64,152 Solved Topics
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| | ok lets say that we have the numbers 5,67 and 128 (the numbers are randomly entered) i want in first loop read the last digit means 5,7,8 in the 2nd pass i want the tenths so will be 0,6,2 in the 3rd will be 0,0,1 and so on. what i … |
| | Hi, I have an problem with connecting Oracle 10g express edition with java. I am accessing my Oracle 10g with the following URL: localhost:8080/apex I am using the following code: [CODE]try { Class.forName("oracle.jdbc.driver.OracleDriver"); Connection con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:8080:xe","hr","hr"); System.out.println("Connected Successfully To Oracle"); con.close(); } catch(Exception ex) { ex.printStackTrace(); }[/CODE] Is the … |
| | Hi im getting a "An object reference is required for the non-static field, method, or property 'RealEstateSalesPerson.rate" error when i compile and i cant figure out how to fix it any help appreciated thx. [CODE]using System; using System.Collections.Generic; using System.Linq; using System.Text; public interface ISell { string SalesSpeech(); double MakeSale(); …  |
| | Hye Does the GC clear memory of running threads with no reference to them ? Consider the following code: [CODE] Thread t = new Thread()... t.start(); t = null; . . . [/CODE] Suppose 't' runs forever, and the rest of the program runs forever - will the GC clean … |
| | Hello World, I'm a c++ beginner and i've diced to study. So this is my first code: [CODE] #include <iostream> using namespace std; double d = 2.2; int i = 7; void some_function() { d = d + i; i = d * i; printf("%d\n", d); printf("%d\n", i); } int … |
| | I'm writing a method for integer power which is something like this 2^4 read in program like 2*2*2*2 without using the math class method. I tried to use several different ways to write, but I think can't figure out where I did wrong. I know I'm close to what it … |
| | hi i am just wondering how would you send a website through a socket as i am trying to make my own web server. do you just open up the file, read the file and write out to the socket ? [CODE] openfile = open(home/username/www/index.html, "r"); n = read(openfile,buffer,256); n … |
| | Hello, im trying to convert an old vb project from 2008 to 2010. Ive tried using vb 2010's convert wizard aswell as changing the .sln file manually. When i try to convert the project automatically using the wizard it gives me an error saying that the project type is not … |
| | Hi friends, I am planning to develop a local hotel search engine. ive prepared the dbmodel and i've attached it with this thread. please help me to write search queries for searching hotel. there are 11 tebles country,city,state,block,street,landmark,address,hotel,rooms,and amenities . please go through the model i've attached and help me … |
 | I'm doing a rather convoluted project for a class regarding looping structures and have run into a novice-ish logic error that I can't figure out. The error being that the following loop never ends: [code=java]//get transaction values and perform actions. try { sentinalValue = Double.parseDouble(JOptionPane.showInputDialog ("Enter transaction now. Enter \"-1\" … |
| | I need to figure out a piece of code to use to complete my project. I have attached a screenshot of the form and I labeled the important components to what I'm trying to accomplish. The form allows to user to add/remove books to a shopping cart which is the … |
| | continued from this thread! [url]http://www.daniweb.com/software-development/python/threads/353210[/url] i have a file which i am currently working on which will remove all pipes and replace them with a comma. that all works fine it the second bit i am currently stuck on.. i need to remove the first two CAPITAL letters from the … |
| | I see some comments about Objective C or Cocoa however their does note seem to be a specific area for such comments. Objective C would be a good listing below the other languages. Any serious OSx iPad or iPhone developers would look here first for information. Since there is more … |
 | Hello to all. I am trying to get an aproximation of expodential of x, using the power serie expansion which is x to the power n over n factorial, with n approaching to inifinty. Now I am trying to get the value of expodential of 1 by passing to the … |
| | please bare with me as im a returning newbie and have not really used re.expression much and still get very confused! my problem! i am currently working on a few database records which need appending. this is one of the files i need to resort the data base has now …  |
| | I search a lot of solution but neither is working. Can anyone help me with this storing the textarea from JSP into MySQL and retrieve it? Thanks a lot! [code]<html> <head> <% String ta1 = request.getParameter("ta1"); %> </head> <body> <form action="testing.jsp" name="form" id="form" class="form"> <textarea cols="10" rows="10" id="ta1" name="ta1"></textarea> <input … |
| | I want to create my own media player, are searched google but im not really getting good resources, can anyone please forward me a good resource on where to start and what i need to know? |
| | Guys, is it possible to change the default text of the button of msgboxes? How?  |
 | am facing an error 'Run time error:424 Object required, Private Sub Form_Load()iam highlighting the error in code below. [CODE]Private Sub cmdAddEntry_Click() ' add a new entry to our table. With DataEnvironment1.rsDataTable .AddNew !CodeNo = txtCodeNo !DealerName = txtDealerName !TruckNumber = txtTruckNumber !Quantity = txtQuantity !NetPrice = txtNetPrice !Commision = txtCommision … |
| | How Can I Bounce the ball everytime it hits the wall??? [CODE] using GDIDrawer; using System.Drawing; int iX = 0; //x ball position int iY = 0; //y ball position int iXVelocity = 5; //amount ball moves in x direction for every loop int iYVelocity = 5; //amount ball moves … |
| | Hey everyone, I am working with arrays, my program needs to take a list of 10 numbers and put them in each array depending on if they are even, odd, or negative. My program compiles but it does not run correctly it only displays 0 for each list. Thanks in … |
| | In a folder I only have 2 files. Main.java and ArrayQueue.class Main.java is the following: [CODE] class Main{ public static void main(String args[]) { ArrayQueue s = new ArrayQueue() }} [/CODE] But it throws an error stating the following: C:\Users\Jatin\Documents\NetBeansProjects\JavaApplication3\src\Main2.java:11: cannot access ArrayQueue bad class file: C:\Users\Jatin\Documents\NetBeansProjects\JavaApplication3\src\ArrayQueue.class class file has … |
| | Hi! I have a question regarding a problem I've faced dealing with object oriented PHP. I'm used to always return a value after a method has been executed and then use the returned value in other methods. But that's because I've always done that in procedural programming. So I wonder … |
 | hello fellow developers, i have built my website, how it works is it includes the header and footer through php and the rest of the content is in its corresponding file, but would it be possble to have the rest of the content in a mysql database and create pages … |
| | Earlier today I created simple database (user and login fields), login, and registration PHPs. Now I need help going about the following enhancement: In a nutshell: I am trying to create a registration form like facebook's with php code (and link it a mysql database)... 1.) My updated registration.php has …  |
| | Hi, I am working on a form which is as follows - +---------------+----------------+--------------+-----------------+---------------+ |Item_Code |Item_Name |Quantity |Rate |Amount | |[ COMBO BOX ] |[ COMBO BOX ] |[ USER INPUT ]|[ Auto Fill after| [ CALCULATED ]| |Generate Field2|Generate Field 1| |selecting f1/f2 | | +---------------+----------------+--------------+-----------------+---------------+ The user can either … |
 | Hi, I want to get such data using AJAX from PHP. With php I generate data this way: [CODE=php] $return['credits'] = $credits; $return['banners'] = $this->generate_banners($user->id); echo json_encode($return); [/CODE] generate_banners: [CODE=php] function generate_banners($user_id) { $html = ''; $query = $this->db->where('user_id',$user_id)->select('filename')->get('jos_reklama_banners'); if($query->num_rows() > 0) { foreach($query->row() as $filename) { $html .= '<div … |
| | I'm doing a project that requires me to create a book ordering form. I have the books displayed in a listbox named bookselectionlistbox, and when a book is selected, it displays the price of that book in a label named bookpricelabel1. I have a button named addbutton that allows the … |
| | I will get an Excel 2003 file everyday via email. This file has 5 columns. The first for columns have static headers and text in them. The 5th column is the date of the report and below that is a list of values in the same column, followed by an … |
| | Hi people , I have an easy question(but lack the knowledge in Delphi), I have a piece of code that i want to run but don't want to type it over for every time it has to be run (not very good coding then). Is there a way i can … |
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| | When i finish my U.G at the rate i am going I don't think i will know anything.I want to know exactly what i should be knowing so that i can proceed with my graduate degree.Which languages are a must know,which data structure concepts i should know,should i be able …  |
| | I need to be able to loop and get information for up to 10 "BankAccount" arrays, but when I use less than 10 it gives me garbage and I don't know how to fix it. Here is my Code. [CODE]#include <iostream> #include <iomanip> using namespace std; class BankAccount { private: … |
 | Hi Everybody I want to disable Control Key on iframe ? Please Help |
| | Hi how can I replace "null" from being displayed with an empty string in a textbox on the JSPs ..depending on textbox data availability.. I tried the code [CODE]<% String phone=userInfoObj..getPhoneno(); if(phone==null||phone.equalsIgnoreCase("null")) phone=" "; %> <td > <input type="text" name="phoneno" class="txtBox" value="<%=phone %>"></td> [/CODE] but still it displays null can … |
| | I am still struggling with my first program in C#. I need to first select a file from a directory, second, open the file, and third load an array with the contents of the file. This array will later be used to send bytes to an external device (a test … |
| | Hi I am new to programming in asp.net with c#. I am using visual studio 2010. I am trying to insert data entered by a user into the database. My code is as follows: [CODE] adsStudents.InsertParameters["Stu_ID"].DefaultValue = txtStudID.Text.ToString(); adsStudents.InsertParameters["Stu_Name"].DefaultValue = txtName.Text.ToString(); adsStudents.InsertParameters["Stu_Passwd"].DefaultValue = txtPasswd.Text.ToString(); adsStudents.InsertParameters["Stu_Prog"].DefaultValue = ddlProgramme.SelectedValue.ToString(); adsStudents.Insert(); //add a … |
| | I have 3 ASP list boxes. I would like to populate the second list box based on the selection in the first list box and based on the selection in the second list box, populate the third. I would like to do this using AJAX. How can I do it? … |
| | Heyz all.Im working on a program to add,sort,search etc contact struct (name last name number..).So i add structs and i sort them with qsort (i print the result,they are sorted).I have problem using bsearch(),it keeps returning NULL (so i see printed "not found"). The error must be something with the … |
| | Hello. I am trying to figure out why my program has an infinite loop :/ The program asks a user how many digits they want their numbers to be and then the program needs to print out all binary numbers for the user inputted digits. For example: User inputs 3 … |
| | Hey guys, my Professor want us to come up with this code: Create a class called Student. This class should have the following twelve private data elements: String studentName String studentEmail String studentLocation int projectGrade1 int projectGrade2 int projectGrade3 int projectGrade4 int quizGrade1 int quizGrade2 int finalExam int participationGrades This … |
 | Hello everyone, I am trying to get an ActionListener to work in Java. On lines 310 and 312 it says 'cannot find symbol: variable calcDisplayF'. I am a complete noob when it comes to Event Handling so any help on this subject would be greatly appreciated. Here is the code … |
| | Hi guys, I have problem with my login script. I am using VB.Net (ASP.Net) to do that things. Here is the code: This is the code for Default.aspx page [CODE] User Name: <asp:TextBox ID="userID" class="txtbox" runat="server"></asp:TextBox> Password: <asp:TextBox ID="password" class="pwdbox" runat="server" TextMode="Password"></asp:TextBox> <asp:LinkButton ID="login" class="button" runat="server"> Login </asp:LinkButton> <asp:SqlDataSource ID="SqlDataSource1" runat="server" ConnectionString="<%$ … |
| | Hello there, I'm struggling with my computing coursework in college and I though I'd ask here for help. My issue is simple but I can't get it right. I need to validate the text into a textbox and check that it contains ONLY alphanumeric characters, but it MUST contain both, … |
| | Hello, Have you seen the URLs with a "/" after the file name? EG: game.php/items I'm wondering how you can use this data after the "/". I'm assuming this is PHP as URL variables are PHP. any ideas? Thanks :) |
| | Hi, I am new to python and am wondering is it possible to name a method after a variable. I know I can name a variable after another variable using [code=python] test = "temp" vars()[test] = 123 print temp [/code] this will print 123. so I was thinking something like … |
| | In function `_start': undefined reference to `main' what does this mean? I don't have a function _start. and my main.cpp is empty, theres just a few giant source files (500+ lines together) that are never called... Do you see any problems with this that might have something to do with … |
| | I need to create a program that monitors incoming packets to a certain process. Each incoming packet needs to be searched for a string of hex (eg. "FF 00 00 03") and modified to be null (eg. 00 00 00 00). Or, if it's easier, to just completely block the … |
| | hello all I try to open my datagridview's content in excell the problem is it's change the string value to numeric. so if in datagridview the content is "0001" in excell it become "1"; how to correct this problem ? any help ? thanks denny  |
| | I was writing a program and I wasn't sure sure how to do letter b. I have the methods and constructor but I'm not sure how to format the float. 2. Create a class called Item. a. Item will need instance variables itemID, itemName, inStore, and Price (of types String, …  |
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