Software Development Forum

Hi, I need some help figuring out what's wrong with my code. I'm getting quite a few of syntax errors for missing ';' which I have and missing type identifier. This errors are happening on my intarray.h file for string declaration (line 34). I get more errors that still need …

Hello, i'm having trouble opening a text file to process and order the data in it. When i try to read the first line of characters an error message occurs saying: 'Variable words1 is used before it has been assigned a value.' I dont understand what i am doing wrong …

[CODE]im=Image.open ("trial.jpg") a = im.resize((300,300), Image.ANTIALIAS) b = a.save("im.jpg") im1 = Image.open ("im.jpg") loadres = numpy.array(im1)[/CODE] ive resized image trial to 300x300 image and saved it as im.jpg. but once i turn it into an array and check image sizes this is what i get [CODE]>>> im.size (450, 400) >>> …

I have been reading up on this forum looking for answers to my own questions but i find myself stumpped. I basically have to read from a file the last ten lines of input. Yes this is for a homework assignment and i have spent hours on it reading my …

I have been messing with this program for my class for days now. I can get the program to run fine....I can get it to return highest value in list but i need it to return the month it occurs in. Here is the exercise as it appears in my …

So, Daniweb. My teacher has been teaching us some old C++ (a problem I've been trying with little avail to rectify). I need y'all wonderful people to look over a section of code that I'm having trouble with. It has to do with recognizing a letter in an if statement. …

I wanted the program to display each piece with its assigned color preceding it (eg a white rook would be 'WR'). [CODE]#include <iostream> using namespace std; struct attrib{ char x; int y; char cont[5]; char clr; }; attrib brd[8][8]; void prntbrd(void) { for ( int y =0; y<8; y++) //accesses …

Hey, it's me again. I have a Ceaser Cypher here: [CODE]letters=list("abcdefghijklmnopqrstuvwxyz") def Encrypt(): for i in range(int((len(word)-1))): curletter="".join(letters).find(word[i]) if (curletter+key)>(25): if (curletter+key)<0: i=(curletter+key) i=[(curletter+key)-(curletter+key)] else: i=(curletter+key)-(25) print (curletter+key) word[i]=letters[curletter+key] return def Decrypt(): return word=list(input("Type in some letters:")) key=int(input("Type in a key:")) choice=int(input("1) Encrypt\n2) Decrypt\n:")) if choice==1: Encrypt() else: Decrypt() print("".join(word))[/CODE] …

This is my code which determines it a lottery number is a winner or a loser. I have specific numbers that it needs to go by. My code compiles and it congratulates the user if when I type any of the numbers, however, if I type in 12345 or several …

I simplified an issue I'm having in another program with the small program here. The program is supposed to open the file with function openFile(). Then I want to initialize char a to the first character in the file via function accessFile() and output that character. My problem seems to …

hi. i'm have 2 form and a listview in form1 with items, but when the row has no item in it,like row 4 until row 8, an error showed up like this "InvalidArgument=Value of '1' is not valid for 'index'. Parameter name: index". can someone help me fix this? i …

how could I start my way in programming ?I have taken structured programming in c++ in university and I took a course about object oriented programming in c# but I still feel I'm not on right track .please give me an advice that could help me. thanks :) :)

Hi guys, quick question. Does the structure [CODE] try { } catch { exit(0); } [/CODE] require the preprocessor directive [CODE]#include<cstdlib>[/CODE] to be declared at the beginning of the program? The thing is if I don't declare it the visual c++ compiler works fine but if I try in Unix …

Hey there in may web browser program their is something i am struggling on. That thing is you know when you go on a log on website and the address bar goes green? Well that is what i want to do but i am struggling on how to determine whether …

Hello has anybody come across a similar control to this one. [URL="http://img138.imageshack.us/img138/875/23102010172021.png"]http://img138.imageshack.us/img138/875/23102010172021.png[/URL] if so then please give me a link. thank a lot edit : found this one [url]http://www.filebuzz.com/fileinfo/38822/Angulum.html[/url] any better suggs are welcome though :D

Again I have been given an assignment and have done it completely wrong. Please understand that I am completely new to programing and made the mistake of entering an accelerated class. I'm not looking for an A, I just want to pass and seek out help as often as I …

Hi all! This is from my code: [CODE]struct R3 { float x; float y; float z; R3(float, float, float); R3(); }; R3::R3(float a, float b, float c) { x = a; y = b; z = c; } R3::R3() { x = 0; y = 0; z = 0; } …

I've read the documentation [URL="http://msdn.microsoft.com/en-us/library/ms644906(VS.85).aspx"]link[/URL] and several threads explaining how to make a timer. Now after hours I still can't get my test to work. In the testDlg.h header I declare: [code] UINT_PTR m_uTimerId; CString textControl1; // Controls an Edit Control afx_msg void OnBnClickedButton1(); afx_msg void OnTimer(UINT_PTR nIDEvent); int myX;[/code] …

[CODE]struct NamesAtt { char student_Surname[20]; char student_givenName[50]; char gender[100]; }Summary; ... void Students_Absence_Report() { system("cls"); printf("Student Presence/Absence Report\n"); printf("===============================\n"); printf(" Name \t\t%%Presence %%Absence\n"); for(i=0; i<student; i++) printf("(%d) %s %s\t %.2f\t %.2f\n", i+1, Summary.student_Surname[i], Summary.student_givenName[i], Presence_percentage[i], 100.00-Presence_percentage[i]); printf("\n"); printf("------- END OF ATTENDANCE REPORT -------\n\n"); system("pause"); system("cls"); } void Barred_Students_List() { system("cls"); …

Hi! My question is how could I add the checkbox column to my table. Well, I've tried the following solution, however it provides error message (null), if the table field is empty: [CODE] tableModel = new QueryTableModel(); tableAttributesFormTypes = new JTable(); tableAttributesFormTypes.setModel(tableModel); tableModel.setQuery("select at_code, at_title, at_type from Attributes"); class QueryTableModel …

I am using JFrame for my GUI and I want to be able to select a row of text of a bunch of rows of text, one at a time. Like in Microsoft Outlook, you select an email and it selects the whole line for you of all the different …

hi guys, just wondering is it possible to set all the textbox align to center within a form using just only one line of code? Rather than using [CODE] 123TextBox.TextAlign = HorizontalAlignment.Center 456TextBox.TextAlign = HorizontalAlignment.Center [/CODE] for every Textbox. Thanks.

I want to shorten the lower half of this code into a loop statement. The only(x) function is an imported function that makes sure 1 to 9 occurs only once. [CODE] num_1 = str(raw_input("Enter set 1: ") num_2 = str(raw_input("Enter set 2: ") if not only(num_1): ##These two "if not …

Hi guys, I know what is meant by vector <string> myvector as it will just take every inputs as string when we are trying to store the inputs in myvector. e.g. myvector.push_back(nick) but what about if we declare the type of vector become like vector <FLATMATE> myvector? Why it won't …

I would like to program that reads a file with 6 lines that have 7 numbers on each line. The output should save a file with sum, average, max and min of each line. For now I just have to figure out how to get the max and min numbers …

Hi guys, I just started to learn class in C++ and get confused by some of the codes [code]class FLATMATE { string name; public: FLATMATE() { name = "";} FLATMATE(string n){name = n;} string getName(){return name;} void setResident(string n){name = n;} }; //Below are the base class for different duty …

Hey guys, i'm fairly new here. Just stuck on a program. It seems like it should be right, based on my pseudo code, but something went wrong. Edit: without using Math.pow; Edit: kind of not looking for the answer, just what i did wrong,, other wise, i wont know it …

I'm working on an a grading program that will require the use of a couple classes. The program contains a list of "program assignments" which there are 5, and 3 test scores. The Driver class contains the scores for the students. I'm stuck writing the average methods :$ Along with …

The file that I am trying to read has the following contents: 192.168.1.1 48111 test.out 100 25 I am trying to use fscanf to read it line by line and storing each line in a variable. This works if I just have a couple of int variables, but it does …

Hey, I have a homework problem in which I have to multiply two polynomials. I am assuming that the 2 polynomials can each be of any length so I am stuck as to how I am supposed to do that. My homework sheet derives how to do it like this …

hai, i was wondering if you guys had any advice on getting into game programming with c++ i have a pretty basic understanding of the language and was trying to find out how to do this kind of stuff but so far i havnt been able to find out much. …

Hi !!! I have two Windows Forms. In First Windows Form i have one Text Box and one Button. In the Second Windows Form i wish to call First Windows Form and get the value of Text Box. Is this is possible? When i create a object of the First …

Im from a c++ backround so I am not sure exactly how to do what Im trying to accomplish. If myString1 = "hello" and myString2 = "hello\0\0\0\0\0\0\0" Im looking to trim off all of the null charecters. Thanks. Edit: So i was just trying to use the Remove method. I …

[CODE]list=[] list_start=[[1,2], [2,2], [1,3]] for element in list_start: list.append(element) list[0].append([2,3]) print "list=", list[/CODE] The result is, list= [[1, 2, [2, 3]], [2, 2], [1, 3]] instead of list= [[1, 2], [2, 3]], [2, 2], [1, 3]] If check: >>> list[0] [1, 2, [2, 3]] >>> list[0][0] 1 >>> list[0][2] [2, …

Hey I have a videorental program and each video object should have an display image. [CODE]private Image VideoPicture;[/CODE] I searched the web for tutorials, but couldn't find any. I know how to use the file input dialog, but how do I assign the image to the CarPicture. I haven't figured …

Hi guys, I am relatively new to Python. I am trying to code a program in Python and part of it involves checking that each input only have the characters 1 to 9 occuring only once. My code are as follow: [CODE] for i in range(1,3): num = str(raw_input("Enter row …

[CODE]import java.awt.*; import java.awt.event.*; import java.awt.image.*; import java.io.*; import java.sql.*; class MyCanvas extends Canvas { Image img; public MyCanvas(Image img) { this.img = img; } public void paint (Graphics g) { if (img != null) { g.drawImage(img, 0, 0, 1000, 1000, this); } } public void setImage (Image img) { …

So, in the course of a simulation of a neural network I have two classes: neurons and synapses (which are basically the coupling between neurons). Synapses mediate information between neurons, so a neuron has to be able to speak to a synapse, and that synapse has to be able to …

Hello folks, I've got a conundrum that Google was unable to fix, so here's hoping someone here knows how. I've got an application and a Delphi DLL and now what I need to do is write a C# DLL which exposes a number of functions the Delphi DLL will use. …

hi everyone this is my code. [CODE] public class Qustion3B{ public static void main (String args[]){ double sinx = Math.sin(0.5236); double cosx = Math.cos(0.5236); sinx = Math.pow(0.5236,2); cosx = Math.pow(0.5236,2); double sum=sinx+cosx; System.out.println("sine: " + sinx+"cosine: " + cosx +"sum: " + sum ); } }[/CODE] it continue to show …

I am stuck at one multithreaded app. Basically I am trying to update one control from background thread. There are two forms. 1) frmMain 2) frmLog frmLog has one list box (lstStatus) and one function as following [icode] Public Sub SetStatus(txt as string) as string lstStatus.Items.add(txt) End Sub [/icode] frmMain …

The output of this code shows only one student's informations. But I want to display the all students' informations. Please find what is wrong?

hi, below is my code. i want to get grand total based on boothID but i seems my code does not functioning. I still get same GRANDTOTAL even i have different BoothId in the sql. How do i do that. Do i need to add something in my code. PLEASE …

I'm planning to buy a few books for C++. I want to learn C++ at it's deepest. You may say, I want to be C++ program developer. I'm currently having C++ in my study courses too. Which are recommended books? This thread has a huge list of books. Don't think …

This is what I have to do. Write a program that has a Fibonacci number calculating function. The function will take an integer as a parameter which is the Fibonacci number to calculate, and return the Fibonacci number. Then use this function to calculate the sum of every Fibonacci number …

so im calculating the avergae of 5 numbers ive put in the array but when i compile i get a very large number heres my code [CODE]#include <iostream> using namespace std; int calcAverage() { int sum=0; int average; int TESTVALS[5] = {2, 18, 1, 27, 16}; for(int i = 1; …

Hi, I am getting this error for my codes: Exception in thread "main" java.lang.NumberFormatException: For input string: "{ 1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, 5.0}," at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1224) …

When I run this loading bar script the bar doesn't load and then it loads to the maximum. how come this load bar doesn't work thanks for the help. [code] // The "LoadBar" class. import java.awt.*; import hsa.Console; public class LoadBar { static Console c; // The output console public …

Hi, I have recently started Java in my course and I have been asked to write a program that finds the sum and average of 5 numbers. Its very close to working correctly but I cannot see where I am going wrong. Code: [CODE]import java.util.Scanner; public class average { static …

Hi everybody. I decided to make an account here because I could use some help writing some code. This is what I need to do: Write a C program that will read in two lines of data. The first data line contains an integer N and the second data line …