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Great Reads

Maintain Scroll Position Problem fix for Chrome.

by Wonde Tadesse

The other option will be to use Update Panel ASP.NET control as much as possible. It helps to retain the current position on the page whenever a postback happens to the page.

ASP.NET: Understanding OWIN, Katana, and the Middleware Pipeline

by John Atten

OWIN, Katana and Middleware Pipeline in ASP.NET

SignalR Chat App With ASP.NET WebForm And BootStrap - Part Three

by Altaf Ansari

SignalR Real-Time ChatApp with Emoji / Smiley and sending file attachment

AJAX-enabled Name Selector User Control

by Steve Krile

Fully AJAX-enabled user control used to select names from a database in a drop-down format.

Latest Articles

Build Rich Web Apps with ASP.NET Core and Sircl – Part 3 (b)

by Rudi Breedenraedt

In this series, we will see how to build interactive web applications in ASP.NET Core with the help of Sircl.

Challenges in Migrating ASP.NET Apps to Containers #3 – OpenSSL Issues

by Mohammad Elsheimy

Configuring OpenSSL minimum version and legacy renogetiation

ASP.NET 8 – Multilingual Application with Single Resx File – Part 4 – Resource Manager

by Mark Pelf

A practical guide to building a multi-language ASP.NET 8 MVC application

ASP.NET 8 – Multilingual Application with Single Resx File – Part 3 – Form Validation Strings

by Mark Pelf

A practical guide to build a multi-language ASP.NET 8 MVC application

All Articles

ASP.NET

Maintain Scroll Position Problem fix for Chrome.

16 Jun 2011 by Wonde Tadesse

The other option will be to use Update Panel ASP.NET control as much as possible. It helps to retain the current position on the page whenever a postback happens to the page.

Auto-bind byte[] to asp:Image

23 Aug 2012 by Vitaly Tomilov

Simplest and quickest way to automatically bind array of image bytes to asp:Image object.

Using the jQuery Unobtrusive Validator with Twitter Bootstrap Tooltips

21 Jul 2014 by Cristian Moldovan

jQuery unobtrusive validation plugin with Twitter Bootstrap 3 showing error messages as tooltips

ASP.NET MVC Ajax Infinite Scroll

3 Nov 2013 by Hovhannes Bantikyan

This is a simple infinite scroll with Ajax post and JSON. Have fun :)

Real-Time Web App Made Simple with MVVM Pattern over SignalR - Part 1

15 Jul 2017 by dsuryd

SignalR is great for building real-time web functionality. MVVM is great for developing your front-end. What if they can be used together? This tip will show how to do just that, using as example a simple project to do live chart on a web browser.

Download of file with open/save dialog box

1 Oct 2013 by Erika Chinchio

In this article I will explain how to automate the process of downloading files with the open/save dialog box, protected by authentication.

CRUD Many-to-Many Entity Framework

4 Apr 2015 by Jean Carlo S. Passos

CRUD over Association Entity that maps to association tables

entity-framework

Five methods to Logging in MVC 3.0

6 Aug 2011 by Sunasara Imdadhusen

MVC Logging series

Implementing a Basic REST Based ASP.NET Web API Service with Multiple GET Methods and its Consumption using JQuery Client

22 Oct 2014 by Mathew Soji

This tip guides through implementing a basic REST based Web API service with multiple GET methods and its consumption using JQuery client

How to embed an image in email body

3 Dec 2013 by bbirajdar

How to embed an image in email body

A Plan for Spam

2 Jan 2013 by Sergey Alexandrovich Kryukov

How to abate the CodeProject spam crisis.

ASP.NET Core Web API, Multiple Get or Post Methods with Single Controller

10 Jun 2016 by TheForceIsSharp

ASP.NET Core Web API, Multiple Get or Post methods with single controller

How to Detect if Client has JavaScript Enabled/Disabled in Backend Server

29 Nov 2017 by Danny Chu

Learn how to detect if client has JavaScript enabled or disabled at your backend webserver

web_application

How to Create Custom Paging for a Crystal Report Viewer

11 Jan 2019 by akshay_zz

This article will provide you the alternative way to navigate page in a crystal report viewer, as default paging looks broken

Load all the Country Names of the World in DropDown

29 Mar 2011 by Sunasara Imdadhusen

Load all the Country Names of the World in DropDown

Crystal Reports: Fix for "Load report failed" error.

8 Dec 2011 by thatraja

Error Message:Crystal Report - Load Report FailedThis error occurs in the following scenarios.Permission issueThe application must have access to the Temp folder. You have two choices to solve this (Choose any one).How to Assign Permissions for the Windows Temporary Folder on the Web...

Uploading a file and creating a Zip File in ASP.NET with C#

18 Jul 2013 by Mannava Siva Aditya

Uploading a file and creating a Zip file in ASP.NET with C#.

Image Orientation of Images Uploaded via ASP.NET fileupload Control

10 Feb 2014 by harleydk

Image Orientation of Images Uploaded via ASP.NET fileupload Control

Working with Keyboard Events and their Codes in JavaScript

14 Sep 2014 by Afzaal Ahmad Zeeshan

How to use the keyboard events of the user and use them to dynamically change the User Interface or to perform some actions

Debug ASP.NET MVC Application with Glimpse

11 Jan 2015 by Muhammad Hassan Tariq

Glimpse Extension for server side debugging and diagnostic information of ASP.NET applications

SQL-Server-2008R2

Showing a page of information at a time in a GridView

8 Feb 2011 by OriginalGriff

When I add a log reader, the size of the log can be huge, and get very slow to view. This makes the GridView do all the work of paging the data for you.

How to Create TreeView in MVC3

15 Dec 2013 by Amey K Bhatkar

How to create TreeView in MVC

Passing Object Collections to ASP.NET Web API

16 Jan 2014 by Tom Glick Philadelphia, US

POC to demonstrate passing of collections of complex objects to ASP.NET Web API Controllers.

Google reCaptcha v2 with MVC5

9 Apr 2015 by Royston Malcomber

Setting up Google reCaptcha version 2 with MVC5

Web API Return List of Custom Type (JSON)

3 Oct 2016 by Shamim Uddin

In this tip, we will learn how to return list of custom type (JSON) data using ASP.NET Web API.

How to Create and Download File with Ajax in ASP.NET MVC

17 Nov 2016 by winsonet

Create and download the file with Ajax call in ASP.NET MVC

Maintain Scroll Position Problem fix for Chrome.

14 Jun 2011 by PSK_

How to maintain scroll position of a long page with vertical scrollbar in browser other than IE.

Recover IIS When ApplicationHost.config is Ruined

2 Aug 2013 by Zhuyun Dai

Introduce how to recover IIS when it is broken by bad editing to applicationHost.config

Generate SPA Web App Instantly in Minutes

22 Oct 2014 by Kalvin Lawrence Ernst

Generate a web app instantly, directly from a database(SQL Server)

15 Nov 2014 by Member 3531622

Create a Rules Engine in less than 50 lines of code which is extremely powerful, extensible and adaptable

Searchable Gridview using Jquery - Easiest Way

7 Jun 2017 by Gunaprasad Shetty

The tip provides you the code for implementing Search in your gridview using Jquery.

How to Sort a Table in ASP.NET and MVC

26 Feb 2015 by Shridhar Gowda

This tip will explain how to sort a table / GridView on an ASP.NET or MVC(AngularJs) application. I am demonstrating both client side and server side sorting. I am sure you will have a great knowledge on this topic after reading it.

Restrict the size of file uploads in ASP.NET

29 Jul 2011 by Monjurul Habib

Specific directories rather than entire application: For individual uploader:int maxSize = 2097151;if (FileUpload1.HasFile &&...

Text box to accept only number

27 Dec 2011 by Nigam Patel

Here is a really simple code for a numeric text box and it will work in all browsers. Only works for web applications. function CheckNumeric(e) { if (window.event) //...

How to Log Javascript Errors in C#

3 Jan 2012 by thatraja

Check this jQuery alternativejqlog - A logging framework plugin for jQuery[^]

How to Automatically Close Un-closed HTML Tags using C# for ASP.NET Web Applications

7 Oct 2014 by Milad Ashrafi

We need this script for database based ASP.NET websites for using HTML content in post pages.

ServicePredicateBuilder for creating Serializable Expressions

30 Nov 2015 by Mohammad Dayyan, VahidJafari

A library for creating .Net Serializable Expressions to send via WCF services

How to Create SQL Server Database Project With Visual Studio

4 Apr 2021 by Rijwan Ansari

Learn about SQL Server Database Project (Template) available in VS

Map a Complex Object to a List of Objects using AutoMapper

26 Jul 2022 by DiponRoy

Conversion of complex object to a list of objects

Convert Datatable to Collection using Generic

16 Aug 2011 by Damian Flynn

Here's a couple of gems...From IList to DataTable.From DataTable to array of T.// DataTable: from IListpublic static DataTable ToDataTable(this IList iList){ DataTable dataTable = new DataTable(); PropertyDescriptorCollection propertyDescriptorCollection = ...

Add namespaces for Razor pages

18 Sep 2011 by Monjurul Habib

How to add namespaces for Razor pages

Accessing C# Variables in JavaScript

13 Jul 2012 by Manas Bhardwaj

How to access the variables/properties from C# in JavaScript?

Using a Customized Messagebox in ASP.NET

17 Aug 2013 by Prince Tegaton

Building a Custom User Control for Messagebox

How to Export Crystal Report in Regional Languages - Marathi, Hindi, Arabic

25 Mar 2014 by Saineshwar Bageri

Resolving issue of Font Displaying Box or Junk while exporting Crystal report

Multilevel Nested Gridview in ASP.NET

2 Jul 2014 by Chakravarthi Elchuri

Display data in Multi nested gridview using C# in ASP.NET

Easy Way to Implement Mobile Site in ASP.NET

24 Dec 2014 by Prince Tegaton

This entails how to easily add mobile website feature to your ASP.NET website/app

Incremental Search on the Web with Dynamic LINQ + SignalR

15 Jul 2017 by dsuryd

Application of "MVVM over SignalR" library described in a previous CodeProject tip, combined with Dynamic LINQ library to do incremental web search by typing the query

Session Expiration Time out Popup using jquery

10 Mar 2017 by Sujeet Bhujbal

In this article, I will tell you how to create a cross-browser session expiration popup box using jQuery easily

Using Swagger in .NET Core MVC Web Services with Token Authentication

2 Nov 2017 by Silvia Campo

How to configure Swagger for web services using token authentication

Using hCaptcha in ASP.NET Web Forms

1 Feb 2023 by adriancs

A tool to prevent spam bot

Try catch block around "A potentially dangerous Request.Form"

6 Nov 2011 by M I developer

Try catch block around "A potentially dangerous Request.Form"

Single Sign on (SSO) Using Cookie in asp.net

12 Oct 2010 by Ahsan Murshed

Single Sign on (SSO) Using Cookie in asp.netThere are various ways to use Single Sign on(SSO) in asp.net web application. We can use cookies, session (state server), SAML and web services etc. Now we would like to give a brief overview of how to use cookie to implement Single Sign on(SSO) in...

Remove multiple items from ListBox

14 May 2010 by Magnus_

public static void RemoveSelected(this ListControl source){ foreach (var item in source.Items.Cast().Where(li => li.Selected).ToList()) source.Items.Remove(item);}protected void btnRemove_Click(object sender, EventArgs e){ lstCity.RemoveSelected();}

Probable leak while using SqlDataReader in ADO.NET

5 Aug 2010 by Vinayaka Krishna Shenoy

Probable leak while using SqlDataReader in ADO.NET

Webservice Using Javascript.

27 Aug 2010 by Hiren solanki

Remove blank lines from code in Visual Studio

19 Oct 2010 by Ziv Nitzan

There is also a Visual Studio extention called CodeMaid that has a lot of cleaning options http://bit.ly/diMTaR

Load all the Country Names of the World in DropDown

2 Apr 2011 by thatraja

DescriptionT...

How to make a button the default button on enter on an ASP.NET form

22 Jul 2011 by Muthu Nadar

You can set the default button on your form tag as below code.ORyou can set the default button on a panel as below.And you can place your...

A Postback Modal jQuery Popup Message

16 Mar 2012 by UberGeoff

This tip explains how to display a jQuery modal pop-up message using server side events.

"Add to Calender": Adding event to Microsoft Outlook through Web Application

18 May 2012 by deeptibansal

Adding event to Microsoft Outlook through Web Application

Split comma separated IDs to get batch of records through Stored Procedure

1 May 2013 by Nasser Malik

Split comma separated IDs to get batch of records through Stored Procedure.

Uploading multiple files and creating a Zip File in ASP.NET with C#

18 Jul 2013 by Mannava Siva Aditya

Uploading multiple files and creating a Zip file in ASP.NET with C#.

Retrieving the COM Class Factory for Component with CLSID...Failed Due to the Following Error: 80040154

16 Aug 2013 by Moudud Hassan

Fix to COM component retrieving error:80040154 in web application running in IIS

Exploring a Folder and its Sub-directories using ASP.NET Core MVC

8 Nov 2018 by Nikfazan

This article shows how you can easily make hyperlinks for exploring a folder on server and its sub-directories and downloading the files, using ASP.NET Core MVC.

Browser Back Button handling after Sign Out through JavaScript

5 Nov 2013 by VICK

This simple Tip/Trick is focused on providing a simple and cross browser compatible solutio.

Implement Amazon SES in your ASP.NET Project

14 Nov 2013 by Ahmed Alaa El-Din

Useful and simple tutorial to add Amazon SES service inside your ASP.NET web application in order to send bulk-emails better and faster.

A master page level spinner animation

24 Dec 2013 by Sitang Ruan

How to display a spinner with disabled background when doing postback or Ajax call

Iterators in C#

25 Mar 2014 by Karthik Chintala

The tip just gives a brief on what iterators are in C#

Dynamic paging in Entity Framework

14 Apr 2014 by Maninder Singh Puhi

Appropriate query to fetch required no of results from DB instead of getting all at on time for binding controls like Gridview, listview etc

entity-framework

Implementing Many-To-Many Relationship in ASP.NET

28 May 2014 by Debabrata_Das

In this tip, we are going to create a project to see how many-to-many relationship can be implemented in ASP.NET.

ASP.NET MVC, Remove IIS Header Bloat

13 Jun 2014 by Terrence Sheflin

Optimizing ASP.NET MVC HTTP responses to remove unnecessary and possibly dangerous information when using IIS

How to Improve Web Application Performance by Enabling Dynamic Compression for JSON and JavaScript

21 Nov 2014 by ManojKumar19

Learn how to configure dynamic compression in IIS 7.5 to improve performance

Syrilium.Caching

19 Mar 2015 by Hrvoje Batrnek

Easy and seamless caching implementation of any virtual method in any class

Export HTML Div (with Hindi Unicode content) to PDF in ASP.NET

21 Mar 2015 by Amit Singh Baghel

A useful tip to export a Div to PDF (with Unicode support) with the help of NReco-PDF Generator for .NET (C#), JQuery and Handler in ASP.NET

Deeply Nested JSON Deserialization Using Recursion and JavaScriptSerializer

28 Apr 2015 by Hassan Alrehamy

JSON Deserialization in depth concept and Dictionary mapping. Special Thanks to Dr. Coral Walker

Support Desk Day 1 of n

19 Dec 2015 by ryanba29

This is a multi day project using ASP.NET Web API for the server and WPF MVVM for the client.

Support Desk Day 3 of n

29 Dec 2015 by ryanba29

First Draft. This is day three of a multi day project using ASP.NET Web API for the server and WPF MVVM for the client.

Integration of MVC to WCF Service

28 Dec 2015 by Dhruti90

MVC functionalities with web service with simple integration

Upload File Via a Web Method

21 Jun 2017 by M.M.Mohseni

In this sample code, we are going to upload a file via a web method asynchronously.

Creating Dynamic Object from XML using ExpandoObject and Put Intellisense using C#

14 Feb 2018 by Apurba pan

Creating dynamic object from XML using ExpandoObject and put Intellisense using C#

Formify - Forms Made Fast

27 Dec 2018 by Alessio Aronica

Generate forms from MVC models in one simple line of code

Daily reminder using SQL Agent and SignalR

11 Dec 2019 by Akmishra0719

Daily reminder using SQL Agent and SignalR

Making the entire menu td clickable

14 Jul 2010 by Anuj Khadloya

Setting the best value for Application pool Queue length limit

5 Aug 2010 by Vinayaka Krishna Shenoy

Setting the best value for Application pool Queue length limit

Bind Enum data to Dropdown List By Sorting

26 Dec 2010 by #realJSOP

Can't you just call Enum.GetNames(), and then bind to the collection returned by that method?

Supporting Development and Release web.config in ASP.NET

7 Jan 2011 by OriginalGriff

Supporting Development and Release web.config in ASP.NET

DotNetNuke Resources keys

20 Mar 2011 by Adel Refaat

DotNetNuke Resources keys

Disable IE/Firefox remember password ?

30 Mar 2011 by thatraja

DescriptionW...

Simplifying Asp.Net Core Ajax

12 Jul 2011 by RaisKazi

Walkthrough of Asp.Net Core Ajax

How to click/select Row in ASP.NET GridView or HTML Table

27 Jun 2012 by Technoses

The above code will slow down the browser and the browser can hang when Rows in Grid will be 10000 or above.Please view the below suggestion:CS Codeprotected void grvGroups_RowDataBound(object sender, GridViewRowEventArgs e){ if (e.Row.RowType == DataControlRowType.DataRow) { ...

Call WebService Dynamically and Read WebService Definition

17 Apr 2012 by abhinavshastri

How to Call WebService Dynamically and Read WebService Definition

www and HTTPS redirect

16 Jul 2012 by StianSandberg

Make sure your website with and without www redirects to the same page.

Generate Graph using FusionChart

13 Sep 2012 by mparvez

An open-source free Flash charting component that can be used to render data-driven animated charts.

.NET TransactionScope and its default Transaction Isolation level issue

1 Feb 2013 by S. M. Ahasan Habib

.NET TransactionScope and its default Transaction Isolation level issue.

How to send an email with app setting in web Config file

2 Jul 2013 by Abhimanyu vij

How to send an email with app setting in the web config file.

Clientside GridView with jQuery template and AJAX in ASP.NET

4 Jul 2013 by sumit_kapadia

Create and Bind gridview at client side with Jquery Template and ajax in asp.net

Table Value Parameters, SQL Server 2008, and ASP.NET

17 Dec 2013 by Adittya Gupta

Table Value Parameters in SQL Server 2008 with ASP.NET.

Validate Input in ASP.NET MVC

2 Apr 2014 by Mishra Sourabh

This tip explains how to submit your form with HTML content in MVC.

Remember Me

29 May 2014 by Thang Believe

Deep dive into cookies generation to support Remember Me at login

Unit testing MVC controllers which are using global resources (App_GlobalResources)

29 Jun 2014 by PSK_

Unit testing the MVC controller actions which are using Global or Local resources. As this is not straight forward to Mock the static properties of the resource files.