Software Development Forum

hello eve one, i'm student of Bsc (IT) i have to made one small application in VB with in month so whould u pls suggest me any application which can be made with in one or one & half month .... thanx in advance...

hi everyone!!! need help here, how can i pass a string to a class? i have two forms and a class, my 1st form is the main form and the other form is used for assigning to a keyer, this form has a combobox where i will select the keyer …

I want to generate 10 random numbers. but all numbers will be different. so I tried to use bool first make all false. and each generate, assign that argument with bool but someting is wrong. because outcome is not correct. [CODE]#include <cstdlib> #include <iostream> #include <ctime> #include <windows.h> using namespace …

hi Everyone !! i need help guys with hash table in c ..could anyone help me by a little explaination of how to use hash tables ...please give examples.. Thanks in advance for all.

I've been doing programming in tkinter for awhile now and I came across a problem...this problem only shows up after a single part but here is the code...kinda lengthy.if you go to the equip menu and equip bare neck you can't change necklaces again. any help in shortening this or …

I need to create an application that displays math problems by randomly generating two numbers, 1 through 10, and an operator (*, -, /, +) and prompts the user for an answer. The application should check the answer and display a message, display the correct answer and generate a new …

I have to write a C++ program that finds all the perfect numbers between 1 to 10,000 and print out the factors after the code finds them. I have written the code to find the numbers, but cant seem to wrack my brain on how to make the factors print …

Is something like this possible: [CODE=C#] int MyParameter = 3356; DataTable x = new DataTable("CommandParams"); x.Columns.Add("ParamName"); x.Columns.Add("ParamType"); x.Columns.Add("Object"); DataRow y = x.NewRow(); y["ParamName"] = "@SomeParamName"; y["ParamType"] = MyParameter.GetType(); y["Object"] = MyParameter; SqlCommand z = new SqlCommand(); z.Parameters.Add(new SqlParameter(x.Rows[0]["ParamName"], (x.Rows[0]["ParamType"])x.Rows[0]["Object"]); [/CODE] I'm trying to come up with a method that can …

I wanted every variable in the array to have .x, .y, and .cont, the error occuired on line 11: [CODE]#include <iostream> using namespace std; struct attrib{ char x; int y; char cont; } attrib brd[8][8]; //ERROR WAS HERE int main() { for ( x=-1; X<8; x++) //accesses all columns in …

Hi all, I am new to XAML however I have an understanding of XML. I am trying to bind a button to an XML file such that when the button is clicked, it the xml element is displayed within a listbox. Then I want the listbox selected item to be …

I need to write a program that changes a Roman Numeral to a numeric value. I've been inputing the roman numeral "CCLXXXVII", expecting it to output "287". Instead I've been getting "7101". Here is my code: [CODE] #include <iostream> #include <string> using namespace std; const int VALUE_I = 1; const …

How do i create a large array in c++? Apologies if this has been answered already but after searching didn't find what i was looking for. i want to create an integer array of size 1500000 i.e int array[1500000] but my compiler wont allow it. I remember seeing something about …

Hello all: I would appreciate some advice on array subscripts. I am having problems passing 2-D arrays to functions I have written. The reason is that some of the arrays are dynamic arrays subscripted as array[i][j], whereas some of them were created in a class I wrote and these are …

I have to write a program where the user would input multiple numbers. This is what it could look like. [CODE] 3 29 98 78 88 100 9 70 73 81 [/CODE] The input is never the same, and I just need to access each number one at a time. …

I keep getting this error. The app is looking for a class and in fact so am I where should this class be? I can't find it in the: [b]db-derby-10.6.2.1-bin[/b] and check sup of the dl said it was unaltered? Thanks [code] java.lang.ClassNotFoundException: org.apache.derby.jdbc.EmbeddedDriver at java.net.URLClassLoader$1.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) …

Is necessary deallocate memory of pointer-to-pointer? Example: [CODE] my_type_t **example; example = (my_type_t **) calloc(10, sizeof(my_type_t *)); for (i = 0; i < 10; i++) { example[i] = (my_type_t *) malloc(sizeof(my_type_t)); } // ... free(example); // it enough? // Or is necessary do this... for (i = 0; i < …

I have a load of methods that throw exceptions sometimes, if they throw them I want to catch them, call a functino and then try them again a few times, here is what I am currently doing: [CODE]bool loop = true; int i = 0; while (loop) { try { …

Hello everyone. i really need help on this one.. sorry for bad english! I have made 2 listbox.. listbox1 and listbox2. data on listbox 2 comes every after i double click listbox1 data. my codes for that works properly. i am working in a excel worksheet. i have these columns …

The following code generates an error when the [code]//vector<int> myVofInt2(n);[/code] line is uncommented. I get: error C2059: syntax error :'constant'. Does anyone know why it treats the declaration/initializations differently when the vector is inside a class? The vector<int> in the main function creates a vector<int> with ten elements, which is …

[CODE] String[] names = new String[namesListSet.size()]; int[] nums = new int[namestimesSet.size()]; namesListSet.toArray(names); [B]namestimesSet.toArray(nums);[/B] for (String s : names) { System.out.print(s); } [/CODE] i'm getting an error on the bold part. getting symbol not found.

Can someone please direct me to the code for the class <int> in python. I know that it must have written in C, but I could not understand, where to ask this query. Though I tried to figure it out myself, but could not even understand, which folder to attack …

can somebody tell me what this code actually does? [CODE] int i = 0; while (i < -1) { double x = xCoordinates[i]; double y = yCoordinates[i]; long xx = getWidth() - Math.round((double) getWidth() * x / 1024.0); long yy = getHeight()- Math.round((double) getHeight() * y / 768.0); g2.translate(xx, yy); …

Hi all here is my pair.h file which when I run using g++ on linux I am getting error like "pair.h:39: error: expected constructor, destructor, or type conversion before ‘ostream’" any help would be greatly appreciated! Thanks WRAP template <class T1, class T2> class pair2 { private: T1 first_; T2 …

I have the same assignment someone else ask help with. The assignment calls for a test score calculator that calculates and displays the score total, score count, and average score. If the user clicks the Display scores button, the application sorts the scores and displays them in a message box. …

I have this txt file containing names and scores. "[COLOR="red"]ex. Player1 35[/COLOR]". My program able to read it and store it to an Array of String. Here's my question. Is possible to separate the name and the score and store them in different Arrays? [CODE]ex. myArray = {"Player1 35","Player2 30"};[/CODE] …

Hello everyone. This is my first post so if something doesn't work, bear with me. I'm a beginner at python and tried to write a program that will calculate Average Word Length. I wrote what I thought should work but the final answer keeps coming out to an average of …

I am exporting data to an excel file. This works, however, one of my columns doesn't format properly with currency. Through code, how can i make an entire column currency just like when i do it through Excel itself, by going to the format options. I have tried using the …

Hi all :) I'm having a few problems with this assignment I'm working on. Its a Java - C# conversion of a Mandelbrot program. What I'm trying to do, is draw the Mandelbrot to a Bitmap, and then print it onto the Windows form. So far I've been able to …

How do I create an installer for my application other than than selecting Build>Publish?

hello guys I need help Please.. What I want is that when i select the data from the listview1 it will also delete the corresponding data in the database im using mysql database...these is my code [CODE]Dim Button = MessageBox.Show _ ("Are you sure you want to delete this Data?", …

Trying to write a program for my C++ class. Basically; call a function getJudgeData five times within the main function to get five different scores. Send the scores from getJudgeData function to calcScore function. From there use two more functions, findHighest and findLowest to find the highest and lowest score, …

here is code for my assignment. I am getting: Exception in thread "main" java.lang.NullPointerException at SortedStringList.insert(SortedStringList.java:33) at TestSortedStringList.main(TestSortedStringList.java:6) Line 33 is the "while" loop in my insert. Its supposed to be a double linked list of nodes w/string in each node, alphabetically arranged. here is the code: public class SortedStringList …

Hi all, I'm currently working on a RC4 project for my computer security class. I have looked at the [URL="http://en.wikipedia.org/wiki/RC4"]wikipedia page[/URL] for RC4, and I'm trying to adapt that algorithm to my problem. I can get the correct encrypted text when I just cout the values. However, when I try …

hi guy, i need this ugently.. hope someone can help me out.. i need to get data from database, but want it to take randomly and also dont want to get data duplicate. Ex; i get data A from DB, then there will be a next button. i wan to …

[CODE] String names1 = ""; System.out.println("enter names: "); names1 = kb.next(); while (names1 != "stop") { System.out.println("enter names: "); names1 = kb.next(); namesList.add(names1); } [/CODE] everytime i type "stop," the program keeps running...

the following are my program since it's not large, it might be alright to post the entire code? anyway... it is the deallocate() causing the crash at the end of the program for some reason, it did not panic in the grow() function am I supposed to do something after …

I am trying to insert data from a text file into an SQL table. I'm getting this error: " csv_data = csv.reader(file('TxtFile1.txt', 'r')) TypeError: 'list' object is not callable " [code] import MySQLdb, csv, sys conn = MySQLdb.connect (host = "localhost",user = "a", passwd = "b",db = "c") c = …

Hello, I've enountered a problem whith saving to an XML file. My app receives user input in several text boxes and when the user hits the OK button it checks if the text boxes are empty. If they are not empty it saves the input to an XML file and …

I have created a porcess that manipulates large volumes of text. I have created a form that has a button that manually starts the process. I have tried to give some feedback that the process is actually progressing through the data by changing the value of text fields on the …

Hello Members, Does BlueJ support Networking? Can you have the main() of Client.java and Server.java running at same time? I always get this "Your program is running.You cannot start another execution......". Any help would be greatly appreciated. Thank you!! sciprog1

[code] c = new Console (); int lvl = 1; double exp = 0; int x = 1; double monsterhp; int monslvl = 1; int a = 1; while (a == 1) { int lvlup = 10 + (lvl * 40); if (exp >= lvlup) { lvl = lvl + …

I can easily hide my form with the event KeyDown, but only by pressing ONE key, and I wanna hide it by pressing CTRL+SHIFT+O, for example. And the biggest problem is when I wanna restore it, because I have to go to the Task Manager, make the aplication has the …

Hello, Now I'm making a program for creating language glossaries, but the problem is that windows uses ANSI for encoding text files, and the program that will read these files (which is not mine) only displays words in utf-8 encoding. Since my program is multiplatform, it can also work under …

I have the code below and I get everything except the bonus in the output. I tried it a few different ways and the bonus never comes out right after the staff and sales. #get user input for sales bonuses and make calculations #print headers print" Sales Tracking Program" print …

is this possible? [CODE]Dim wa As Integer = 1 con = New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Bengkel\Project\db.mdb") con.Open() myCommand = New OleDbCommand("insert into payment (slip) VALUES (wa) ", con) 'insert the value of "wa" myCommand.ExecuteNonQuery() wa = wa + 1[/CODE] if i'm wrong, can someone help me?

Hello, I used to code in python and I recall being able to take a class such as the list class and add my own functions to it. I am not quite sure what this is called in c++ or how to do it, so I was just wondering if …

Hello all, I would be grateful for some help with a function template problem. I cannot figure out how to pass a matrix as an argument in a template function. I keep getting the error "does not match any template declaration". Can anyone suggest what my problem is? Have I …

Hello, I am in Object Oriented Design for C++ at the moment... The test we are having has a question on it and the professor wants us to find and know the answer before we come in for the test. The question is this: The following code out puts what …

Hi friends... I'm doing Inventory Project... I'm Having purchase and sales tables... In purchase table fields are Code, Category, Brand,S.p, Date etc., Men, Women, Kids, Accessories are the VALUES STORED IN Category Fields... In PURCHASE FORM, When i select MEN in Combobox, it has to AUTOMATICALLY allocate(SHOW) CODE(it is also …

If we have more than one if statement, is it possible to combine them? Like this: [code=syntax]x = raw_input("> ") if x == a: print "1a" elif x == b: y = raw_input("> ") if y == a: print "1y" elif y == b: print "1b" elif y == c: …