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HTML 5 Web SQL Core Trident

The "51CTO translation" Web SQL database API, which is not actually contained in the HTML 5 specification, is a stand-alone specification that introduces a set of APIs that use SQL to manipulate the client database. Assuming you're a good web develop

Where is the future of web design?

Everything seems to be speeding up compared with the past. We are witnessing the development of the world and are using unprecedented ways like Google and Wikipedia to get information. All of this leads us to ask ourselves, where will the future of w

A comparison of several methods of CSS "hidden" elements

When it comes to CSS hidden elements, I think the first way that most of our partners will think about it is to set the display to none. This is the best known and most commonly used method. I'm sure there are a lot of people who think that using set

JS operator single vertical bar "|" What is the use and function of this?

The role of the  JS operator single vertical bar   A lot of friends are "", the Double vertical bar "", very familiar, because this often used. But do you know the single vertical bar? Today, a netizen QQ asked me, my JavaScript pract

JS determines whether the array and common type judgments

ObjectiveThis article is the basic knowledge of the popular article, JS judge data types. We all know that PHP has the Is_array () function, but not in JS, we determine whether the data type is an array, usually for the sake of insurance, you can wri

Convert numbers to uppercase amounts in JavaScript

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In the project, use JavaScript to convert numbers to uppercase amounts, and share them with you. var digituppercase = function (n) { var fraction = [' Corner ', ' min ']; var digit = [ ' 0 ', ' one ', ' II ', ' three ', ' Restaurant ', ' Wu ', '

SetTimeout you don't know.

See a good article "you will use SetTimeout", reprinted over, changed a name, suddenly feel big, quack. Added a few small knowledge about settimeout and setinterval: About SetInterval () and settimeout () return values SetInterval (), settimeout (

With keyword in javascript

Talking about the WITH keyword in JS, the first impression of many small partners may be that the WITH keyword is used to change the scope, and then the most critical point is not recommended using the WITH keyword. When you hear that the WITH keywor

Analysis of the attribute and property of JavaScript

1, Attribute Attributes are properties that are set on HTML, explicitly set in HTML, or set by the SetAttribute () method. <input type= ' text ' id= ' txt ' a=b/> For example such a section of HTML code, in fact it has three attribute attribute

Implementing Cross-domain requests with JSONP

Foreword: Sometimes a busy to have no time idea, originally I already had more than 10 days did not write a blog. Always want to do cross-domain aspects of the attempt, but recently prepared school recruit no time to move hands. Today to talk about J

The observer pattern for JavaScript design patterns

Design patterns for software development of the importance of self-evident, code reusable, maintainable, scalable is always the pursuit of software engineering! For me, a javascript person, it seems difficult to understand design patterns, and it may

Window.postmessage in HTML5, data transfer between two pages

About PostMessageWindow.postmessage is a HTML5 function, but support ie8+, if your site does not need to support IE6 and IE7, then you can use Window.postmessage. About Window.postmessage, a lot of friends say he can support Cross-domain, yes, Window

HTML5 Localstorage Local Storage

Localstorage Local Storage Basic usageHow to create and access Localstorage <script type= "Text/javascript" > Localstorage.lastname= "Smith"; document.write (Localstorage.lastname);   A localstorage was created on </script> above. We

Mobile front-end-picture compression upload Practice

Previous colleagues have talked to me about the mobile end with canvas compression pictures and then upload the function, recently had a bit of free time, so I practiced a bit. Demo effect links are posted at the bottom of the article. On the mobile

HTML5 access to Geographic information APIs

HTML5 access to geographic information APIs In HTML5, you can see how to use the Geolocation API to get the user's geographic information, and if the browser supports it, and the device has positioning capabilities, you can use this set of APIs direc

HTML5 Multimedia-related Api---video

In HTML5, there are two additional elements---the video element and the audio element, which is dedicated to playing videos or movies on the network, while the audio element is dedicated to playing au

Animation CSS3 Animation Summary

A recent small game project uses CSS3 animated properties, such as transition, transform, and animation. After three weeks, finally done, use the weekend to do a good job of summing up. KeyFramesThis property is used to define a series of keyf

PHPUnit Configuration and use tutorial in Windows

Because our project involves PHP, we need to unit test the PHP code. After some understanding, decided to use PHPUnit to test PHP. PHPUnit spent a lot of time groping how to configure PHPUnit, Reader Web document is a tear. But know how to configure,

MySQL backup: MySQL incremental backup with binary logging enabled

A small number of databases we can make a full backup every day because it won't take much time, but when the database is large, we are less likely to make a full backup every day and change it to a weekly full backup, an incremental backup like this

The experience of the maintenance work summary of MySQL database production environment

From the previous MySQL database production environment maintenance work, summary of some of the small experience and knowledge, may not be more esoteric, but for us to eliminate hidden dangers, to ensure that the MySQL database production environmen

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