In C#, null has no type, but most variables can be null; you can't really trust the type system. A Maybe, on the other hand, always has a type, which means that Maybe is a saner approach to the question of values that may or may not be present.
A multi level dependent dropdown JQuery plugin that allows nested dependencies. The plugin allows you to convert normal select inputs, whose options are derived based on value selected in another input/or a group of inputs. It works both with normal select options and select with optgroups as well.
In this video series, she shares some of her favourite time saving tips. Give them a try and let her know what you think. There are more coming, so make sure to check back often or subscribe to the RSS feed to get her tips as soon as they are posted.
The jQuery form validation plugin unifies the way to validate HTML
forms using JavaScript.
It is a simple clientside library that will save you a lot of time when
it comes to adding validation on your HTML form inputs or selects! Demo
Enter Visual Studio Code
– a free, lean, cross-platform version of your beloved Visual Studio.
With a lightweight installation, you can enjoy most full-featured
benefits of Visual Studio on a Windows, Mac or Linux machine. This
article highlights 10 of the compelling features of VS Code, which aims
to be your one-stop rich code editor across any developer platform.
React Native, a new way to write native mobile apps. The technology takes everything that's great about React.js and applies it to native apps. You write JavaScript components using a set of builtin primitives that are backed by actual native iOS or Android c
With the new Office Developer Tools for Visual Studio 2013 – March 2014 Update comes a feature called “Just My Code” for JavaScript, which can speed up your debugging experience by allowing you to focus on debugging your own code, and not library or framework code. In this post, I’ll walk through how this works
برنده جایزه بهترین مقاله #C در آوریل 2012 کد پروجکت ...
We all use VisualStudio's autocomplete menu, aka IntelliSense. This is very useful, is not it? Unfortunately, .NET FW does not contain built-in component for autocomplete menu. The proposed control fills this gap.AutocompleteMenu allows you to easily embed a drop-down hints into any TextBox or RichTextBox on your form
- در قسمت «تغییر منوی راهبری سایت، بر اساس وضعیت لاگین شخص » مطلب جاری، امکان ذکر نقش‌ها هم هست:
<AuthorizeView Roles="admin, superuser">
<p>You can only see this if you're an admin or superuser.</p>
</AuthorizeView> @if(context.User.IsInRole("Admin"))
{
} 
اگر قرار باشه همین کار و با fileupload خود html انجام بدیم، موقع ذخیره کردن چی باید بنویسیم؟
چون وقتی می‌نویسیم btnFileUpload.PostedFiles خطا می‌گیره
چون وقتی می‌نویسیم btnFileUpload.PostedFiles خطا می‌گیره
System.Web.UI.HtmlControls.HtmlInputFile' does not contain a definition for 'PostedFiles' and no extension method 'PostedFiles' accepting a first argument of type 'System.Web.UI.HtmlControls.HtmlInputFile' could be found (are you missing a using directive or an assembly reference?)