52 Solved Topics
Remove Filter  | Hi there, I am having difficulties with integrating [datatables](http://datatables.net/). Somehow, my data is being lost/weirdly modified when putting it in my response variable. foreach($aaData as $aData) echo "-".$aData."<br>"; foreach($aaData as $aData) $response['aaData'][] = $aData; My first foreach loop outputs data, and what I see is what I expect. However, when … |
| | Hi guys, I am using tinyMCE editor. In my textarea, I want to let user type some html like <table></table> and store that in db just like that, <table></table>. However, what I am getting is: <table></table> Now, if I go to the edit form for the item that contains that … |
| | Hey there, I have a question regarding the builder pattern that I need someone with more experience to clarify for me. I have this User class that has an inner, public static Builder class that has the same fields as User as well as the corresponding setter methods. Now, the … |
| | Hey there, I need help with writing a query so I figured I'd ask here. Let me thank you in advance for your answer. I need to see how often a value inside a certain column appears in a table. Say for example I have a table Person, that has … |
| | hey there, I have two classes with a one-to-many relationship. For ilustration: public class Customer { Business business; Date created; } public class Business { } Now, when I do the following: new StringBuilder().append("SELECT business FROM ").append(Customer.class.getName()) it works perfectly fine. However, when I include filtering based on created field … |
| | Hello everyone, I am puzzled... when I run a JUnit test, there is no main method in the class and it still runs. Alo, a java/maven web app does not have a main anywhere. My assumption is that it is hidden somewhere on some class I somehow extend or something. … |
| | Hey there, I have a jsp page and a checkbox inside it: <input type="checkbox" name="some" onchange="test()">Check me</input> I also have this function: function test() { out.println("checkbox checked status changed"); } I want the function test to be invoked every time I check/uncheck my checkbox. It is not working. Since I … |
| | Hey there, I need help with a query. The typical situation is like this: I expect, say, 1000 rows out of a query that is based, say, on lastName column. One column is, say, firstName. I know I only have like twenty unique names that occur on multiple rows. I … |
| | Hey there, I have the following code: int[] x = new int[7]; System.out.println(x.lengnth); x.length = 10; System.out.println(x.length); Of course, line three causes a "cannot assign a value to final variable length". However, line one does assign seven to that variable, length. Now, I have written a Testing class where I … |
| | Hey there, I have these three tables: A, B, and C. A has a one-to-many relation with both B and C. Right now, what I am doing is: I run a select query on A. I put the results on an array, lets say aArray. For each row in the …  |
| | hey there, I am trying to set up tomcat on my computer (I am so new to this, I am not even sure I am explaining my problem correctly.) I was told to install XAMPP. I did using the installer that appache's web site offers. It says that the installer …  |
| | I believe the title of my thread explains what I am trying to do... I have a .class file, I need to look at the code has generated the .class. is this possible, and if yes, can you tell me how?  |
| | Hey there, I am trying to build an application that listens to my mouse. once I click on my panel, it reads the x, y coordinates of the point I clicked on. Second time I click the panel, it reads the x, y coordinates of this other point and draws … |
| | Hey there, the following is what I get when I perform a typical query on my database: +--------+----+---+---+----------+ | length | id | l | p | username | +--------+----+---+---+----------+ | 50 | 12 | 1 | 1 | bibiki | | 50 | 12 | 1 | 2 | … |
| | hey there, as part of my application, I build an array of arrays. So, what I have is this: [CODE] $mainArray = array(); $mainArray = $somearray;//as built with results from a query $mainArray = $someOtherArray;//built same as above //I want to iterate: foreach($mainArray as $array) { foreach($array as $dataArray) { … |
| | hey there, I need an idea on how to store some information in a database. Let us assume that I want to build an application that allows a user to record what bars he visited each day. The number of bars is variable, and a user typically visits more than … |
| | hey there, I am trying to test strings using regex to make sure that the string may represent a monomial. that is, it must be 123123213x^213123. I am having difficulties to find any helpful information on how to test for ^. I am trying this: [+|-][0-9]*[.][0-9]*[x\^]? but I get a … |
| | Hey there, I am building a small database app where I allow users to input and retrieve information in and out of database. As part of my application I have this table courses and a java file Course.java that models a Course object. My Course objects have field variables courseID, …  |
| | Hey there, I am trying to build a small survey for a homework assignment. So, I have the following code: [CODE] $con = mysql_connect("localhost","user", "mypassword"); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("mydatabase", $con); $slq = "INSERT INTO results VALUES('', '', '', '', '', '', '', '', … |
| | Hey there, I built the following app; A frame that with three sections inside it. Each section is actually a panel. The first panel is a form I use for saving soccer matches on my database; The second holds only one button that reads textfields from the form above and … |
| | Hey there, I am aware of GridLayout, BorderLayout and FlowLayout classes. However, I find them not to work satisfactorily well for me when trying to layout the entire content in a frame. What I usually do is this: I identify parts that I want in my window. For each part, … |
| | hey there, I am trying to build a small around soccer/football matches. So, I have built a class that models a Match (Match.java). It only contains field variables like hostid, guestid, matchid, result, and such, and setter and getter methods. When I retrieve matches from my sqlite database, I build … |
| | hey there, in Java, I can take a text file and build a two dimensional array out of it. I hope I can do that in PHP as well but I can't seem to be able to do it. these are the specifics of my problem: I have an xml …  |
| | hey there, I am trying to write a simple script that lets me remove lines from a file. I have an elementet.txt file that contains one-word lines. I thought that if I put the file lines onto an array, and then put back the array elements back on file, excluding … |
| | Hey there, seems like this part of DaniWeb is not as active as other parts, but in hope I get an answer, I'm asking. I have this xml file: [CODE] <?xml version="1.0" encoding="ISO-8859-1"?> <?xml-stylesheet type="text/xsl" href="site.xsl"?> <navigation> <link> <name>About</name> <content></content> <target>www.google.com</target> </link> <link> <name>Friends</name> <content></content> <target>www.google.com</target> </link> <link> <name>Archive</name> <content></content> … |
| | Hey there, I might not be able to accurately describe my problems, but I'll do my best. I am taking these tutorials on adobe website that walks me through building a flex web application. In order to take the tutorials, I needed to previously deploy a war file that sets … |
| | hey there, I have this java 3D home assignment I need help with. I would greatly appreciate it if someone could direct me to a solution. I need to build create a 3 D digital clock and add some key navigation to it. I managed to add the key navigation … |
| | hey there again, I am trying to build a small mechanism that lets me store product names and prices on a produktet.txt file. the file should hold lines as follows: product1 price1 product2 price2 . . productN priceN So, I built a small panel with three rows and one column. … |
| | hi again, I think I installed Java 3d correctly... I can compile code, but the code won't run. this is the error I am getting: [QUOTE] # # A fatal error has been detected by the Java Runtime Environment: # # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0949c964, pid=3832, tid=3604 # # JRE … |
| | I have this file that contains an instance of some Machine object. When I compile the file I have, it says that the class uses a deprecated API, meaning the Machine object. I tried looking for it in [URL="http://download.oracle.com/javase/6/docs/api/"]this[/URL] link, but I find nothing. I was wondering if anyone who … |
| | I have been thinking of making a graphing calculator for practice. However, I do not know how to assign to a variable an expression. What I exactly mean is: let's say x is a variable, and y a function of x. I can just define the function inside the code, … |
| | hey there, I have the following piece of PHP code to retrieve a list of files on a directory, and then build links to each file: [CODE] <?php $dir=""; // Directory where files are stored if ($dir_list = opendir($dir)){ while(($filename = readdir($dir_list)) !== false){ ?> <li><a href="<?php echo $filename; ?>"><?php … |
| | hey there, I havbe the following html and css files: [CODE] <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US"> <head> <link rel=StyleSheet href="style.css" type="text/css"> <title>My site</title> </head> <body> <div id="con"> <div id="navigation"> <ul> <li><a href="http://gagi.zxq.net/star.html">About me</a></li> <li><a href="http://gagi.zxq.net/ekes.html">Blog</a></li> <li><a href="http://gagi.zxq.net/mbretereshat.html">Links</a></li> <li><a href="http://gagi.zxq.net/bouncingball.html">News</a></li> </ul> </div> <hr> <div id="main"> … |
| | hey there, I am trying to make my first connection to a mysql server with java. I took the following code from another thread: [CODE] import java.sql.Connection; import java.sql.DriverManager; public class Connect { public static Connection ConnectDB() { Connection conn = null; try { String userName = "root"; String password … |
| | hey there, I downloaded the jxbrowser package that comes in the following folder jxbrowser-2.8-cross-desktop-win_mac_linux . I put it on a directory JavaBrowser on my desktop. I tried writing a java class that makes use of the package but my compiler complains for absence of the package. anyways, after reading the … |
| | hey there. I have the following code. I am trying to build an applet that displays all possible (92) ways of arranging eight queens on a chess board with no two of them on the same column, row, or diagonal. I built this as an application and it ran fine. … |
| | I am trying to build an application that finds all possible ways of arranging 8 queens on a chess board in such a way that no two of them are on either the same row, column, or diagonal. I am also trying to do this applying what I think is … |
| | Hello people. I have the following class. [CODE] public class Model{ private Kutia[][] c; public Model(Kutia[][] x){ c = touch(x); } public void touch(Kutia[][] k){ for(int i = 0; i < 8; i++){ for(int j = 0; j < 8; j++){ if(k[i][j].occupied()){ touchHorizontal(k, i, j); touchVertical(k, i, j); } } … |
| | hey there, I have the following code: [CODE] import java.io.*; public class Karakters{ public static void main(String[] args) throws IOException{ FileWriter in = new FileWriter("karakters.txt"); PrintWriter outfile = new PrintWriter(in); char x = 'A'; for(int i = 0; i < 300; i++){ System.out.println((i + 1) + " " + (char)(x … |
| | I am working on this exercise: Write an application that asks its user to type a complete sentence on one line. The application then displays in the console window the words in the sentence, one word per line, less any punctuation. I have the following code: [CODE] import javax.swing.*; import … |
| | I have the following code as taken from the book I read from: [CODE] import java.awt.*; import javax.swing.*; /** Frame1 is a frame with a label and a button */ public class Frame1 extends JFrame { /** Constructor Frame1 creates a frame with a label and button */ public Frame1() …  |
| | I have the following code: [CODE]import java.util.*; public class Final{ private double guess = 1; public Final(double x){ root(x); } public double root(double b){ double rez = -1; if(Math.abs(guess*guess - b) < 0.001){ rez = guess; } else{ guess = (2/guess + guess)/2; rez = root(b); } return rez; } … |
| | Can someone please explain why is the following code outputting some Chinese instead of breaking down the string passed in the function into an array. [CODE]<?php // define URL $url = "http://www.somewebsite.com:80/community/columns/trog/article.php?id=79&page=2"; // parse URL into associative array $data = parse_url($url); // print URL components foreach ($data as $k => …  |
| | hey there, I have two pieces of code that I expected would behave the same. However, what I noticed is that one of them works fine, the other does not at all. I need help from someone experienced to explain what's going on under the hood. the code that does … |
| | hey there, I have the following code: [CODE] String[][] candidates = new String[4][3]; for(int i = 0; i!=4; i++){ for(int j = 0; j!=3; j++){ switch (j){ case 0: {candidates[i][j] = JOptionPane.showInputDialog("Give name of candidate " + i);} case 1: {candidates[i][j] = JOptionPane.showInputDialog("Give address of candidate " + i);} case … |
| | what's up? I have the following php code: [CODE]<?php //chose the file $file = 'C:\Program Files\EasyPHP-5.3.2i\www\test\dump.txt'; //open the file in writeable mode $data = fopen($file, 'w'); //add the new element to it fwrite($data, $data.'gagi'); //close the file fclose($data); ?>[/CODE] I expect it to keep whatever is in the file and … |
| | hey there. I have been struggling with separating classes in java and figuring out what methods go in what classes. when i build my apps in one file, i do them right, but when i try to separate classes, i mess up. like for example: I have these two classes: …  |
| | hey there, I am trying to install ubuntu 9.10 in my pc. as instructed, I burned the iso file I took from ubuntu site into a cd and restarted my computer. after that, I was promted for the language I want to use. I chose english, then when offered four … |
| | hey there. first off, i hope i posted my question in the right forum. second, i thank you in advance for an answer. i have two short batch files: 1. shutdown - s - c "my message" - t 20 i expect this to shut down my computer in twenty … |
| | hey there, I have the following code: [CODE]import java.awt.*; import javax.swing.*; public class TabelaEShahut extends JPanel{ public static void main(String[] args){ new TabelaEShahut(); } public TabelaEShahut(){ JFrame f = new JFrame(); f.setSize(500, 500); f.setVisible(true); f.setTitle("shah"); f.getContentPane().add(this); } public void paintComponent(Graphics g){ g.setColor(Color.white); g.fillRect(0, 0, 700, 700); g.setColor(Color.red); g.fillRect(50, 50, 400, … |
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