Viewport screen adaptation in html5 development

With the popularity of high-end mobile phones (Andriod, Iphone, Ipod, WinPhone, etc.), mobile Internet application development has attracted more and more attention. Using html5 to develop mobile applications is the best choice. However, each mobile phone has a different resolution and screen size. How can we make the application or page size we develop suitable for various high-end mobile phones? Learning the use of html5 viewport can help you do this...

HTML5 tag selection method guide

HTML5 tag selection method guide

Usage of MUI top tabs

MUI is a high-performance front-end framework that is closest to the native APP experience. Its more important functions are: pull-down refresh, side-sliding navigation, sliding trigger operation menu and top (bottom) tabs, etc.

Content Security Policy (CSP) in HTML5

Preface: Cordova does not support inline events, so click events must be extracted into js. The following is excerpted from the official website, I hope it will be helpful to you. In order to alleviate a large number of potential cross-site scripting issues, Chrome's extension system has included the content General concepts of Security Policy (CSP). This introduces some fairly strict policies that will make extensions more secure by default and give you the ability to create and enforce rules that govern the types of content that can be loaded and executed by extensions and applications. Generally speaking, CSP acts as a hacking/whitelisting mechanism for extension loading or

What is the difference between jquery on bind

Starting from version 1.7+, JQuery provides on() and off() for binding and canceling event processing functions. These two APIs have many similarities with the bind() and unbind() originally provided by JQuery, but also have some differences. For a detailed introduction to bind and unbind, please refer to this article. The function signatures of on() and bind() are as follows: [javascript] view plain copybi

h5 avatar image rotation css3 precisely controls the position of each image

H5 avatar picture rotation css3 precise control of the position of each picture: 1. The following is the required rendering: 2. The pictures used are: <div id="box1Kuang1"> <div class="con-show01 mar-top1 mar -left1"> <div class="con-show02"> <div class="con-show03"&gt

Detailed explanation of angular's $watch method

What is HTML5 History mode

vue-router's default hash mode - uses the hash of the URL to simulate a complete URL, so when the URL changes, the page will not be reloaded. If we don’t want an ugly hash, we can use the routing history mode, which makes full use of the history.pushState API to complete URL jumps without reloading the page. const router = new VueRouter({ mode: 'his

Solving the problem of drawing fonts, pictures and blurry graphics in html5 canvas

Most appear on high-dpi devices, which means more pixels per square inch, such as phones and tablets. Of course, many high-end desktop computers also have high-resolution and high-dpi monitors.

Detailed explanation of implementing custom path animation in html5 in Canvas

This article mainly introduces how to implement custom path animation examples in HTML5 in Canvas. It has certain reference value. Interested friends can refer to it.

Key points of mobile website design optimization

Although the mobile terminal is limited by constraints such as mobile phone performance and network and cannot achieve the same excellent results as PC, the mobile terminal also has its own unique advantages, such as parallax scrolling through the unique gravity sensing function of the mobile phone, and the "acceleration" sensor to achieve "shaking". Shake" and other elegant and interesting human-computer interactions.

Optimization methods for page redrawing and reflow

Before discussing page redraws and reflows. You need to have some understanding of the page rendering process, how the page displays html combined with css, etc. to the browser. The following flow chart shows the browser's processing flow for page rendering. Different browsers may be slightly different. But basically they are similar. The browser parses the obtained HTML code into a DOM tree. Each tag in HTML is a node in the DOM tree, and the root node is our commonly used document object. The DOM tree contains all HTM

What are the data-* custom attributes of HTML5?

The data-* attribute has always been a knowledge point that I have not taken the time to understand. I happened to see this blog post written in more detail and easy to understand, so I reposted it.

How to get and set custom attributes in H5

Giving custom attributes to elements is a new feature added in HTML5. Simply put, the custom data attribute specification specifies that any attribute name starting with data- must be assigned a value. Custom data attributes are used to save private custom data of a page or application. These custom data attributes are saved in the DOM and have no impact on the layout and performance of the entire DOM. However, they can facilitate the interaction and control of the entire web page. expression effect. For example, we get all the cities in a certain area through an object, but we also need to get other information about the cities to facilitate access.