Dynamically Loading Child Dropdowns Using Parent Dropdown Selection Efficient management of dropdown menus is a common requirement in web development, especially when creating dynamic forms. This blog explores a simple and scalable approach to dynamically loading child dropdowns based on the selected option in parent dropdowns using a single jQuery Ajax function. Key Highlights of the Method Unified Ajax Call: A single Ajax function handles multiple dropdown relationships, reducing repetitive code. Dynamic Data Preparation: Based on the parent dropdown's ID, relevant data is passed to the server to fetch the required child dropdown options. Enhanced User Experience: Child dropdown options update instantly, ensuring responsiveness and interactivity. The JavaScript Solution Below is the JavaScript code using jQuery for dynamically updating child dropdowns: $ ( document ). ready ( function () {   // Unified Ajax Call for Dropdown Updates   $ ( '.rnscall' ). on ( 'chang...

 In this post we will going to explain the CSS margin property  margin: 0 0 10px; The margin CSS property sets the margin area on all four sides of an element. It is a shorthand for margin-top, margin-right, margin-bottom, and margin-left. CSS margin short hand code can be a bit confusing at first. margin: 0 0 10px;  Top margin = 0 Right/Left margin = 0 Bottom margin = 10px or pixels margin: 30px;   //All four margins are 30px margin: 10px 40px;  //Top & Bottom margin = 10px, left & right = 40 margin: 10px 20px 30px; // top=10, left/right=20, bottom=30 margin: 10px 20px 10px 20px;  // Top=10, Right=20, Bottom=10, Left=10  

Method 1: The method will display group wise duplicate leads. SELECT     eabhyasa_id, eabhyasa_name, eabhyasa_email, eabhyasa_mobile,stage_name,count(*) no_of_records FROM rns_leads as L     left join rns_stages as S on S.stg_id= E.eabhyasa_stg_id GROUP BY eabhyasa_email, eabhyasa_mobile HAVING count(*) > 1  Method 2: The below method will display all duplicate leads SELECT L.eabhyasa_id, L.eabhyasa_fname, L.eabhyasa_email, L.eabhyasa_mobile,S.stg_name, case when E.eabhyasa_cp_type=0 then "-" when E.eabhyasa_cp_type=1 then "Fssess" when E.eabhyasa_cp_type=2 then "full" when E.eabhyasa_cp_type=3 then "part1" when E.eabhyasa_cp_type=4 then "part2" when E.eabhyasa_cp_type=5 then "part3" when E.eabhyasa_cp_type=6 then "part4" end as Payment_Stage FROM rns_leads L left join gti_stages as S on S.stg_id= E.eabhyasa_stg_id INNER JOIN ( SELECT eabhyasa_email, eabhyasa_mobile,count(*) no_of_records FROM gt...

Use below HTML code to Check all radio buttons <input type="radio" class="presnt_all" name="emp_attendance" id="emp_attendance" value="1"/>All Present <input type="radio" class="absent_all" name="emp_attendance" id="emp_attendance" value="2"/>All Absent <input type="radio" class="leave_all" name="emp_attendance" id="emp_attendance" value="3"/>All Leave <input type="radio" class="presnt_att" name="emp_attendance1" id="emp_attendance1" value="1" />Present <input type="radio" class="absent_att" name="emp_attendance1" id="emp_attendance1" value="2" />Absent <input type="radio" class="leave_att" name="emp_attendance1" id="emp_attendance1" value="3" />Leave...

By Using below code we are able to remove www and force https from URL using htacces   RewriteEngine On   RewriteCond %{HTTP_HOST} ^www.greenrobot.com$ [NC] RewriteRule ^(.*)$ https://greenrobot.com/$1 [R=301,L]   RewriteCond %{HTTPS} off RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [R,L]   Or   <IfModule mod_rewrite.c> RewriteEngine on RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC] RewriteRule ^(.*)$ https://%1/$1 [R=301,L] RewriteCond %{HTTPS} !=on RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L] </IfModule>

Method 1: str = "~test content ~thanks ok ~eabhyas.blogspot.com";    strFine =str.substring(str.lastIndexOf('~')); console.log(strFine ); Output: ~eabhyas.blogspot.com Method 2: str = "~test content ~thanks ok ~eabhyas.blogspot.com";    console.log(str.split('~').pop()); OR str = "~test content ~thanks ok ~eabhyas.blogspot.com";  var parts = str.split("~"); var what_you_want = parts.pop(); Output: eabhyas.blogspot.com Method 3: str = "~test content ~thanks ok ~eabhyas.blogspot.com";    arr = str.split('~'); strFile = arr[arr.length-1]; console.log(strFile ); Output: eabhyas.blogspot.com

The below simple php function is used to update data into MySql database with out manually filling the update mysql query with input filed names. Function: function update_Defined($table, $data, $condition){     // update('table', array_map('trim',$_POST),'id='.$_POST['p_id']);     global $db;     $query = "UPDATE `" . $table . "` SET ";     $fis = array(); $vas = array();        foreach ($data as $field => $val){         $fis[] = "`$field`";         $vas[] = "'" . mysqli_real_escape_string($db,$val) . "'";     }        foreach ($fis as $key => $field_name) {         $fields[$key] = $field_name;         if (isset($vas[$key])) {             $fields[$key] .=...

The below simple php function is used to insert data into MySql database with out manually filling the insert mysql query with input filed names. Function: function insert_Defined($table, $array,$ins=''){   // insert('table', array_map('trim',$_POST));     global $db;     $query = "INSERT INTO" . ' ' . $table;     $fis = array(); $vas = array();         foreach ($array as $field => $val) {         $fis[] = "`$field`";         $vas[] = ($val != "NOW()") ? "'" . mysqli_real_escape_string($db,$val) . "'" : "NOW()";     }         $query .= "(" . implode(",", $fis) . ") VALUES (" . implode(",", $vas) . ")";     //echo $query;exit;     Query($query);if(!empty($ins)){$ins_id=mysqli_insert_id($db);return $ins_id;} } Form: ...

The below function is used to calculate number of working days in a month. Function Calling: $no_days= rns_countDays ($row['date'],array(0, 6)); Function: function rns_countDays($date, $ignore) {      //echo countDays(array(0, 6), start_date, end_date);     $count = 0;     $ndays=0;     $now=date("Y-m-d");     $month=date("m",strtotime($date));     $year=date("y",strtotime($date));            if($month==date("m") && $year==date('y')) { //Date diff month start date to current date         $from_date = new DateTime($year.'-'.$month.'-01');         $to_date = new DateTime($now);         $days_diff=$from_date->diff($to_date); //echo $days_diff->d;         $ndays=$days_diff->format("%a");     ...

SplitLines is a lightweight jQuery plugin which allow you to split  block of text into  multiple lines using specific html tag(s) and defined width & line height .  SplitLines ( $.splitLines() ) is a jQuery plugin that splits new lines of wrapped text into their own HTML elements, allowing you to animate or operate on each line individually. Works with nested HTML tags as well. splitLines() takes a block of text and splits it up into separate lines based on the width of the box or a width passed to the function. Requirements jQuery 1.4.2 or later How to Split Text By Lines Include required libraries on page. <script src="//code.jquery.com/jquery.min.js"></script> <script src="jquery.splitlines.js"></script> HTML: Below is the sample text which need to split into lines. <div id="mycontent">     This is an <strong>example</strong> of some long text     that we want to split into lines. </d...

Today we are going to share awesome lightweight CSS plugin to beautify the default checkboxes. The beautiful-checkbox.css library allows you to beautify and change styles, sizes, and positions of the native checkbox inputs with pure CSS.

Today eabhyas come up with a Query String function. This function is useful to get the Query String from URL. This Function is used to get current filename with first parameter(Query String) from URL using PHP function . Function: function rns_QueryString_first($incomingURL){     preg_match('/[^&]+/', $incomingURL, $match);     return $outgoingURL = $match[0]; } Example: $path="property_add?id=3&aa=aa&b=123"; define('RNSFIFQ', rns_QueryString_first($path)); echo RNSFIFQ; Output: property_add?id=3

This simple PHP function is used to Remove Duplicate QueryStrings from URL. Function: function rnsQueryString_dupremov($qstring){     if(!empty($qstring)) {     $vars = explode('&', $qstring);     $final = array();     if(!empty($vars)) {         foreach($vars as $var) {             $parts = explode('=', $var);                 $key = $parts[0];             if(!empty($parts[1])) { $val = $parts[1]; } else {$val="";}                 if(!array_key_exists($key, $final) && !empty($val))                 $final[$key] = $val;         }     }     return...

Country dropdown list with country name as value: <!-- Country dropdown list by ahandy --!> <select>     <option value="Afghanistan">Afghanistan</option>     <option value="Albania">Albania</option>     <option value="Algeria">Algeria</option>     <option value="American Samoa">American Samoa</option>     <option value="Andorra">Andorra</option>     <option value="Angola">Angola</option>     <option value="Anguilla">Anguilla</option>     <option value="Antartica">Antarctica</option>     <option value="Antigua and Barbuda">Antigua and Barbuda</option>     <option value="Argentina">Argentina</option>     <option value="Armenia">Armenia</option>     <option value="Ar...

JavaScript: <script src="JavaScript/jquery-1.10.2.js" type="text/javascript"></script> <script type="text/javascript">     $(function() {         // this will get the full URL at the address bar         var url = window.location.href;         // passes on every "a" tag         $(".topmenu a").each(function() {             // checks if its the same on the address bar             if (url == (this.href)) {                 $(this).closest("li").addClass("active");                 //for making parent of submenu active         ...

The below PHP function used to Populate HTML Dropdown List from Array Values. Function : <?php function rnsdrop_Array($arr,$selids,$title='Select'){     print"<option value='0'>".$title."</option>";     foreach($arr as $id =>$name) {     if($selids==$id && $id!=0)         print "<option value=\"".$id."\" selected>".stripslashes($name)."</option>\r\n";     else if($id!=0)         print "<option value=\"".$id."\">".stripslashes($name)."</option>\r\n";     } } ?>   The below example explains how to generate dropdown list with array values using simple PHP function.   Example: <?php $arr=array(0=>'-',1=>'East','West','North','South'); rnsdrop_Array($prop_facing, @$row['prop_facing'],"Select Property Fac...

base64_encode and base64_decode: (PHP 4, PHP 5, PHP 7) base64_encode — Encodes data with MIME base64 Syntax: string base64_encode ( string $data ) Encodes the given data with base64.   Example: <?php $str = 'eabhyas.blogspot.com'; echo base64_encode($str); ?> Output:   ZWFiaHlhcy5ibG9nc3BvdC5jb20= (PHP 4, PHP 5, PHP 7) base64_decode — Decodes data encoded with MIME base64 Syntax: string base64_decode ( string $data [, bool $strict = false ] ) Decodes a base64 encoded data . Example: <?php $str = 'ZWFiaHlhcy5ibG9nc3BvdC5jb20='; echo base64_decode($str); ?> Output:   eabhyas.blogspot.com Function : <? function sscb64ende($s,$t=0){     if($t==0){         $v=base64_encode($s);         $v = strtr($v, '+/=', '-_,');     } else {      ...