Fill drop down list based on selection of another drop down list in ASP.NET MVC

Model:

namespace MvcApplicationrazor.Models
{
    public class CountryModel
    {
        public List<State> StateModel { get; set; }
        public SelectList FilteredCity { get; set; }
    }
    public class State
    {
        public int Id { get; set; }
        public string StateName { get; set; }
    }
    public class City
    {
        public int Id { get; set; }
        public int StateId { get; set; }
        public string CityName { get; set; }
    }
}   

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Checking if any control in view has changed in ASP.NET

The typical way to check for whether anything has changed in the view when you’re navigating away from a page is to bind a method to the change event of each input and to set a flag if this has happened. This flag is then checked when leaving the page and a notification is shown to the user if the flag is raised. This is all good but it does not take into account things like changing the order of inputs and changing values back to their original values. Also, creating dynamic elements makes this way of doing things a bit tricky because you have to add registering of the handlers to each method which adds new elements.

Just recently I had to implement this kind of checkin Continue reading

Latest jQuery interview questions and answers

Latest jQuery interview questions and answers.

 

Q1. What is jQuery?

Ans: jQuery is fast, lightweight and feature-rich client side JavaScript Library/Framework which helps in to traverse HTML DOM, make animations, add Ajax interaction, manipulate the page content, change the style and provide cool UI effect. It is one of the most popular client side library and as per a survey it runs on every second website.
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Check Password Strength in Jquery

 

$('#pass').keyup(function(e) {
     var strongRegex = new RegExp("^(?=.{8,})(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*\W).*$", "g");
     var mediumRegex = new RegExp("^(?=.{7,})(((?=.*[A-Z])(?=.*[a-z]))|((?=.*[A-Z])(?=.*[0-9]))|((?=.*[a-z])(?=.*[0-9]))).*$", "g");
     var enoughRegex = new RegExp("(?=.{6,}).*", "g");
     if (false == enoughRegex.test($(this).val())) {
             $('#passstrength').html('More Characters');
     } else if (strongRegex.test($(this).val())) {
             $('#passstrength').className = 'ok';
             $('#passstrength').html('Strong!');
     } else if (mediumRegex.test($(this).val())) {
             $('#passstrength').className = 'alert';
             $('#passstrength').html('Medium!');
     } else {
             $('#passstrength').className = 'error';
             $('#passstrength').html('Weak!');
     }
     return true;
});
By Sriramjithendra Posted in Jquery