Mobile Develop

The requirements that are encountered in the project, need, and methods are as followsThis method passes in a desired activity/** * to the corresponding activity * * @param activity * @return */public Bitmap takescreenshot (activity activity)

Proxies are a common design pattern in iOS development. We can easily implement this design pattern with the help of Protocol (see Blog: Objective-c Protocol (Protocol)).What is an agent?Apple's official documentation gives a clear explanation:

Please respect other people's labor results, reproduced please specify the source: Asynchronous walkthrough of Android Development (i) Thread+handlerhttp://blog.csdn.net/fengyuzhengfan/article/details/40211589Some time-consuming operations, such as

Because of the engineering practice project, we have to learn iOS development, today only know Apple 09 years of development tools and development kit, that is, uttered, now has more than 5 years of experience in iOS development. In our country 2010

Excerpt from API DocRequestlayout:When view determines that it is no longer suitable for an existing zone, the view itself calls this method to require the parent view to re-invoke his onmeasure onlayout to reset his position.Especially when the

============ Problem Description ============Java IO stream copied sqlite3 database file, Chinese data query not come out, you have encountered this problem, help me answer============ Solution 1============ Private void dbimport ()     {        try

============ Problem Description ============According to the tutorial, it generated a framework of its own problems!!! It's so ... Ask the great God to answer!The code is as follows: (Mainactivity.java)Package com.example.hello1;Import

1. What is WebView UXSSWebView is the underlying component of the Android Chrome browser and is the core class in the WebKit framework, derived from view in the Android SDK to not invoke the browser in Android Activity layout. directly implement

============ Problem Description ============Recently in ubuntu12.04 compiled android4.2 source code encountered a compilation error, the following error:Host C + +: Libhost Gcc:fatal Error:no Input FilesCompilation terminated.Make: * * *

Test instructionsThere are n blocks of non-overlapping rectangular planks, with the small convex polygon to wrap them up, and output and output the total area of the wood to occupy the percentage of the convex polygon area.Analysis:A bare question

============ Problem Description ============String a= "file://" +environment.getexternalstoragedirectory (). GetPath () + "/dcim/camera/";File Basefile = new file (A + "/dcim/camera/15.jpg");Uri uri = uri.fromfile (basefile);Uri uri = Uri.parse (a);

When using a custom checkbox or RadioButton, the custom icons and text appear on different phones with different spacing, sometimes less control, and here's My custom checkbox:XML under Layout:Inside the custom Style,style content is:The selected

============ Problem Description ============ public class Photographactivity extends baseactivity implementsSeekbar.onseekbarchangelistener, Onclicklistener, Runnable {Private SeekBar zoomset;//Adjust focal lengthPrivate ImageView Takepic, back,

# This was a configuration file for Proguard.# http://proguard.sourceforge.net/index.html#manual/usage.html-optimizationpasses 5-dontusemixedcaseclassnames -dontskipnonpubliclibraryclasses -dontpreverify -dontoptimize

============ Problem Description ============Who is the great God to help me see the following code, why the incoming URL finally get the drawable is empty?  Network images are downloaded to the local cache directory and saved to the Imagurl image

============ Problem Description ============Launch Eclipse Hint SDK platform is missing ...Launch SDK Manager tipsFetching Http://dl-ssl.google.com/android/repository/addons_list-1.xmlFailed to fetch URL

Two ways to play Video:Play video with Videoview (convenient, recommended)Play video using MediaPlayer and Surfaceview (early way)The first way:The process of using Videoview to play video is as follows:Define the Videoview component in the

I was in the video with the mediarecorder of the problem of the synchronization of videos and audio, asked some people after the feeling should be no time stamp, before always think time stamp is to show users a data, check the discovery is not, the

public static final String ACCOUNTSThis constant defines the permissions for direct access to accounts managed by the account manager.Constant value: android.permission-group.accounts.public static final String Cost_moneyThis constant defines the

Drawing an image through coregraphic generally has the following steps:1: Get the Graphics context objectDrawing an image first requires a graphical context object (CGCONTEXTREF) that maintains a cgcontextref stack in the system before the DrawRect