window opendatabase

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Parsing HTML5 storage functions and webSQL related operations _ html5 tutorial skills-

This article mainly introduces HTML5 Storage functions and webSQL related operations, including the use of Storage attributes and the use of JavaScript For webSQL operations, for more information, see html5. two mechanisms are introduced, similar to

HTML5 offline storage Web SQL, html5 offline websql

HTML5 offline storage Web SQL, html5 offline websql HTML5 Web SQL stored offline Asynchronous, multithreading, and SQL injection are not considered in this article. According to the WebDatabase specification, this specification is no longer

Use HTML5 to develop offline applications

Guo Zongbao, software engineer, IBM Introduction:Web encourages personal participation. Everyone is the author of web content. If the web application can provide offline functions and allow users to write content in areas without a network (such as

JavaScript window. ActiveXObject objects, how to distinguish the browser

Window. ActiveXObject) to determine whether the browser supports ActiveX controls, and if you support ActiveX controls, we can use Varxml=newactivexobject ("Microsoft.XMLHTTP") To create the XMLHttpRequest object (this is in a previous version of IE7

Analysis of 9 large browser-side caching mechanism

Browser cache (Browser Caching) is a browser-side save data for fast read or avoid duplicate resource request optimization mechanism, effective cache use can avoid duplicate network requests and the browser quickly read local data, the overall

HTML5 Developing offline applications

HTML5 Offline Feature IntroductionHTML5 is a new generation of HTML standards currently being discussed, representing the latest developments in the Web world. In the HTML5 standard, a new variety of content description tags are added, which

A little primer on VB6 database programming experience __.net

A long time ago wrote a text, in the floppy disk for n years. --Philips floppy disk quality is good:) aphismail-job#yahoo.com.cn I learn VB has two or three years of time, beginners, encountered a lot of difficulties, no less in the BBS to ask

9 in the browser-side cache

Browser cache (Browser Caching) is a browser-side save data for fast read or avoid duplicate resource request optimization mechanism, effective cache use can avoid duplicate network requests and the browser quickly read local data, the overall

Developing offline applications with HTML5-cache manifest (4)

Back to top of pageOn-line status detectionIf the WEB application is just a combination of some static pages, then the cache manifestAfter you have cached the resource files, you can support offline access. However, with the development of Internet,

Storage in phonegap

Storage-related objects in phonegap includeDatabase objectsSQLTransaction objectSQLResultSet SQL result objectSQLResultSetListSQLError SQL error objectLocalStorage local storage objects Database objects:Obtain the object using the openDatabase

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