64,152 Solved Topics
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| | Newbie. Sorry for lame question. I want to use each bit in an int (binary number) as a boolean. In essence (this is c"ish" pseudocode): [CODE] bitVal = 0x01F; // 32-bit value for(i=0; i <LIST_SIZE; i++){ if(bitVal[i] == 1) printf(List[i]) }[/CODE] So, for Python, I just need to know how …  |
| | hi, I found on the net that to make a query one needs to create a dataset. therefore i have created a datatable to this dataset with 3 columns into into. Now i have created a query to display the information according to the query. the problem is that i … |
| | Hi, i'm new to C++ and i understand someone else has asked this question on this forum before. I read the replies but still don't know how to resolve my error. gcc version is 4.2.2. The linker error i encountered is build_products/shared/x86/sgos_native/debug/gcc_v4.4.2/ced.o: In function `CEA_Disk_lister::CEA_Disk_lister(CEA_Disk*)': ced.cpp:(.text._ZN15CEA_Disk_listerC1EP8CEA_Disk[_ZN15CEA_Disk_listerC1EP8CEA_Disk]+0x25): undefined reference to `vtable …  |
| | Hi gusy, Can any one suggest , how to install DBD::mysql on windows mechine. (Its eating my head). I tried all the possible ways , but its not installing. 1) I tried to install directly from cpan , failed 2) manually downloaded, and tried to install, still failing : showing … |
| | i have a regular expression that's supposed to match any string containing certain words in no particular order. the pattern is in PHP: [CODE]var $pattern = /^(?=.*\bword1\b)(?=.*\bword2\b)(?=.*\bword3\b).*$/gmi[/CODE] this pattern works well both in javascript and php but in SQL, it does not work. I searched and found out that some … |
| | Hi, in part of my app I have to load an XML file and read an Attribute from it to output in a MessageBox. The MessageBox is called from a click event on a DataGridView. The way I have the code below I get an error that my INT gSize … |
| | Hey guys! Hope you all doing well :) I have the following error in my assemblies: 'System.CodeDom.Compiler.CodeDomProvider.CreateCompiler()' is obsolete: '"Callers should not use the ICodeCompiler interface and should instead use the methods directly on the CodeDomProvider class. Those inheriting from CodeDomProvider must still implement this interface, and should exclude this … |
| | Hi I'm writing a piece of code to update a users password when they have forgotten it, but, for some reason I cannot seem to get it to work. It is always echoing out that the secret answer is wrong. It's probably something stupid that I have looked over, if … |
| | Hey guys~! I am working on a code and I am having some difficulties with it -- Basically I have a 3x3 grid of JButtons that represent the squares on a TicTacToe grid. The code seems to run fine but then after it determines a victor it crashes and says … |
| | Hai, I've been fiddling around with char, char* and string and thoroughly confusing myself as to what the actual differences are but all in all, I couldn't seem to figure out a way to edit a string/char/char* to do something like this automatically: [I]"File1.txt" "File2.txt" "File3.txt" etc.[/I] None of the … |
| | Hello, I am learning dictionaries and I need help. Here is a script and the task is to modify print_hist to print the keys and their values in alphabetical order. I imagine that the result should be like this: d 2 o 1 r 1 v 1 thing is I … |
| | Hi :) Well, I have an idea for a text based game that runs in the browser, but I have no idea how to code it. I am looking for someone who is good at coding and would like to help me out a bit! :) The game would be … |
| | Hi all, I would like to make a method that replace from a string the character k with x if the number of characters k is bigger than the x number, and the opposite replace. My code is : [CODE] class Replacing_class { public static String changeString(String str) { char … |
| | As the title suggests Any help for keypress action folks?? Do we have a keypress func in c++. I'm runnin Win Xp Dev c++  |
| | hey, i need both the import.sql.date; and import.util.date, at the moment im importing them like import.sql.*; import.util.*; How do i specify which library i want for any particular Date object?  |
| | All, I have a DataGridView bound to an XML file, then I add an unbound column of checkboxes to the DGV. [CODE] private void btnReconcile_Click(object sender, EventArgs e) { DataSet ds = new DataSet(); ds.ReadXml(txtPath.Text); DataSet modds = new DataSet(); DataTable dt = new DataTable(); dt = ds.Tables[0].Clone(); foreach (DataTable … |
| | [code] string sqlInsert = "INSERT INTO Transaction " + "(VIN, Price, TranDate, TranType) " + "VALUES('" + VIN + "', '" + price + "', '" + aDate + "', '" + transType + "')"; // check SQL string in Output window for debugging Console.WriteLine(sqlInsert); myDataAdapter = new OleDbDataAdapter(); //insert … |
| | This is my code to create a new file below. The main problem is that the program does not halt for entering file name and also the program creates a file .txt and doesn't save anything in it. Please Help [CODE]int newfile() { system("cls"); cout <<"\t\t-------------------------------------" <<endl; cout <<"\t\t| NEW … |
| | im having a problem with making stack with array converted to linked list so far this is my code ... [CODE]import java.util.*; public class Nkakainis { public static void main(String[] args){ Stack <String> istak = new Stack<String>(); String[] names = {"john", "mark", "peter"}; List<String> list1 = Arrays.asList(names); System.out.println("pushed " + … |
| | hello all, I need assistance on MS Access 2007 database with C#, I have a form with many textboxes.. and i need to store these userfilled data to my database! and after that I need to see detail of any perticular item form database!!! please say how to do this... |
| | So uhm...I want to do the bubble sort and i found a code but actually i don't really know what's missing...ok...sorry but i am just a newbie and not so average of logic(lol. :p). My goal here is to complete this code, 'cause i tried to run it but it … |
| | i have a form that is opening a popup page at some point but i can not get the value from the popup page that is selected from a gridview to the form. |
 | Hey guys, I know that the query is not good, but i CANT see the problem. Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in C:\XAMPP\xampp\htdocs\betania\modify.php on line 8 Could you please help me out? [CODE] <?php include "connection.php"; if(!isset($_POST[submit])) { $q = mysql_query("SELECT * FROM inscrieri WHERE … |
| | Hi, can anyone tell me how to access a specific memory location in C++ (I use Dev-C++ 4.9.9.2) without the OS giving me an error and stopping the execution of my prog? I've tried the following code on both WinXP and Win98, but they both gave me an error : … |
 | Hi buddies, I need to pass data among servlets and I find it very hard. What I have so far is passing it via session variable but that crashes my app now and then and seem to be bad approach. How do you transfer data among servlets without crashing the … |
| | Hello I am learning how to use setString() for "?" and using passwords in resultsets. my password ends up with the error [icode]java.sql.SQLException: Invalid cursor state - no current row.[/icode] Can this error be corrected? thanks. [code] run: driver tableName from xml: org.apache.derby.jdbc.EmbeddedDriver in StudentDAO.JAVA and in connect of the … |
| | I'd like to create a simple PHP form that will allow my website user to make a payment on their account with us using PayPal. I'd like them to enter their name, email address, account number, and the amount they'd like to pay. I would then like to pass this … |
| | Many of the student don't know how to find connection string, if they find then there will be some mistake. it's a simple idea to find connection string try it. and vote for it how to find connection string of any database or any server like, access or sql or …  |
| | Hello if I create newUser which is new StudentBean() why is StudentBean studentBean not equal newUser? [b] output [/b] [code] run: driver tableName from xml: org.apache.derby.jdbc.EmbeddedDriver in bCreatedTables: created table: createAdminTable created table: createPayeeTable created table: createStudentTable created table: createInstructorTable created table: createBookingTable created table: createInstrAvailableTable created table: createInstrumentTable created …  |
| | [CODE] function AdminValidate() { if(document.getElementById("txtdate").value=="") { alert("PLEASE ENTER DATE..."); return false; } <asp:DropDownList ID="drpAgentId" runat="server" AutoPostBack="True" onselectedindexchanged="drpAgentId_SelectedIndexChanged" onchange ="return AdminValidate()" > [/CODE] as in above code it works fine if txtdate is empty it alerts a but when textdate is not empty then it does nothing i mean i want … |
| | [COLOR="Red"]I just want to know that how to make a (NoOfChildrens)[B][I]tinyint[/I][/B] data type to an [B][I] unsigned tinyint[/I][/B] data type through SQL Server Management Studio Express ?[/COLOR] Where 'NoOfChildrens' is a column in table named Family in the database. |
| | I have created a DLL file using VB6.0 and the registered the DLL into another server. Now I have created a DTS Package (ActiveX Task) which will create object of the DLL and call a particular function. The problem is when I execute the DTS task from my ID, everything … |
| | Hello All, I have been trying to send data to a pole display i.e. DigiPos WD202, I am trying to use the following code but nothing appears on the display [B]Procedure CSPortWrite(PortID, PortData : string); var f: THandle; NumberWritten : dword; begin NumberWritten := 0; //assigns the stream to the … |
| | The two characters (one, two) have the same values generated. How can I make them have different numbers generated? Currently, the out put is: "The character has 2 eyes, an age of 66, and 8 legs. The character has 2 eyes, an age of 66, and 8 legs." I want …  |
 | Hello, This is my first post on DaniWeb and will probably not be the last so I hope I'm doing this right: I'm currently working on a Sudoku Solver that allows the user to type in the name of a Sudoku text file that looks like this: 6 8 . … |
| | I am working on updating a database where some measurements are stored as text. The updates I'm making are to let the engineers that use it convert their measurements into different units. Long story short, the numbers must be kept as text for a couple reasons that I won't go …  |
| | Hi, I am a tester and new to python. The code in bold should execute only if the webpage has the text 'BUILD COMPLETE'. This text is between the <th> tag and this is found using DataParser class. [CODE] URL = "http://11.12.13.27:8080/cruisecontrol" from urllib2 import urlopen from HTMLParser import HTMLParser … |
| | I'm writing Conway's game of life for a school assignment. I have a text file with coordinates of the initial locations with bacterium. All I need to know is how to tell java to compare a coordinate in the matrix to a coordinate from the file. The pairs are listed … |
| | I will order Visual basic 6.0 soon and I wonder what the differences are between the Professional and the Enterprise package? It is crucial that the OLE tools and the "Package & Deploy Wizard" are included. Are these tools included in both the packages? |
| | Is there any reason not to echo content like this: [CODE] <!--Some content up here--> <?php if($variable === true) { ?> <span>Some Content</span> <img src="some_img.png" alt="img"/> <?php ;} ?> <!--Some more content down here--> [/CODE] Or should I be directly echoing everything that is dynamic? |
| | Hi all... I have a text box in a popup window and i need to pass the value from the textbox to the parent page.My problem is iam able to pass the value at the 1st time,but the next time when i try to do this im not getting the … |
 | Hi friends..... As when i am doing this task and found know help .............. here i am putting steps for importing data from Excel sheet into SQL Server 2003. How to Import data from excel sheet to SQL Server Note : - Sheet should be exactly same as Table in …  |
| | i need help, for some reason i cannot remove items that i have added to my JPanels the welcome.remove will is causing a problem [CODE]// The "RunescapeCalc" class. import java.awt.*; import hsa.Console; import javax.swing.*; import java.awt.event.*; import sun.audio.*; import java.io.FileInputStream; import java.math.*; public class Game1 extends JFrame implements ActionListener { … |
| | As you probably know, Shell sort is typically written with a base of insertion sort, as shown below: [code]for (ctr = numGaps - 1; ctr >= 0; ctr--) { k = gapSeq[ctr]; /* Insertion Sort Begins Here */ for (j = k; j < size; j++) { tmp = array[j]; … |
| | Hi, I have a dataGridView that has 2 columns called (style & type) and I want to have a click event that only fires on the (type) column. I can code it so it works on both but for my app that is a little untidy. I have searched a … |
| | I cannot seem to get the array to work and display the second and third loans, only the first one displays. Here is what I need to clarify the situation. I added the array to the program and it only works for the first loan. Can someone point me in …  |
| | Why am i getting this error: Warning: mysqli_fetch_assoc() expects parameter 1 to be mysqli_result, boolean given in /Users/Joli/Sites/TestSite/index.php on line 47 [code] $conn = mysqli_connect("localhost","sql","password","db") or die("Query died: Connect"); $checkSql="select count(id) as eCount from address"; $result = mysqli_query($conn,$checkSql); $row = mysqli_fetch_assoc($result); if($row['eCount'] == 6){ $disable = 1; } [/code]  |
| | Is it possible to change the CSS class of an entire table row using JavaScript? |
| | is it possible to use PHP to update an RSS feed. I dont already have the RSS feed created, but my site is finished, well for now it is, and want to know if it is possible to do this. My site is scripted using PHP and and every time … |
| | Since Visual Basic 2008 Express Edition have no Crystal Report template included. Is there Other way to show Report/Log data similiar way? Maybe by MS Excel? Or MS word? Any hint or Idea will be wellcome^^ many thanks. |
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