freecodecamp html5

Quick development of HTML5-based network topology applications and html5 Topologies Today, we started to explain how to build an HTML5 Canvas topology application based on the basic analysis. HT encapsulates a topology graph component ht. graph. graphView (GraphView) is the most abundant component in the HT framework with 2D functions. graph package. GraphView ha

Simple implementation of graffiti Html5 write your own canvas, html5 canvas I recently learned that I was amazed by html5's powerful drawing function. So I wrote a little theme: Graffiti board. The following functions can be implemented: painting, color change, and paint brush size adjustment. Html5 plotting can be div

Introduction to the progress bar of video and audio tags in Html5; Introduction to html5 Recently, Html5 video and audio tags were used in the project to play video and audio files online. However, the progress bar is invalid after playing the video on the page, After viewing w3c, I found that the html code is no different. I guess it would be useful if I used st

HTML5 events and HTML5 events Many new events have been added to HTML5, but their compatibility problems are not ideal, and the actual application is not too strong. Therefore, we will omit them here. We will only share events that are widely used and compatible, in the future, we will add more shares as compatibility increases. Touchstart, touchmove, and touchen

[HTML5] 3D model-hundreds of lines of code for rotating three-dimensional cube instances and hundreds of lines of html5 Recently, after studying how to create a cube, I suddenly wanted to use HMTL5 to write a cube model. Because the cube is a 3D cube, I tried to write a simple 3D model with HTML5. The following is a preview. Production Process First you need to

HTML5 's web Storage API, also known as the Domstarage API, is used to persist data between Web requests. Before the advent of the Web Starage API, we were storing the interaction data between the client and the server on the remote servers, and with the advent of the Web Starage API, we could store the interactive data we repeatedly accessed on the client side, when the user opened the browser, Can quickly read to the data, reduce the user wait, data

Meta and link in HTML5 mobile development and html5 mobile metalinkMeta Some webkit exclusive header tags in HTML5 mobile development can help browsers better parse HTML code and provide better front-end performance and experience for HTML5 mobile development. Viewport webpage Scaling UTF-8 Coding SEO search engine set

The shake function is implemented based on html5 DeviceOrientation, and html5 performs shake-like operations.Since it has been added for a long time and many of my friends are playing, how can I implement the shake Function Based on html5 DeviceOrientation? The following content is shared with you by the Helper's house for your reference. In

Nine ways to accelerate HTML5 applications-------1. Use HTML5 forms and input boxesHTML5 introduces a lot of new form properties and input box types, and although not all browsers support them, they are really useful:Autofocus automatically sets the input focus for an input box after the page has finished loadingPlaceholder allows you to set default text for the input box and automatically clear when the fo

HTML5 learning notes Concise version (11): new APIs and html5 learning notesExtension on HTMLDocument HTML5 extends some HTMLDocument interfaces on DOM Level 2 HTML. These interfaces are implemented on all element objects that implement the Document interface. HTML5 also adds several members: getElementsByClassName()

HTML5 achieves lyrics synchronization and html5 lyrics SynchronizationOpening HTML5 is most powerful in processing media files. For example, you can use a simple vedio tag to play a video. Similarly, there is a corresponding tag for processing audio files in HTML5, that is, the audio tag. Online DemoAudio tag Implement

HTML5 header tag memo, html5 header memoDOCTYPE DOCTYPE (Document Type), which is located at the top of the Document and prior to the html Tag. This tag informs the browser Document of the HTML or XHTML specification used. We recommend that you use a more concise writing method provided by html5. it is forward and backward compatible. Html Simplified Chinese Meta

I. Overview of Chart.jsChart.js Introduction-Chart.js is a simple, object-oriented, designer and developer-Ready Chart Drawing Tool Library-Official Address: http://www.chartjs.org/Chart.js Features-Based on HTML 5-Chart.js is based on HTML5 Canvas technology, supports all modern browsers, and offers a downgrade alternative for IE7/8-Simple and flexible-Chart.js does not rely on any external tool library, lightweight (only 4.5k after compression), and

HTML5 audio and video processing and HTML5 audio and video processing * Audio/Video Processing* Video Processing* Basic Content* Use Flash technology to process video content in HTML pages* Audio, animation, and web games* Features* Native browser is not supported (ActiveX components must be installed in IE)* Poor performance (cannot be used too much)* Smart mobile terminals do not support Flash technology*

HTML (Hype Text Markup Language) Hypertext Markup Language, the Internet is used for the widest range of markup languages.The development history of HTML: HTML (First edition) 1993.6 Draft HTML published by the Internet Engineering Working Group html2.0 RFC1996 Year Release html3.2 Standard for extensive use of HTML documents html4.0 Recommended standards for the consortium html4.01 is another importan

The new curriculum began, Haha, the recent article updated relatively fast, I hope you keep up with my pace ah, oh, but whenever you see the volume of reading, Ah, really not much, but I still have to insist on writing down, do not know, are not all in the study HTML5 it?This course, which is about the new additions to the from form, is a range of the two previous classes, but it's a long and special one. So it was refined.Narrator: I am not a front-e

HTML5 offline storage of local storage 1. Why Use offline storage① has added support for HTML5 's offline storage features in the latest mainstream browsers, HTML5 offline storage is very powerful,Its function is: when the user is not connected with the Internet, can still access the site or application, when the user connected with the Internet, automatically up

This article mainly introduces about HTML5 in the aside label, introduced the role of the label and the use of the method example, aside label as the sidebar of the article, its role is quite large, of course, there are two methods used in website production examples. Well, let's take a look at this article. First, let's take a look at the meaning of this HTML5 aside tag: The The content of the aside shou

HTML5 Structure Learning (3): html5 Structure Learning We have learned the new principal structure elements and the new non-principal structure elements in HTML5. Here we will learn how to comprehensively use these new elements. 1. Outline The key to the HMTL5 element is to closely associate the display content with the tag type, improving the code semantics and

10 exquisite HTML5 form login contact and search forms, 10 html5 forms 1. HTML5/CSS3 imitation Facebook login form This pure CSS3 luminous login form is even more colorful. Today, we will share a Facebook-like login form. This form is very similar to the Facebook login form in terms of appearance and functionality. Online Demo Source code download 2. CSS3 foldab