Questions tagged [html5]

HTML5 is the 5th revision of the HTML language created in 1990 for structuring and presenting content on the Internet, and an attempt to improve support for modern multimedia elements.

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Are Calls to a WCF Service via JSONP Secure?

I am looking at developing a complete HTML5/JS mobile app that can be deployed to Android, iOS and Windows platforms. I am using DevExtreme tools to help me do that. I already have a WCF service that ...
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350 views

Canvas-like drawing interface for SVG?

There's lots of stuff out there comparing the HTML elements SVG and Canvas, but I'm still a little confused. I'm looking for a way to draw an arbitrary shape (like, I have a description of a shape, ...
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How is FormData actually handled by a server?

I am using an embedded system with a web server. I really have no way to dig deep into the webserver and see how it works, so I am asking a more general question: How do servers or back-end scripts (...
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Create 2D drawing with touch screen that also works in IE

I have a page the allows a user to create a signature using a touch screen or mouse. The touch screen works fine in Chrome but not in IE. Most of the time IE does not 'detect' that I am using a touch ...
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Web components and performance

I am having trouble learning about the impact of web components and shadow DOM on the browser, specifically related to repaint. I remember reading at one point that the shadow DOM nodes have ...
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2k views

How to Implement Complex Form Data?

I'm supposed to implement a relatively complex form that looks like follows, but has at least four more pages requiring the user to fill in all necessary information for the tracks: This data will ...
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48 views

Unique Colors for Chart Data

This is likely in the wrong section but I'm curious if there is a good way to select unique and distinct colors for plotting data on charts? My current method is to hard code a set plot limit with ...
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2k views

Using @Hidden or passing through BeginForm?

I have a small question about the following answer from a stackoverflow question. There seem to be 2 ways to pass parameters through a @BeginForm() to a Controller. Using a Hidden field: @Html.Hidden(&...
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906 views

Reason why client-side JavaScript does not allow access to POST/PUT/etc contents

Is there any theoretical reason why client-side JavaScript could not be spec'd to allow for direct access to POST or PUT contents without need for a server language to write it into client-side ...
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294 views

Using custom mime type for drag'n'drop events or data attribute dilema

I am having a dilema on a html/js application I have been requestyed to handle drag'n'drop events in order to display a dropped image in a div if is not from images that are already displayed in my ...
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631 views

How to package HTML5 app?

There is some information about how to package HTML5 app to use on Android or iOS, but I couldn't find anything about a normal website. Let's say I would like to create a website displaying multiple ...