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HTML Articles
Page 151 of 151
Same origin policy on mobile apps with HTML
There are similar rules for native mobile apps and application. Only domain needs are to be added to white list in PhoneGap or Cardova.The device acts as a server and can access content from URL .If PhoneGap is used then domains are added to whitelist or a wildcard.While dealing with a native application, you expect to make requests from file://, instead of from https://. However, a request is not made across the HTTP protocol, so the same rules do not apply.Making requests from native mobile app, will allow you to make requests to any domain without any major issues.
Read MoreHTML5 geolocation 'permission denied' error in Mobile Safari
Whenever a mobile website is created and there is a requirement in which user is requested for current position on button click, then HTML5 geolocation is used.This is working fine in mobile chrome.However when in Mobile Safari, the user is prompted to share location and browser defaults to geolocation then browser is defaulted to Permission denied errorTo solve this, the Geolocation services in mobile services is turned on to get current location of requested user.
Read MoreHow to use sockets in JavaScriptHTML?
To use sockets, consider the WebSocket interface in JavaScript. This interface enables web applications to maintain bidirectional communications with server-side processes. To enable Web applications to maintain bidirectional communications with server-side processes, this specification introduces the WebSocket interface. Here are some of the methods to workaround with Web Sockets − socket = new WebSocket(url [, protocols ] ) Create a new socket using this, wherein parameters URL is a string for the connection and protocols is a string or array of string. socket . send( data ) The above is used to send data. Used to ...
Read MoreMaximum size of a <canvas> element in HTML
All web browsers limit the canvas element’s width, height, and area.For Google Chrome, the maximum allowable width and height are 32,767 pixels and the maximum allowable area is 268,435,456 pixels.For Firefox, the maximum allowable width and height are 32,767 pixels and the maximum allowable area is 472,907,776 pixels. For IE, the maximum allowable width and height are 8,192 pixels. For IE Mobile, the maximum allowable width and height are 4,096 pixels.
Read MorePlay infinitely looping video on-load in HTML5
The tag specifies video. Currently, there are 3 supported video formats for the element that are MP4, WebM, and Ogg. Autoplay is used to start the video when the video and page loads.The loop attribute is a boolean attribute. When present, it specifies that the video will start over again, every time it is finished.The loop attribute should do it. Your browser does not support the video element. If you have a problem with the loop attribute, listen to the videoEnd event. After that call the play() method when it fires.
Read MoreWhat will happen when [50,100] is converted to Number in JavaScript?
Use the Number() method in JavaScript to convert to Number. You can try to run the following code to learn how to convert [50, 100] to Number in JavaScript − Example Live Demo Convert [50,100] to Number var myVal = [50,100]; document.write("Number: " + Number(myVal));
Read MoreHow to redirect URL to the different website after few seconds?
Page redirection is a situation where you clicked a URL to reach a page X but internally you were directed to another page Y. It happens due to page redirection. To redirect URL to a different website after few seconds, use the META tag, with the content attribute. The attributes set the seconds. The following is an example of redirecting current page to another website in 10 seconds. The content attribute sets the seconds. Example Live Demo HTML Meta Tag Hello HTML5!
Read MoreStatic HTML elements are written directly in SAPUI5
SAPUI5 allows the developer to use their own static HTML elements with the use of UI5 controls in certain areas. It is not closed framework and allows you to use a sap.ui.core.HTML control to write any amount of plain HTML within an area rendered by UI5 so it allows you to easily mix HTML and UI5 controls.HTML created by UI5 controls, however, is created dynamically, but that's how many JavaScript UI libraries work when providing higher-level UI elements that would be hard to write in static HTML.You can refer to below link of SAPUI5 which tells more about HTML SAPUI5 ...
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