Multi languages in ASP.NET MVC 5 (edit)
Multi languages in Cookie
https://www.codeproject.com/Articles/526827/MVC-Basic-Site-Step-1-Multilingual-Site-Skeleton
https://www.codeproject.com/Articles/1160340/Get-insight-to-build-your-first-Multi-Language-ASP
https://www.c-sharpcorner.com/article/how-to-create-multiple-languages-in-asp-net-mvc-4-5-framework/
https://github.com/danielrcp/MultiLanMVC (Source Code)
https://forums.asp.net/t/2027939.aspx?Multi+language+support+in+web+application+using+asp+net+MVC
https://afana.me/archive/2011/01/14/aspnet-mvc-internationalization.aspx/
https://afana.me/archive/2014/04/06/aspnet-mvc-internationalization-date-time.aspx/
Localization in ASP.NET
https://weblog.west-wind.com/posts/2014/mar/27/auto-selecting-cultures-for-localization-in-aspnet
Error Handling in ASP.NET MVC
https://www.codeguru.com/csharp/.net/net_asp/mvc/handling-errors-in-asp.net-mvc-applications.htm
Ruler
https://sourceforge.net/projects/ruler/
Auth
https://www.dotnettricks.com/learn/mvc/custom-authentication-and-authorization-in-aspnet-mvc
SameSite Cookie
https://docs.microsoft.com/en-us/aspnet/samesite/csharpwebforms
Cookie Guide
https://www.ryadel.com/en/asp-net-cookie-read-write-delete-c-sharp-tutorial-guide-how-to/
Cookie Authenticate
https://www.c-sharpcorner.com/article/Asp-Net-mvc-5-integrating-existing-database-with-login-usin/
Cookie in ASP.NET Core
https://www.red-gate.com/simple-talk/dotnet/net-development/using-auth-cookies-in-asp-net-core/
Media Queries + Responsive + Flex & Flexbox
https://www.w3schools.com/css/css3_mediaqueries_ex.asp
https://developer.mozilla.org/vi/docs/Web/CSS/flex
https://css-tricks.com/snippets/css/a-guide-to-flexbox/ (HAY HAY HAY)