Software Development Forum

I'm trying to do program to basic operations in math. So, I want that the program calculate for example 3*2+4 etc. I already did something, but it needs upgrade. The problem is with division (/). Everything I write it's always the same result- 0. I don't know why. It is …

In a rubiks cube solving program I'm writing, i wanna make it so if the space is red, then a red "R" appears. I don't know how to do this with out changing the color of all the text on the screen. I use: [CODE]system("Color XX");[/CODE]

Hello, I'm trying to make client program which connects to server, and comunicates with it for unlimited time. SOCK_STREAM (TCP). Is there a way to change the way of getting server messages? Now it's just infinite loop. (I think thats not good, and requires a lot of CPU cycles) [CODE=c] …

can somebody help me with this....i'm creating a 4X4 sudoku program...with 8 auto-generating numbers and 8 user inputs...i used the random number function rand() but the numbers keep on repeating...the problem is i'm not allowed to use arrays... [CODE] int main() { int row1col1,row1col3,row2col2,row2col4,row3col1,row3col3,row4col2,row4col4; int row1col2 = 0; int row1col4 …

[B][U]PROBLEM 4 - WATER TANKS[/U][/B] There are n identical large cylindrical tanks for storing water. The tanks are arranged in a circle on level ground. Each tank is connected with its two neighbours by means of pipes situated at its base. There is a valve between each adjacent pair of …

Hey all. First post to this forum, though I have casually browsed threads here often in the past. I'm pretty new to Python but have several years of experience programming in C, C++ and Java. I've got a Java app currently deployed to Google App Engine and wanted to be …

I have a main form with a combobox linked to a dataset when the user selects an account I have another form that opens the customers details on it. I can get it to display the first customer in the combobox but if select a different customer the form loads …

Simple made programme for testing purpose.user take input from 1 to nine.and function convert that numeric number into text like one two ...nine. function is working fine .but the number in words is not comming in Upper case.Kindly let me know the idea.any help would be highly appreciated. [code=vb] Public …

hello vb experts, i have added no. of items through list,now iwant to total two combo box items in a text box plz. give me reply as early as possible. Thanks

I'm trying to finish this code..I'm still getting errors..can some plese help me! [TEX][ICODE]import java.util.Scanner; import java.util.Random; public class robot { public static void main (String args []) { int robot_x = 0; int robot_y = 0; int robot_m_x = 0; int robot_m_y = 0; int[] robot_instructions = new int[64]; …

hey guys i need some a litle help with my vb. i have a problem with my project i cant delete a data in a file and i cant split the name,age and id if ever i click it, it will display above of it in FRMRETRIEVE i have here …

Hi I kinda forgot my old account for this forum coomunity and I wanted to post a problem about the POS I am developing with C. The program allows you to read a certain file (inventory.ini) , add items to it, view the items, edit contents and delete. Here is …

Hello, I have a Form and a Class which extends Panel and inside this class, I have declared a PictureBox. I need the MyPanel class to return the MouseEventHandler of the PictureBox, not the Panel. The PictureBox is the same size of the Panel and therefore I cannot click the …

Why does the thread 3 execute before thread 2 though iam invoking it before thread 3? if i am right.. after invoking thread 1 the printmsg1 enters into the synchronized state. thread 2 is put in the stack then thread 3 is put in the stack. so after the thread …

hi guys. I have succesfully loaded all the data needed to an excel worksheet.this works fine.But i want to show the excel on my own form like in form1 rather that displaying it automatically like a normal app. my code(this works for me) below pls help.! [code=vb] Sub loadoutputaging() 'On …

Hello, I'm trying to get a string from a thing that is inside quotes as you can see [URL="http://www.daniweb.com/forums/thread209962.html"]here[/URL], but when i try to compile i got this errors: [code]ubuntu@eeepc:~/C++/Tree$ g++ -o tree tree.cpp tree.cpp: In function ‘int main(int, char**)’: tree.cpp:65: error: ‘get’ was not declared in this scope tree.cpp:65: …

Hello, I'm learning C++ and all that i learn i try to put in a interpreter of a language that i'm developing, it's only to practice, but here is a thing that i don't learned already, that is how i can get a string that is inside quotes, because i …

I am facing problem with crystal reprot when i run that report on to the other machine and the database source is not the same as the machine where the reprots where created. It gives a logon Failed Message. I tried the following code as well but still it give …

Hi all,, I am writing a program that can communicate through serial port. I have manage the port connection, I try to send a string from my phone, and show the string on the textbox. I have successfully done that. What I want to achieve is,when i receive the data …

hey guys, I have this [CODE]RiddleGenerator::QnA RiddleGenerator::mQnA[RiddleGenerator::QuestionCount] = { { "What shape as 4 sides?\n\t1)Triangle\n\t2)Circle\n\t3)Square", 3 }, { "What is the capital of England?\n\t1)Paris\n\t2)London\n\t3)Washington", 2 } // NEW QUESTIONs CAN GO IN THE ABOVE SPACE <---! };[/CODE] and have looked on the net but cant find anything helpful so here …

ok, so here is a link to my project guidelines... [url]http://www.santarosa.edu/~ssarkar/cs10sm09/cis10/proj5.html[/url] by the way, the deadline was extended to 08/07/09 and here is my code for my program... it compiles and counts perfectly, but for my project i need the program to go from generation 1 to generation 2 to …

hi im write this code with no error but in run it doesnt give me the best result i dont know why please if you can help me soon because i must recive this home work suuday not the block file have any statement in c++ and tokens-result are empty …

While printing a barcode vertical line in the Barcode are not straight,they are little zigzag....Can anyone tell me the solution? Thanks and Regards Dilake

Hello I have a function that takes in an array as a parameter & puts random numbers into the array. I will run this function over 10 times during the program & I want each time I run the program for a different set of numbers to be in the …

Hi!!! I have made a window application in which ,we have to roundoff the numbers of given expression to nearest 10,100,1000 and then solve the expression.So i have taken 3 textboxes. In the first textbox User enter any expression like 231*437. In second user can enter 10 or 100 or …

Hello All, I am a new user of c++. Until now I just worked on basic console applications. I have to develop a program which will be able read two images and open them in separate windows and do some geometric calculations background. Also this program should allow user to …

Hi How I can set ColumnType to MaskedTextBox in DataGridView?

hi there, i want to randomly pick an element from an array, so i used the following code. [code=C#] Random rndCell = new Random((int)DateTime.Now.Ticks); while (true) { rndCell.Next(aCells.Length); int rndIndex = Convert.ToInt32(rndCell.ToString()); if (aCells[rndIndex] != null) { aCells[rndIndex] = SOMETHING; // DO SOMETHING ELSE WITH rndIndex... break; } } [/code] …

Hello Every one Does any One know the format specifier for BYTE. so that it can give me Binary output.

Hi guys, I'm a newly programmer for VB6. And right now, I'm doing a certain project and I am using the Data Dynamics Active Report. I'm not familiar with this kind of report and I really need help about this one. I want to know on how to use this …

When my try to rebuild my program i m getting this errors 1>Linking... 1>MSVCRTD.lib(crtexe.obj) : error LNK2019: unresolved external symbol _main referenced in function ___tmainCRTStartup 1>C:\Users\agaba\Documents\Visual Studio 2005\Projects\car\Debug\car.exe : fatal error LNK1120: 1 unresolved externals 1>Build log was saved at "file://c:\Users\agaba\Documents\Visual Studio 2005\Projects\car\car\Debug\BuildLog.htm" 1>car - 2 error(s), 0 warning(s) my …

You guys know of a good Java Ide? I have tried Netbeans and Eclipse but its slow. Loading the programs up takes about 5-7 minutes, and when I type. It freezes and 15-25 seconds later it show it on the screen. I need something better....Any ideas?

Hello everyone, ok so I am working on this code that takes a string and splits it using the re module. The string contains words in between "<" and ">" (sometimes multiple words). Now what the program does is it splits the string using the two characters above. Then it …

Hi all, I am a writing a small plugin to a piece of software that allows people to parse python files and return the output to the program, and to do that, i am allowing users to enter their script. However, they can only enter into a single line text …

Hello. What im tryin to do is answer the following. Write a class named Car that has the following member variables: yearModel, make, speed. In addition the class should have the following constructor and the other member functions constructor-accept the cars year model make as arguments. an assign to the …

how to create a function in mysql and code it to vb6??

how to change the font color of command button please help newbiee....

Here is the problem: Write a C# program that will read five scores, each on a separate line, from an external file named Unit09data.txt. Your program should then calculate the average of those scores and write the average, formatted to two decimal places in a different external file named output.txt. …

Hi, I'm currently stuck, at this problem. I've created a tab control and make it add a new richtextbox each time a tab is added, but my problem is I can't figure out how to get the .Text part of that richtext box in that tab... here is my code …

Hello all I have been a hobbiest programmer for quite some time now and recently got back into it. I'm starting with a pretty simple program that will track inventory for my moms buisness. I've worked through most the common problems but can't seem to figure out why im getting …

hi, could anybody help me correct my code. . .because i tried debugging it so many times i just cant find the problem so i was supposed to find for the number that occurred the most and times it occurred in my program Thanks for your help in advance ^^ …

Hi, I have created a simple dialog application in which I have a button and a status window. I have managed to properly display status messages to this status window using sendmessage when the user hits the button. However, there seem to be a timing issue when I try to …

I have a datepicker on my form that I need to use as an integer value in the form yyyymmyy in an sql procedure. Can anyone tell me how to extract the datepicker value to an integer variable? Thanks

Hi, I'm using Visual Basic Express 2008 (VB.NEt). I've created a project which connect to a Microsoft Access Database (OLEDB) & displays the records using textboxes in the windows app. I need to add a button which exports the database to a fixed length text file. Does anyone know the …

can anyone explain me abt these conecpts with example plz

Hi All, How to create a pai chart or bar graph from a table data in java ?? Thanks in advance.

Hi :) I am getting the following exception on my unit tests: System.NullReferenceException: Object reference not set to an instance of an object.. Does anyone know how to possibly solve this problem? Thanks

How could I make a label able to move my whole form? Thanks

How do you erase an element thats inside a map. Not the key but the element the key is pointing to? This doesnt seem to be doing what i want it to. [CODE]map<int, vector<int> > my_map; map<int, vector<int> >::iterator it; void erase(int num) { for(map::iterator item=my_map.begin();item != my_map.end()) { if(it …

For example, using MASM32 to code on multicore machines? What differences do you have to be aware of?