to version, sometimes they are refering to library of functions that also has multiple versions. Has somebody advice on how to manage best this kind of situation? Should I define …

Hi all, I am very much new to any forum or discussion.I am working on C++ on ubuntu. My problem is I have to transfer a file from my domain to a remote server which maintains these files using sftp which is provided by my linuc machine. I am not …

Hello guys, I know it's been asked a lot about it here, but that's what I should do (though I'm not quite sure what the teacher wants, is n should be 100, 1000 and further, or use prime numbers. The "first draft" is due this Sunday, the "final draft" is …

I have just started a basic class in programming and I am totally lost. Can someone help me out? I have to write pseudocodes and create flowchart and don't have a clue. I need help with the following: flowchart, pseudo-code, Input and Output variables, and also an Program Desk Check …

Hello, I'm playing with win API functions readFile and WriteFile. Is it possible to open file using CreateFile in binary mode just like using fopen standard C function. I tried with function WriteFile to write string to a file but it seems that file is opened in textual mode. What …

hello , i want a formula for calculating the median of an even array

I have a question. I have a list of numbers like: Bobby 9 9 8 4 8 5 6 7 3 8 6 5 5 7 6 9 6 4 6 4 3 4 7 6 6 I have already written a code to take the numbers in range (1,15) …

Hi. I would like help on undoing and redoing using the memento design pattern. I want to save a state that a board is in. Like a chessboard. If the user uses the undo option a previous board should be loaded and all of the states that the pieces was …

Greetings from Portugal I've been stuck for some hours now, since I can't get my n00b code to work as I want. Could someone give me a hint of what to do or what am I doing wrong? I have a file that writes something like this: 1001,Loja1,10 1002,Loja2,20 And …

hi evereyone, i have some problem related to graphics in c++ that is when i include graphics.h in my program and use graphic command like draw line etc..then suddenly windows has been closed and messages appears that "NTVDM CPU HAS ENCOUNTERED AN ILLEGAL INSTRUCTION", and some error code and two …

Need help please. This program is supposed to be a do while loop and convert fahrenheit to celcius and vise versa using user defined methods but as of right now it just doesn't work. I need to make a do while loop in main method too, but was just trying …

Hi All, I am using visual studio 2005 and Access 2007. I want to update a table in access 2007 using C#.net. I have written the following code but it doesn't seem to work and neither does it throw any error. [CODE] OleDbCommand updateTransactionCost = new OleDbCommand(); updateTransactionCost.Connection = Module1.oledbcon; …

Hi i have a program with a JFrame and it has two jpanels on it, one containing the buttons needed and the other which is going to be used for plotting graphs, but when i try to plot an x, y graph on the plotting jpanel it does not show …

i am trying to create a nextrow button to work with a bound datagridview the problems i have: 1. the row moves down, but the first row is the one who has the focus (the little black triangle is staying to it's left. 2. i am trying to set a …

I want to create a double pointer and make it point to an double dimension array, then output the content of the array through the pointer. However Gcc warn me that "assignment from incompatible pointer type". Just like this: [CODE]#include <stdio.h> #include <stdlib.h> int main() { int i,j; int **p; …

I wish to change the color of my printf statement. I use following code: [code]#include <stdio.h> #include <stdlib.h> void main() { system("color e"); printf("An enemy appears\n"); system("color c"); printf("This is an apple.\n"); }[/code] I wish to print the statement which is "An enemy appears" in yellow color and "This is …

I'm writing an application to patch assembler instructions according to memory addresses. I have been using C/stdio for FILE operations (fopen, fseek, fprintf), but I would like to have a C++/fstream implementation as well (.open, .seekp, .put). I've had no problems patching file memory with stdio, but fstream/ofstream methods corrupt …

Hello, i have 2 small doubts regarding pointers. 1)im trying to defererence 4 bytes as shown, and im initializiing each byte using a char pointer. But im getting runtime errors. Code [CODE] char a = 65; char *ptr = (char *)malloc(4); int *ptr1; ptr = &a; ptr1 = &a; *ptr …

can anyone help me look over my code? The Course class A Course object should store the department, course number, and course title. It should have linked lists of prerequisites and "subsequents" (the courses for which this course is a prerequisite). The constructor should construct a course given a department, …

This one is pretty strange (or at least I can't figure out what triggers it). I have the piece of code below, but there seems to be a bug with the second call of [icode]scanf[/icode]. It simply gets skipped. So the input should be something like [code] 10 3 fbfbfbfbfb …

hi can any1 send me the source code to the bellman-ford and djikstra routing algos please? regards, naveen.

We have this massive project due tomorrow - a chess game that enables two or more players to play against each other. We have a board class, that contains a 2D array of Piece object pointers representing the lay area of the board. In the board constructor, the Piece array …

public class Test { public static void main(String[] args) { int max = 0; max(1, 2, max); System.out.println(max); } public ststic void max( int value1, int value2, int max) { if (value1 > value2) max = value1; else max = value2; } }

Hello I am trying to get to a Component On a JInternalFrame. I have a reference to the frame on the frame there is a panel. on the panel there is a JTabbedPane. to add a tab to the JTabbedPane I need to reference the Pane. Is there a way …

Hi, I have a javaproblem that I just can't solve. "Write a [B]recursive[/B] method who returns the largest value in an array with the signature: [CODE]public int max(int[] v)[/CODE] (Hint: If you need to, use a private help-method) It would be easy if it was allowed to change the signature …

Hello, It's been a few months since I haven't been able to launch Codeblock's debugger, when I launch the debugger I always get this (example): [B]Adding source dir: C:\Users\Me\Desktop\L2\SDD\TP2\ Adding file: bin\Debug\TP2.exe Starting debugger: failed[/B] I have tried: [LIST] [*]Reinstalling [*]Reinstalling (uninstall done using Revo Uninstaller) [*]Installing latest version of …

hi everyone. my name is chris..i am new to javw pogramming i just have the feelings that i can get what i hv been looking for here.. i startd reading java sometimes ago and i got chocked whn i got to evnt handling... i relly wantto be a java pogrammer..i …

hi, i am creating a small program for an assignment to store and retrieve information from a database. I have created arraylists to add and retrieve the data. just wondering if i am going about it the right way. One of the problems is that when the information is displayed …

Hi, I need to call a public static method that returns in xslt. I'm using jstl to do the transformation and hence using the jaxp parser which would use XSLTC or Xalan internally. The way I have the namespacee declaration for my xslt is <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:autn="http://schemas.autonomy.com/aci/" xmlns:myUtil="http://xml.apache.org/xalan/java/com.csa.porter.scat.CategoryUtils" xmlns:java="http://xml.apache.org/xalan/java" …

I just need a little advice. This code I have written works well. The only problem I am having is that the output is not lining up and I don't know what to do. If everything was entered line by line I could get it to line up. Since it …

I'm working on a self-project called 'Project Calculus' (Not that you care about the name). It's a huge calculator that works cross-platform and only uses 'already implemented' modules (So no SymPy, no NumPy, no SciPy, et cetera.) in it. I need help (If you even bother to cooperate with a …

When my code (below) is executed, a error message is triggered which says "The operation completed successfully." To give this some context, hFileMap is valid; I have checked this with my debugger, and other operations can easily be performed correctly on this handle that yield correct results. The only weird …

hello , i want to ask is there any function that gets the mode of an array without using pointers ???plz tell me if there is

So I got this assignment to combine two arrays without using strcat(). The two arrays must be passed to function as parameters. The arrays need to be merged into one array in the function with dynamic memory allocation and then the new string needs to be returned back to main. …

Hi, How do I sum all occurrences of a number in a file? I have a file with a bunch of numbers, each on it's own line: 5 3 11 3 7 3 5 5 11 7 7 ... How do i sum them up so that the output will …

Hello I created the following project to show you guys how I plan to do things. But my main project will be bigger and will have multiple classes. I'm just trying to get this to work properly so I know I'm using good practice when coding. ok, lets begin :), …

Why am I not able to edit my unix file though i have the permissions -rwxrwxrwx? :(