data, which can be obtained and displayed by the src attribute assigned to the image element.
Tip: For details about Base64 data format, refer to http://en.wikipedia.org/wiki/data_uri_scheme.
FileReader is a part of FileSystem and is usually used for file reading. It can be used in combination with the upload scenario.
Let's take a look at some of the other syntaxes and examples in FileSystem.
The best book to learn
Book inventory plays an important key business data for warehouse management operations in books. Development at any age now promotes blood circulation in books, book types and update speed are just as fast rising.In order to ensure a foothold in the book industry, to ensure the correct purchase and inventory control and delivery. In order to avoid the backlog of
IOS Address Book programming, listening for system address book changes, and ios address book
Listen for address book changes
The client code must be implemented as follows:
/* Remove the registration function */-(void) dealloc {ABAddressBookUnregisterExternalChangeCallback (_ addressBook, ContactsChangeCallback, nil)
websites to use several GB of junk data to bomb users and even fill hard disks in a short time. Multiple mainstream browsers will be affected.
The above is some basic introduction to html5, which may not be completely written. You can add it to those who know it.
We recommend an html entry book to cover html5
1. Pro HTML 5 Programmin
. The domains are displayed as common text domains.
Color
E. Other labels:
3. Deleted tags:
4. Redefinition labels:
5. The new layout is mainly combined with the structure labels. HTML5 has already arranged the layout of the page. See the figure below:
This is a change in HTML5 tags, and the changes in these tags make some basic functions changed. In the next blog, let's take a look at the simpl
Comments: HTML5 is attracting more and more people's attention. Apple even regards HTML5 as the tomb of Flash. However, HTML5 is still a new technology for many people.
This article collects 15 HTML5 resources worth collecting. These resources can keep you consistent with the development of
ArticleDirectory
Original Author
HTML5 is attracting more and more attention. Apple even regards HTML5 as the source of flash. However, HTML5 is still a new technology for many people. This article collects 15 HTML5 resources worth collecting. These resources can keep you consistent with the development
Wang Jia Lin: committed to hardware and software cloud integration, familiar with Android, HTML5, hadoop Tel: 18610086859 Email: jialingege@126.com hiheartfirst@gmail.com
HTML5YesDevice(Terminal devices) andCloudThe intersection of (cloud computing) is a perfect blend of design and technology.
HTML5Not only representativeCloud(Cloud computing ),HTML5More importantly, the source of power comes fromDevice(Local hardware ).
HTML5The times areD
(1) HTML5 is now not a subset of SGML, it is mainly about the image, location, storage, geographical location and other functions of the increase.
Painting canvas elements;
Video and audio elements for media playback;
Local offline storage Localstorage long-term storage data, the browser is closed after the data is not lost, sessionstorage data is automatically deleted after the browser is closed;
Semantically better content eleme
attribute of the image element.Hint: The description of BASE64 data format can refer to URL http://en.wikipedia.org/wiki/Data_URI_scheme.FileReader as part of the filesystem. Often used for file reads. Can be used in conjunction with upload file scenarios.To find out more about some of the other grammar and presentation examples in filesystem, take a look at this book.Learning HTML5 The best book is "
data:
Readastext
Reads a file as text, the 2nd parameter is the encoding type, and the default is UTF-8
Abort
Interrupt Read
The following example shows the use of the Readasdataurl method in the FileReader object, with the following code:Tip: The sample code for filesystem in this section is tested under Chrome 28.The example opens with the same effect as in Figure 2.19. Click the "Select File" button to select the local picture, and the "Sele
My previous question stopped for a long time because-I went to write a book.ObjectiveI started working in March 2012 and now I'm six years away. For the past six years, I have never known anything about SQL Server, only the simplest C # programmers have started, stepping back from a nameless outsourcing company to the middle of a larger financial institution, with wages rising to nearly four times times the size of a new job. In the process of struggle, I also go a lot of detours, once very depr
Really is a period of time did not write Bo, this period of time, what happened really quite many, in addition oneself also idle to do some of their favorite things, mainly do is based on Mac System Cocoa framework of various editor bar. (By the start of this year, I also had my second book, "Zero-based iOS game programming-cocos2d-x and cocos2d Engine game development")Hundred Cattle Information Technology Bainiu.ltd organized and published in the bl
Write in frontThanks to all the friends who came in to see. Yes, I'm currently going to write a book about unity shader.The purpose of the book is to have the following several:
Summarize my experience with unity Shader and give others a reference. I am very aware of the difficulties of learning shader, and I have seen many questions raised by people in the group. I think learning shader is still a
Write in frontThanks to all the friends who came in to see. Yes, I'm currently going to write a book about unity shader.The purpose of the book is to have the following several:
Summarize my experience with unity Shader and give others a reference. I am very aware of the difficulties of learning shader, and I have seen many questions raised by people in the group. I think learning shader is still a
[HTML5] How to Deal with the browser compatibility issue of HTML5 new tags, html5 browsers
Original address: http://www.dang-jian.com /? P = 196
After all, HTML5 standards are just defined. Some browsers cannot support new tags and attributes, especially IE8 and earlier browsers. The following describes some practical
gossip Less, the author of this article for everyone to collect online learning HTML5 resources, hope they can help you better learn HTML5. Good man! Just, the author originally said 40 only 39, because 5th and 8th are repeated. Here's the original!1. Five-minute entry HTML5 (Learn HTML5 in 5 minutes! ) by Jennifer Mar
HTML5 learning notes (1): HTML5 introduction and syntax, html5 learning notesHTML5 Introduction
HTML5 is the next-generation HTML standard specification after HTML4. It provides some new elements and attributes (such as Removed some outdated element and attribute tags in html4.These include purely display effect tags,
[Html5] html5 local storage and html5 Storage
I have been studying html5 for a long time, so I can reserve knowledge for future mobile projects. Compared with html4, html5 adds some interesting labels, attributes, and methods. Today we will introduce the local storage of
HTML5 learning notes: differences between html5 and traditional html, and html5 learning notesI. HTML5 syntax changesThe changes mentioned in this knowledge point refer to changes defined based on HTML4, mainly including:The file extension (.htmlor .htm) of 1.html5 remains u
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