Html Tutorials

SQLD-Based on wwwsqldesigner for secondary development, currently supports QQ and Sina Weibo Login use tutorial:   1. First, check the toolbar in the upper right corner. The first column is logon. Currently, Sina Weibo and QQ logon are supported.

  Ctx. arcParameter description: (defines a center point, radius, start angle, end angle, and drawing direction: clockwise or counterclockwise ); Ctx. stroke: draws the border of the image;   Ideas: 1. First Use ctx. moveTo to move the painting

HTML5 has greatly enhanced table lists, not only adding many form attributes but also adding many types of form elements,The following example demonstrates all newly added form attributes and form elements. 1. 2.3. 4. 5. 6. 7. HTML5 form DEMO 8. 9.1

Version9X = 400 Version9X = 400 AND WindowsBuild = 1111 Version9X = 410 Version9X = 410 AND WindowsBuild = 2222 Version9X = 490 VersionNT = 400 VersionNT = 400 AND ServicePackLevel = n VersionNT = 500 VersionNT = 500 AND ServicePackLevel = n

[Html] dynamically changes the height of the IFrame to achieve automatic IFrame stretching. The parent page is also automatically scaled down. Principle: When the IFrame subpage is loaded, the parent IFrame object is called, change its height: 1.

This article introduces a fashionable website design method and how to use HTML5 and browser rendering mechanisms to build high-performance websites from simple to deep. This article involves the principles of browser re-painting and performance

Compared with manual coding, the HTML5 framework ensures accuracy and accuracy. Most HTML5 frameworks have a combination or contain some additional components, such as jQuery Scripts. CSS3 style sheets are designed to improve the functionality of

Everything in the code !!!! [Html] Acceleration Example Waiting for accelerometer... Stop Watching Acceleration Example Waiting for accelerometer... Stop Watching  

Worker js Code img. js [plain] view plaincopyprint? Onmessage = function (e ){PostMessage (filter (e. data ))};Function filter (imgd ){Var pix = imgd. pixels. data;Var xcord = imgd. x/1000;Var ycord = imgd. y/1000;For (var I = 0, n = pix. length; I

I. Use cache technology to implement pre-drawing and reduce repeated Canvs content painting Most of the time we draw and update on the Canvas, there will always be some unchanged content, for this content Cache should be drawn in advance, rather

PostMessage is a new HTML5 method that enables cross-domain window communication. So far, only IE8 +, Firefox 3, Opera 9, Chrome 3, and Safari 4 are supported. This article mainly describes the cross-browser implementation of the postMessage method

new Canvas (width, height)Parameters:Width: canvas widthHeight: canvas heightMethod: ApplyShadow (shape, drawFunc): Application shadow. Shape: shape. DrawFunc: painting function. Clear (): clears the current layer from the canvas. Currently not

HTML5 has several elements and attributes related to forms. This chapter introduces the following new form elements: Datalist Keygen Output Browser support Datalist No No 9.5 No No

First, let's take a look at the following sample code that uses HTML auto-focus and placeholder text.

HTML5 has removed the name attribute, achieve the anchor point please use id, instance effect: http://keleyi.com/keleyi/phtml/html5/9.htmSupport for Chrome and Firefox The complete code is as follows: HTML5 anchor instance -- ke leyi HTML5 anchor

Comments: A local cache mechanism is provided for us in html5. It will replace our cookies, and it will not be sent with the browser. Our server-side html5 cache mainly includes localStorage, and sessionStorage. For details, please refer to this

Comments: Recently I have re-designed my blog site and decided to display the time with a calendar icon. In the past, the solution generally used background images. Thanks to css3. Now we can use css3 to implement this function. Next we will

Comments: Today, I will share with you a simple application to demonstrate how to use FileReader. FileReader is a file operation API provided in HTML5, for more information, see the previous articles. I shared several HTML5 examples: drag-and-drop

Comments: Application security experts who should pay attention to security issues in HTML5 said that HTML5 brings new security challenges to developers.The verbal war between Apple and Adobe has brought a lot of speculation about the fate of HTML 5.

Comments: The main API extensions (Application Cache/Server Message/desktop notification) have been summarized earlier. The following are only available for specific scenarios, no IE support. Currently, desktop notifications are only supported by