How to get visitor location with JavaScript ?

Today there are lots Free/Paid API avaiable which give you client information.
Following are two example which give you client information like city, country, country code, ip, local date time, timezone etc with javascript.
Question: How to get visitor location javascript with freegeoip.net?

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready( function() {
   $.getJSON("http://freegeoip.net/json/", function(result){
       console.log(result);                        

       });
   });

Output

{  "ip": "112.196.3.177",
  "country_code": "IN",
  "country_name": "India",
  "region_code": "PB",
  "region_name": "Punjab",
  "city": "Mohali",
  "zip_code": "",
  "time_zone": "Asia/Kolkata",
  "latitude": 30.78,
  "longitude": 76.69,
  "metro_code": 0
}

Question: How to get visitor location javascript with ipinfo.io?

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready( function() {
   $.getJSON('http://ipinfo.io', function(data){
    console.log(data)
  })
    }); 
</script>

Output

  {"ip": "112.196.3.177",
  "hostname": "No Hostname",
  "city": "Mohali",
  "region": "Punjab",
  "country": "IN",
  "loc": "30.7800,76.6900",
  "org": "AS17917 Quadrant Televentures Limited"
}

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Question: Why Use Bootstrap?

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2. Bootstrap is compatibile with all browser (mobile and desktop).
3. Easy to start.
4. Fast development

Question: How to start Bootstrap without downloading?
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<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet"></link>
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Just including following files in web page, and start working on bootstrap.

HTML5 doctype

Question: What are meta tag require to set for proper rending in mobile?
<meta name="viewport" content="width=device-width, initial-scale=1">


Question: Which main class need to declare for fixed layout and fluid layout?
.container For fixed layout.
.container-fluid For fluid layout.


Question: How many column are allowed in Bootstrap Grid System?
12


Question: How many Grid Classes are available in Bootstrap Grid System?
4

1. xs: phones
2. sm : tablets
3. md : desktops
4. lg : large desktops

Question: Basic Structure of a Bootstrap Grid?

<div class="row">
<div class="col-*-*">
</div>
</div>
<div class="row">
<div class="col-*-*">
</div>
<div class="col-*-*">
</div>
<div class="col-*-*">
</div>
</div>

Question: What are Structure of Bootstrap Grid?

Question: What are the classes used for Success and warning?
.bg-primary: Important message.
.bg-success: successful message.
.bg-info: Informatoinal message.
.bg-warning: Warning message.
.bg-danger: Represent message.



Question: How to make an image Rounded Corners?
Just add below class in img tag.

.img-rounded

Question: How to make an image Responsive?
Just add below class in img tag.

.img-responsive

Question: How to make an youtube video as Responsive?
Just add below class in iframe tag.

.embed-responsive-item

Question: How to make an div with rounded border?
Just add below class in tag.

.well

Question: How to make display successful or failure message with cross link?

<div class="container">
<h2>
Alerts</h2>
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<a aria-label="close" class="close" data-dismiss="alert" href="https://www.blogger.com/blogger.g?blogID=5911253879674558037#">&#215;</a>
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<div class="alert alert-info fade in">
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    <strong>Info!</strong> Informational Message.
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<div class="alert alert-warning fade in">
<a aria-label="close" class="close" data-dismiss="alert" href="https://www.blogger.com/blogger.g?blogID=5911253879674558037#">&#215;</a>
    <strong>Warning!</strong> Warning Message.
  </div>
<div class="alert alert-danger fade in">
<a aria-label="close" class="close" data-dismiss="alert" href="https://www.blogger.com/blogger.g?blogID=5911253879674558037#">&#215;</a>
    <strong>Danger!</strong> Something danger.
  </div>
</div>

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