How to install gnome3 on ubuntu

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This article will help you to install gnome3 on ubuntu. people who are not interested in using unity can install gnome environment on their ubuntu machine.Gnome3 now comes with various new features

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How to install curl on ubuntu

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We only need to run following commands to install CURL for PHP on Ubuntu

srinu@ebiz:~$ sudo apt-get update

srinu@ebiz:~$ sudo apt-get install php5-curl

srinu@ebiz:~$ sudo service apache2 restart

Birthday Dropdown using html and js validation

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Birthday Dropdown using html and js , validation for selected year is not leaf year the day will show only 28 days

<html>
 <head>
 <script type="text/javascript">
  function call(){
 var kcyear = document.getElementsByName("year")[0],
  kcmonth = document.getElementsByName("month")[0],
  kcday = document.getElementsByName("day")[0];
       
 var d = new Date();
 var n = d.getFullYear();
 for (var i = n; i >= 1950; i--) {
  var opt = new Option();
  opt.value = opt.text = i;
  kcyear.add(opt);
    }
 kcyear.addEventListener("change", validate_date);
 kcmonth.addEventListener("change", validate_date);

 function validate_date() {
 var y = +kcyear.value, m = kcmonth.value, d = kcday.value;
 if (m === "2")
     var mlength = 28 + (!(y & 3) && ((y % 100) !== 0 || !(y & 15)));
 else var mlength = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][m - 1];
 kcday.length = 0;
 for (var i = 1; i <= mlength; i++) {
     var opt = new Option();
     opt.value = opt.text = i;
     if (i == d) opt.selected = true;
     kcday.add(opt);
 }
     }
    validate_date();
  }
 </script>
 </head>
   <body>
        <div class="register-form-row">
      <div class="register-form-row-col">Date Of Birth :</div>
      <div class="register-form-row-col">Month :<select name="month" onchange="call()" >
         <option value="">select</option>
         <option value="1">Jan</option>
         <option value="2">Feb</option>
         <option value="3">Mar</option>
         <option value="4">Apr</option>
         <option value="5">May</option>
         <option value="6">Jun</option>
         <option value="7">Jul</option>
         <option value="8">Aug</option>
         <option value="9">Sep</option>
         <option value="10">Oct</option>
         <option value="11">Nov</option>
         <option value="12">Dec</option>
        </select>
        Day :<select name="day" >
           <option value="">select</option>
          </select>
        Year:<select name="year" onchange="call()">
           <option value="">select</option>
          </select>
               </div>
       </div>
   </body>
</html>

Demo

Date Of Birth :

Month : select Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day : select Year: select

Get the value from a select box and display their value.Using jQuery

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Display select box selected value using jQuery......

<html lang="en">
 <head>
   <script src="http://code.jquery.com/jquery-1.9.1.js"></script>
 </head>
  <body>
  <p></p>
 <select id="kc">
   <option>knowledge</option>
   <option>cornor</option>
   <option>knowledgecornor</option>
   <option>srinu chilukuri</option>
 </select>
 <script>
   function displayVals() {
   var singleValues = $("#kc").val();
   $("p").html("<b>value:</b> " +
   singleValues );
   }
   $("select").change(displayVals);
   displayVals();
 </script>
 </body>
</html>

Demo:

knowledge cornor knowledgecornor srinu chilukuri

Facebook Slide Out Like Box Widget For Blog Or Website

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Stylish facebook like box widget is design and it will slide out smooth when you place your cursor on the widget banner due to the jQuery effect.
For you to add this great widget to your blog, simply follow the few steps below.

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How to Install nginx webserver in ubuntu

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Nginx (pronounced engine-x) is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server.with Nginx now hosts nearly 12.18% (22.2M) of active sites across all domains. Nginx is known for its high performance, stability, rich feature set, simple configuration, and low resource consumption. it serves static content 50 times faster than Apache. nginx is a perfect load balancer can able to handle more than 7000 live request per second.


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Input field accept only numeric valus (Trying to paste Text Content Not Accept)

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This post will show you how to restrict keyboard inputs so that only numbers can only be pressed for a specific HTML element to ensure that the number-only fields get valid values, and trying to paste other than numerics its not accept.

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