Mobile Develop

In the video player often see, there are a lot of video thumbnails, this article is about the Thumbnailutils class to get the thumbnail image of the video file;Run as follows:The code is as follows:Mainactivity.java:

Apple released a message on October 20, 2014: From next year's February 1, apps submitted to the App Store must support 64-bit. The detailed message address is: https://developer.apple.com/news/?id=10202014aHow are we supposed to start getting our

Today the main learning of setter and getter use method, according to yesterday's learning content, first we want to create a project, in addition to create a person class!=================================================================Create a few

March 26-27th, the" pioneering regional finance to build wisdom silver-line "as the theme of the 2015 12th China Regional Commercial Banking-line informatization Development Strategy Summit held in Nanning, Guangxi. More than 200 people from the

use Asm.jar to project your Android phone screen to your computerSometimes it may be necessary to project some of the actions on your phone, such as the display of some app demos. In fact, there are specialized hardware equipment capable of this

I. allow Web page width Auto-adjust: How does "adaptive Web Design" work? It's not that hard actually. First, in the header of the page code, add a row of viewport meta tags. Meta name="viewport" content="width= Device-width,

1. Code that determines whether the mailbox is formatted correctlyUsing regular expression validation-(BOOL) Isvalidateemail: (NSString *) email{nsstring *emailregex = @ "[A-z0-9a-z._%+-][email protected][ A-za-z0-9.-]+\\. [A-za-z] {2,4} ";

First of all, we know that the ScrollView has the Contentsize attribute, set to drag, set this property to 3 Imagevie width.When the initialization is displayed, the direct setting of the contentsize is displayed in the position of the second

In the code often see application This class, always do not know what this is for, today just a bit of time, so carried out the detailed study.First, the overall concept of its interpretation:The description of him in the Android source code is;*

To the year four basically worship the years are finished, today's weather exceptionally good, sunny, and sometimes feel light is simply the sun is happy, it is hoped that a lot of calm down to think carefully, and then to learn. Okay, no nonsense,

1. Apple divides the technical aspects of iOS devices into 4 tiers:Cocoa touch:objective-c CocoaMedia:cCOre Services:cCore Os:c2. The foundation framework is the most basic framework, including functions such as the input and output of collections,

Here's how to use the mobile App to enter Chinese characters in OpenELEC (XBMC) without the input method.OpenELEC (XBMC) Although there is a Chinese language system, but there is no Chinese input method, no way to directly enter Chinese characters,

In the previous section, we provided a visual display of the QR code that was recognized by the program, and in this section we used synthetic speech to read the contents of the QR code scanned.Modify the VIEWCONTROLLER.M, define and initialize the

I. Overview of the problem In Android development, the ability to download files, such as app version updates, is often used. After API Level 9, the Android system provides us with the Downloadmanager class, which is a system service

Android wants to achieve the display of the chart, very troublesome. Online search for the implementation of the scheme, there are no more than three kinds:1. Write your own canvas, slowly realize, request too high, difficult to fix.2. Use

Principle: See the next Android source code, understand the resolution process, just their own words will be transplanted Android source code, someone resolved successfully, but I feel too troublesome. About the Android parsing process. Public

Java has many third-party libraries. Android's Dalvik virtual device is not entirely Java, that is, the Android SDK and the traditional SDK is not exactly the same, if the Java library compatible with Android, it can be exploited. The use of Java

In the previous example, we wrote the UI we wanted by setting adapter's GetView (), but in a pair-oriented programming we wanted to be able to create our own ListView, For example, the name of the class Com.wei.android.learning.RatingView, as long

The steps to invoke the C function through JNI in Java code are as follows:First step: Writing Java code1 classhellojni{2 native voidPrinthello ();3 native voidprintstring (String str);4 5 Static{system.loadlibrary ("Hellojni");}6

When developing our Android program in Eclipse, installing the SDK is essential, sometimes the SDK and AVD icons are missing, usually because you copied an SDK package from elsewhere and then directly in the reference, for example, I added the path