Vikas's Blog - Page 3 of 5

Jan 1, 2014 |

Auto-import contacts into your getresponse campaign with pure javascript

Getresponse is email marketing software used by many online product companies. When users come to a product site then they make the purchase and pay through clickbank or any other checkout processing Read more [...]

Dec 31, 2013 |

0 comments

JavaScript Error Fix – TypeError: document.getElementById(…).submit is not a function

Sometimes you try to validate HTML <form> using form validation javascript via some third party plugin or even through your custom validation function but it doesn't work and get following error.

TypeError: document.getElementById(...).submit is not a function

1	TypeError: document.getElementById(...).submit is not a function

Error Read more [...]

Dec 28, 2013 |

7 comments

Tweet post or Facebook like to unlock the content using jQuery

jQuery Social Locker Plugin Yesterday, I was looking my facebook news feed. Then one of my friend liked Social Locker for WordPress cost $21 per license! So, I thought to implement this simple plugin Read more [...]

Dec 28, 2013 |

0 comments

JavaScript Quiz – write a one line program to calculate the sum of its digits

This code puzzle could be asked to frontend engineer or even to experienced web designer. Given input string of numbers, find the sum of all digits.Answer could be tricky in programming languages Read more [...]

Dec 23, 2013 |

1 comment

Front-End Engineer in San Francisco – solved code interview questions

I've came to this site (via hacker news) had few frontend engineer's job interview questions. I've try to solved it quickly. May be you could solve it even more efficient way. Here are my solutions. Write Read more [...]

Dec 23, 2013 |

0 comments

Simple HTML5 geolocation plugin using jQuery

jQuery GeoLocation Plugin Ideally I'd like to handle HTML5 geolocation function graceful way using jQuery.

 $.geolocation(function (lat, lng) {
     // handle success					
 }, function (error) {
     // handle failure
 });

$.geolocation(function (lat, lng) {

// handle success

}, function (error) {

// handle failure

});

Above jQuery plugn function takes two arguments,geolocation Read more [...]

Dec 22, 2013 |

0 comments

JavaScript job interview question – Find first non repeated character in string

There are several way to code this puzzle. Some of them are time intensive and some of them are space intensive.I'll solve it here using javascript array (hash table in computer science term). Sample Read more [...]

Dec 20, 2013 |

2 comments

AJAX style multiple images upload using HTML5, JSON and jQuery

You might have seen at many places like Facebook or even in wordpress editor - "Add Media" section, you could upload multiple images without refreshing the page. After image upload, you could immediately Read more [...]

Dec 17, 2013 |

0 comments

Form auto-submission tips for jQuery

jQuery form auto submission with submit() method. jQuery provides method called submit() available to <form> Object.

$('form').submit();

1	$('form').submit();

It also passes callback function that executes Read more [...]

Dec 16, 2013 |

0 comments

JavaScript AJAX variables truncation issue FIX

Suppose you might have heavy ajax processing app that communicate between your server and application mostly with large json data.

var search_results = [{
    "name": "Vikas",
    "profession": "Programmer",
    "age": "31"
}, {
    "name": "Amit",
    "profession": "Tester",
    "age": "26"
}, {
    "name": "Brett",
    "profession": "Admin",
    "age": "21"
}, {
    "name": "Dhaval",
    "profession": "Support",
    "age": "27"
}, {
    "name": "Matt",
    "profession": "Marketing",
    "age": "37"
}]

var search_results = [{

"name": "Vikas",

"profession": "Programmer",

"age": "31"

}, {

"name": "Amit",

"profession": "Tester",

"age": "26"

}, {

"name": "Brett",

"profession": "Admin",

"age": "21"

}, {

"name": "Dhaval",

"profession": "Support",

"age": "27"

}, {

"name": "Matt",

"profession": "Marketing",

"age": "37"

}]

It might possible your browser truncate Read more [...]

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