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kummu4help
kummu4help
Last Activity: May 19 '09, 10:27 AM
Joined: Nov 18 '08
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  • kummu4help
    replied to how to draw rectangle on applet based on mousedrageven
    in Java
    hi
    i modified my code as follows.
    but now the rectangle is visible on the applet only after i release my mouse. but now i am able to draw multiple rectangles. the only problem is i can not see the rectangle while dragging the mouse.
    Code:
    import java.applet.*;
import java.awt.*;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.MouseEvent;
    ...
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    • kummu4help
      started a topic how to draw rectangle on applet based on mousedrageven
      in Java

      how to draw rectangle on applet based on mousedrageven

      hi,
      i want to draw rectangle based on mousedrag event. if user dragging the mouse, then the rectangle on the applet should increase or decrease basing on current mouse coordinates.
      i have the following code.

      in the following code i am using SelectionArea class which extends a canvas on which i am performing drawing operation. i am using image variable in this class for double buffering to reduce flickering and to save the...
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      • kummu4help
        started a topic how to get count from 3 different tables
        in MySQL

        how to get count from 3 different tables

        hi,
        i am using mysql. i have 3 tables with following structures. these are not actual tables i am working on.

        table A
        id varchar(16),nam e varchar(255),In Date datetime

        table B
        id varchar(16),nam e varchar(255),In Date datetime

        table C
        id varchar(16),nam e varchar(255),In Date datetime

        what i want to do is obtain no of rows from each table that satisfies the following...
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        • kummu4help
          started a topic how to change color of option tag in select
          in HTML CSS

          how to change color of option tag in select

          can i use like this
          Code:
          <select name="test" >
<option value="1">option</option>
<option value="2"><p style="background-color:#FF0055;">again</p></option>
</select>
          i don't want to use style in the option tag.
          because i am getting the option text from database.
          so i want to apply style to the...
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          • kummu4help
            started a topic how to convert mysql null as 0 in php
            in PHP

            how to convert mysql null as 0 in php

            hi,
            i am executing a query in php.
            the query returns a result set which may contain NULL for some of the columns

            i want to display this result set as a table.

            when a column has null value i want to display it as 0

            here i am not allowed to use any conditional statement.

            so is there any built in function either in php or mysql that solves my problem

            thanks for...
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            • kummu4help
              started a topic what happens to form data if we destroy session
              in PHP

              what happens to form data if we destroy session

              Hi,
              i am posting data from a.php to b.php;
              a.php is something like this
              Code:
              <html>
<head>
<body>
<form method="post" action="b.php">
</form>
</body>
</html>
              b.php is something like this
              Code:
              <?
session_start();
session_destroy();
//i will get data here using  $_post functions
?>
              ...
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              • kummu4help
                replied to free hosting sites
                in General
                Thanks numberwhun,
                but they are not supporting java
                See more | Go to post

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                • kummu4help
                  started a topic free hosting sites
                  in General

                  free hosting sites

                  Hi
                  can any one tell me about free hosting sites that offer support to java
                  i have an ad free account in x10Hosting | Home
                  but it supports only php.

                  i want to know free hosting sites for java without ads.

                  also i would like to know about any free hosting sites other than x10hosting.com that offer adfree account
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                  • kummu4help
                    replied to regex for password validation - convert PHP regex to JavaScript regex
                    in Javascript
                    Hi acoder,
                    the following regex was working fine for me in javascript.
                    i forgot to place the $ sign at the end



                    now i want to improve this so that it can work for caseinsensitive also.
                    but i don't know where to put the i (case insensitive) in the above regex
                    can u help me please.......
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                    • kummu4help
                      replied to regex for password validation - convert PHP regex to JavaScript regex
                      in Javascript
                      convert php regex to javascript regex

                      Hi
                      i have the following regex in php and it's working fine for me
                      Code:
                      if(false===(preg_match("/^(?=.*\d)(?=.*[a-z]).{6,8}$/", $sInput) > 0))
{
return false;
}
                      but i want to use the same regex in javascript for the sake of client side validation
                      can anyone tell how i can use the same regex in java script
                      the regex should test the following...
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                      Last edited by acoder; Dec 1 '08, 02:04 PM. Reason: changed quote to code tags

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                      • kummu4help
                        replied to regex for password validation - convert PHP regex to JavaScript regex
                        in Javascript
                        now i am trying with the following
                        Code:
                            if(false===(preg_match("/^(?=.*\d)(?=.*[a-z]).{6,8}$/", $sInput) > 0))
	{
		return false;
	}
                        it's working fine.
                        but i want to use the same expression in javascript also for client side validation

                        can any one tell me how i can use the same regular expression in javascript.
                        i am trying with following but it's not working
                        Code:
                        	var regex=/\(?=.*\d\)\(?=.*[a-z]\).{6,8}/;
                        ...
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                        • kummu4help
                          replied to regex for password validation - convert PHP regex to JavaScript regex
                          in Javascript
                          at present i am trying with the following code

                          can anyone improve it to suite my requirements which i specified above...
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                          • kummu4help
                            started a topic regex for password validation - convert PHP regex to JavaScript regex
                            in Javascript

                            regex for password validation - convert PHP regex to JavaScript regex

                            can anyone give me a regex to validate the password with following conditions



                            hope i am clear.
                            i tried with ctype_alnum() function in php but it is accepting if all characters or either alphabet or digit. but i want to enforce atleast one alphabet and one digit should be in password

                            can any one give me a regex for this pls........
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                            • kummu4help
                              started a topic need to display error msg in a divtag under tr tag
                              in Javascript

                              need to display error msg in a divtag under tr tag

                              Hi,
                              i have a following form.
                              Code:
                              	<form id="frm_signup">
	<b>please fill the following registration form.All the fields are compulsory</b><br/><br/>
		
		<table border="0" cellpadding="" cellspacing="" id="register-table"> 
		
		<tr> 
		<td >Username</td><td>:<span style="color:#FF0066">*</span></td>
                              ...
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