Step by step migration of ASP.NET Core 2.2 to 3.1

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In order to upgrade/migrate asp.net core version to 3.1 following steps to be perform.
Download and install Visual Studio 2019 version 16.4 or higher.Download and install .NET Core 3.1  https://dotnet.microsoft.com/download/dotnet-core/3.1Upgrade the projects of solution to .NET Core 3.1 , because ASP.NET Core 3.1 requires it.Update existing Nuget packages to a version compatible with ASP.NET Core 3.1 in each projectUse IHost interface from a IHostBuilder instead of building and running a IWebHost from a IWebHostBuilder in Program.cs public static IHostBuilder CreateWebHostBuilder(string[] args) => Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseKestrel() .UseSerilog() .UseStartup<Startup>(); }) Change AddMvc method has been replaced by AddControllers in Startup.cs of each projects.In Startup.cs,UseMvc method to be replaced by…
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Get value of dropdownlist or html select using Jquery

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In Jquery code you need to write one line code to get value of dropdownlist.
You can use following code to get value of selected option

Var selectvalue=$('#urid').val();

You can use following code to get text of selected option

Var selecttext=$('#urid').text();

Ur done......
Happy Jquering ,...........

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Restore the lost focus of Auto post back controls in asp.net update Panel control

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Problem:
We put  autopostback controls like textbox, DropDownList controls inside in update panel to reducing the flickering of the Page.but when user uses tab for entering the details  the focus of the control losts. Web site users who prefer to use keyboard need to use mouse to activate appropriate input box or press TAB multiple times.

Solution:

Step 1:

 Save following in js file give any name to it (like MyUpdatePanelFocus.js)

var lastFocusedControlId = ""; function focusHandler(e) { document.activeElement = e.originalTarget; } function appInit() { if (typeof (window.addEventListener) !== "undefined") { window.addEventListener("focus", focusHandler, true); } Sys.WebForms.PageRequestManager.getInstance().add_pageLoading(pageLoadingHandler); Sys.WebForms.PageRequestManager.getInstance().add_pageLoaded(pageLoadedHandler); } function pageLoadingHandler(sender, args) { lastFocusedControlId = typeof (document.activeElement) ==…
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Add Comma automatically while entering amounts in textbox using Javascript

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Use following javascript function to add comma in numerics input in textbox


function Comma(Num) { Num += ''; Num = Num.replace(/,/g, ''); x = Num.split('.'); x1 = x[0]; x2 = x.length > 1 ? '.' + x[1] : ''; var rgx = /(\d)((\d)(\d{2}?)+)$/; while (rgx.test(x1)) x1 = x1.replace(rgx, '$1' + ',' + '$2'); return x1 + x2; }
Use following event of input textbox to call above function

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Devexpress Datebox date formatting in angular 6 with example

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The Devexpress DateBox in Angular is a widget that displays the date and time in one of DevExtreme predefined formats or a format defined in an
external localization library, or a type in the required date/time value. In this article,
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Following is the code snippet to add Datebox in your Angular form if the you want to capture only date


<dx-date-box [value]="now" displayFormat="EEEE, MMM dd" type="date" > </dx-date-box>

Following is the custom formats we can set and depending upon its converted values will be shown.

"dd-MM-yyyy" => 28-10-2018 "EEEE, MMM dd" => Sunday, Oct 28 "dd MMM yyyy EEEE" => 28 Oct 2018 Sunday "dd-MM-yyyy EEEE" => 28-10-2018 Sunday
alternatively you can change the format as way you want


Following is the code snippet to…
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