Software Development Forum

Display a product number, name (or description), and price for four retail products. They could be food, clothing, auto parts, plants, tools, kitchen utensils, or any other type of retail product. Prompt the user to enter the product number of each product they wish to buy, one at a time, …

Good Day Everyone: I am creating a tabulating system for a bikini open. How can you create a client-sever application with database on server without using winsock control? One server for monitoring and document printing. I need client for multiple judges (atleat 5) you can add and remove. And a …

hi guys can you help me create a database login form of this code to windows form application? Because this code is made for console application. also I already know how to create a database but I do not know how I can make a windows login form for this …

how to save records in listview into ms access database table using a button , i've tried with my codes but nothing is saved in the database `Inline Code Example Here` private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click Dim con As New OleDbConnection con.ConnectionString = …

Hello, I have a file inputfile abc pqr ghi lmn xyz How do I extract certain line in using perl? For example: I want rows pqr, ghi, lmn. I want to assign line numbers and extract these rows..so for pqr, ghi and lmn I will use lines 2, 3 and …

 hi there guys got a question right here, what can be the problem with this? I mean I was calling the Form1 which I have designed as a login form so whenever you click the login button the Form1 is supposed to show up, but then I get …

The code is as follows and I wanted to know more about how and where \v and \f are used? printf("Vertical tab \v is tricky, as its behaviour is unspecified under certain conditions.\n"); Also, can anyone explain what the sentence in the print statement suggests?

I use a parser called jsoup to parse html amd store it in a mysql database. The parser reads the files with an input stream. The problam is that some class en id atributes are given with class="". The parser cant find those atributes and returns a blank string. I …

I am a beginner to pything and I am looking to monitor a directory and run a script everytime something is input into the directory. I am wondering the best method for doing this using python? Any point in the right direction I would appreciate.

So I'm trying to create a simple game, and right now the interface for the game requires a grid of buttons to be created based on a number required by the user. Currently I have a scale widget which a allows a user to choose a grid size, and a …

Been working on this for so long I am lost and my mind is mush,lol. On line 106 i have this error (class camera is public, should be declared in a file named `camera.java`) I have a lot of incompatible types required: `java.lang.String found: camera.camera.string errors`. I do not know …

The program runs but I can not get it to add the totals from the three employess. Then when i enter an employee info the totals show after each employee instead of the end. Please help. If you can please explain what I need to do in simple terms. Its …

Hello, I'm looking for some advice (NOT CODING) on a project I'm hoping to start.. Basically, I'm hoping to develop some shell commands that work a tiny bit like Github (if you are familular with it).. The language that I want to use is C++.. Could anyone offer any advice …

i have 6 collumn in a listview , how do i multiply each data by row in collumn 4 and 5 and display the result in collumn 6.?? `Inline Code Example Here` Dim itm As ListViewItem str(0) = txttarikh.Text str(1) = txtresit.Text str(2) = Txtkod.Text str(3) = Txtnama.Text str(4) = …

i was told tht from this: int main () { int i,j,vsota; for (i=1; j=10; i<=j; i++) { vsota=vsota+i+j; j--; } system ("pause"); return 0; } i must make it work with while ; but the oruginal doesnt work allso what should i doo??; please any help;? #include <iostream> using …

Write a function named centeredSquares() that draws a set of squares of different size around a common center point. centeredSquares() takes four parameters. The first parameter is the length of the side of the first square to draw. The second parameter is the number of squares to draw. The third …

Hy, I trying to create a windows forms app that also starts a webservice that hosts some webmethods. The webservice is used by different users that connect to it to generate some data. The webservice, in his turn, connects to a public webserver with a certificate from a usb token. …

Hello again. I am trying to create a simple code that can compute the average of a set of numbers read in using a scanner. import java.util.Scanner; public class Average { public static void main(String[] args) { double number = 0; double total = 0; int count = 0; Scanner …

Got this error while trying to compile the code below: "Floating point exception" [code] #Create a simulator object set ns [new Simulator] #Open the nam trace file set nf [open out.nam w] $ns namtrace-all $nf #Define a 'finish' procedure proc finish {} { global ns nf $ns flush-trace #Close the …

I think they can be used to do the same things, Right ?

I am trying to implement the following method: public void add (String a, b, c, d, e, f,...z) { ... } However, I get a compile time error... What am I doing wrong with this? (The parameter takes 26 strings).

Im getting these errors, what do they mean? its DEFINITELY not my code because it works when i compile it in codeblocks but not in microsoft visual c++ 2008. 1>------ Build started: Project: DropBlock, Configuration: Debug Win32 ------ 1> player.cpp 1>c:\users\chris\desktop\c++\-zcomplete game\backup\player.cpp(43): error C2065: 'blocks' : undeclared identifier 1>c:\users\chris\desktop\c++\-zcomplete game\backup\player.cpp(43): …

Guys please help me out here,i have a windows login form that needs to connect to my sql server 2005 database and check wether the username and password is correct or not.how can i do that please help me out here...

In my Class IntegerSet i hav declared the below method but its not printing when i ran the test public static IntegerSet union(IntegerSet setA, IntegerSet setB){ IntegerSet u = new IntegerSet(); for (int i=0;i <= CAPACITY; i++) if (a[i]==true || setB.a[i]==true) u.a[i]=true; return u; In Testing in main, `System.out.println("The union …

I have problems with my GUI part... I have put all components on the JFrame but I would like to add some backgrounds and decoration. However, when I add background using JLabel. Everything loses its position and they are all ruined... Is there anyway to resolve this?

hey i have this error The debugged program raised the exception unhandled RuntimeError "underlying C/C++ object has been deleted" the code is: class qthread(QtCore.QThread): def __init__(self, x, y, z): self.x=x self.y=y self.z=z self.name="" self.m=hashlib.md5() def changeresultsig(self, text): self.emit(QtCore.SIGNAL("changeresult(text)"),text) def conssig(self, text): self.emit(QtCore.SIGNAL("cons(text)"), text) def enablesig(self): self.emit(QtCore.SIGNAL("enable(")) def disablesig(self): self.emit(QtCOre.SIGNAL("disable()")) def …

Hi super cool experts! Big Java noobie here and first time poster, so sorry in advance if this forum isn't for people like me. I'm trying to write a silly math program as my first user input test, but I seem to be getting error with the variables from the …

hi there!here's the problem in a nutshell: there are 2 files.the program creates 2 processes: the parent process outputs text lines from the 1st file and for each one of these lines the child process outputs relative info from the 2nd file. e.g. <1st line from file1> <relative info from …

I need to update the items of JCombobox from the database during runtime. I had made the JCombobox editable and what i need to do is type something in the editable combobox and search the database and only display the items matching the text. For example there are if i …

I am getting the following error,"The static field IntegerSet.a should be accessed in a static way" `public static IntegerSet union(IntegerSet setA, IntegerSet setB){ IntegerSet u = new IntegerSet(); for (int i=0;i <= CAPACITY; i++) if (a[i]==true || setB.a[i]==true)// u.a[i]=true; return u; My Class is as followed: public class IntegerSet { …

hi everyone, i am new to netbeans. i am creating a system that can allocate rooms to students. My main problem is how to find out which rooms are full and which ones are available. I am using Mysql and Java Netbeans. I have read some of the tutorials but …

i have this problem to write and read data, here's what im trying to make : Write a program that uses a structure to store the following inventory data in a file: -Item Description -Quantity on Hand -Wholesale Cost -Retail Cost -Date Added to Inventory The program should have a …

One of the finest initiative was the full documentation bundled with every version of Perl Programming language. Using the plain old documentation (*pod*) utility called *perldoc* one can literally read or learn the programming language without another book. E.g perldoc perl gives you the Name of the perl language Interpreter, …

Since I keep seeing people asking how to read the Integers from a File, I figured this simple snippet might be useful. What it does is it creates a new Scanner Object based on the File Object "test.txt" then it reads all of the Integers from that file, skipping over …

How can i insert data from access file into listview in C#? Thanks

Hi All, Is there there a way for me to add a portable database to an application? In other words, i want to install my application on a other pc, then during install, the database must be stored or installed somewhere on that pc. Im just thinking of sorting this …

Hi, Im really new to java and i'm trying to write a simple rock paper scissors game, and i'm having a problem. I have to incorporate a JOptionPane three button box where the user selects either rock, paper or scissors. The problem is that i don't think im retrieving the …

Hello everyone! I want to monitor my network using wireshark 's tshark command line tool. What i want to accomplish is to redirect tshark's output to a c++ application, so i can examine data and output a more comprehensive analysis without keeping a huge amount of data. I am working …

I have been running a script that will will delete archive folders that are older than 14 days. I have been doing created. However there are times when the script will not run and my boses want the folders deleted but the name of the folder. The folders names are …

How can i get my key's value using a stream reader [SettingsMB] Remember Me=1 Auto Log In=1 [DataMB] Password="Mypassword" Username="MyEmail"

Hi, I am wondering if there is a way to store and search quickly a group of numbers. What I want to do is store a group of Vector3D positions, and then later on, I want to search some sort of array/hashmap based on a current group of Vector3D positions. …

I have to write a program to find the hypotenuse of a right triangle in 8086. and I'm suck. Please please help.

In the book i use, a craps game is the project. Here is the code: import java.util.Random; public class Craps { private static final Random randomNumbers = new Random(); private enum Status { COUNTINUE, WIN, LOST }; private static final int SNAKE_EYES = 2; private static final int TREY = …

Dont know, if chosen a good forum (--assembly), but i need help guys. Just started to look at disassembling and havent found any good tutorials or guides or helps. So I run a program and get eg. this: (only some line, the whole file is bigger) .text:00401000 push ebp .text:00401001 …

So, I'm currently trying to open a .xls/.xlsx file, tell it to run a macro to refresh the workbooks, and then save the file as a different file name, thus leaving the original untouched. Now, technically, it is working, because the last person who held my position wrote a dll …

i want to find mfcc of each frame of a song. can you tell me how to find mfcc. i found this code but unable to understand what is it doing. this code is printing an array and duration and period. But i heard that mfcc gives you some co-eficient …

plz help me

Hi! In my program I have to calculate the Adler32 checksum of a file, but I've a problem in using this algorithm. The function prototype is: unsigned long adler32(unsigned long adler, const char *buf, unsigned int len); I know how to calculate the Adler32 checksum of a string, but in …

Hi, I need some help coming up with an algorithm that will return class 1, 2, or 3 based on the year that is entered. I have an example that works but I need something a little more simple. `function senateclass (cycle) { return 3 - ((cycle % 6) % …

Guys hi i need some help here though i fixed the connection with the sql server i tries to see if its correct and look first at the code and i explain m prob: private void lgnBtn_Click(object sender, EventArgs e) { SqlConnection lgnConnection = new SqlConnection(); lgnConnection.ConnectionString="Data Source=.\\SQLEXPRESS;"+"AttachDbFilename=C:\\Users\\ryudo\\Desktop\\workspace\\sql_goldshop_project\\Project1\\Goldshop_Tax\\Goldshop_Tax\\gold_tax.mdf;"+"Integrated Security=True;"+"User Instance=True"; …