Workaround:Transfer from http://www.cnblogs.com/tc310/archive/2012/12/21/2828450.htmlHttp://jingyan.baidu.com/article/636f38bb267982d6b84610f0.htmlFirst step: Modify the Hosts fileThe contents of the modified Hosts file are:127.0.0.1 Localhost#google Home 203.208.46.146 www.google.com# This line is for the convenience of opening the Android development website now it seems like no VPN can also open 74.125.113.121 developer.android.com# updated content
(Conversion) drawable (ldpi, mdpi, hdpi, xhdpi, and xxhdpi) in the android res folder ),Drawable (ldpi, mdpi, hdpi, xhdpi, and xxhdpi) in the android res folder)
(1) The drawable-hdpi contains high-resolution images, such as WVGA (480x800) and FWVGA (480x854)
(2) drawable-mdpi stores medium-resolution images, such as H
Modeled after the Android native File Manager, this is a simple demo that can be easily followed up by existing code, as follows:First create a new Listview_item, learn the adapter students should know what to do this is to draw the interface of each list item, here with the icon + file nameListview_item.xmlAnd then we started writing about our main interface layout, the two-tiered linearlayout nestingActiv
Surface manager is a module responsible for displaying information in libraries under the framework in a user space. When the system executes multiple applications at the same time, surfacemanager is responsible for managing interaction between display and access operations, it is also responsible for the synthesis of 2D and 3D graphics.
1. Surface manager Architecture Analysis
The image system in
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Get default ringtone uri/Uri String
Uri sound = Ringtonemanager.getdefaulturi (type);(type = Ringtonemanager.type_ringtone or ringtonemanager.type_notification or ringtonemanager.type_alarmThe same as below)
Get ringtone uri/ Uri string
String getringtoneuripath (int type,int pos) { Ringtonemanager manager = new Ringtonemanager (mcontext); Manager.settype (t
Problem Description:the Android SDK Manager cannot download the update, or the update is very slow, or the list of packages to be installed is not displayed. Workaround:First, we'll modify the hosts file. The location of the file is in the system disk (typically C-drive) with the following path:C:\Windows\System32\ drivers\etc\hosts. After the file is found, we need to modify the file. Some students may fin
I don't know when to start, when I open the Android SDK Manager.exe, the command-line window is automatically turned off.Want to update some of the android things are not updated.Check it out, the solution is:System variables for environment variables in path, Java\bin's path is placed in front of Windows\System32.For example, my situation is:D:\Program Files\java\jdk1.7.0_51\bin;Placed in%SystemRoot%\Syste
Baidu Cloud software users to the detailed analysis to share the Baidu Cloud Android version of the new folder method.
Method Sharing:
Click menu to select a new folder.
Well, the above information is small made up to you Baidu cloud of this software users to bring the detailed Baidu cloud Android ver
The active folder is introduced by SDK1.5 and allows developers to publish ContentProvider, such as contacts and media data, on the desktop of a device. The active folder in Android serves the ContentProvider as the RSS reader for publishing websites.The working principle of the active folder is as follows:(1) Create a
Android custom control styles are implemented in XML in the drawable folder
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The android custom control style is in the XML file in the drawable folder. In the layout file, you can set the control's background
Only one week after learning Android, I saw some examples in some documents. There are quite a few scientific things in the implementation of file resource manager.
Code in filemanageractivity on the homepage:
Package COM. hoperun. activity;
Enter the code in the XML on the home page:
In addition, to display icons and file names in the column of the file list, you need to add a layout file and a custom ad
Android Download Manager monitors progress anywhere
You may want to monitor the progress anywhere in the application market or other downloads, and implement it well.
It is relatively simple to share and prevent memory overflow. We use a weak reference to bind the View to update the progress method.
Map
> ViewListem = new HashMap
> (); // Weak reference to the progress bar
Prevent recov
Android mobile guard 10 -- Application Manager, android10 --
1. Add different types of entries
1 class MyAdapter extends BaseAdapter {2 3 // obtain the total number of entry types in the data adapter, and change it to two types (plain text, image + text) 4 @ Override 5 public int getViewTypeCount () {6 return super. getViewTypeCount () + 1; 7} 8 9 // specify the entry type pointed to by the index, specify
Using static initialization method, you can stamp the link below to view the official document introductionhttp://docs.opencv.org/doc/tutorials/introduction/android_binary_package/dev_with_OCV_on_Android.html# Application-development-with-static-initializationIf the project does not contain a JNI part, the simpler approach is:1) write Off Opencvloader.initasync (Opencvloader.opencv_version_2_4_3, this, mloadercallback); Set the top of the statement directly to success.public void Onresume ()
1. Because you need to delete files, you need the following permissions:
2. Core code
[Java]Package com. example. deleteyoumi;Import java. io. File;Import android. OS. Bundle;Import android. OS. Handler;Import android. OS. Message;Import android. app. Activity;Import android
Leave white below the current control
Android:layout_margin
White left and right in four directions of the current control
Android:paddingleft
Content within the current control is left white
Android:paddingright
Content within the current control is left White to the right of the control
Android:paddingtop
Content within the current control is left white at the top of the control
Android:padding
what is the use of this manager is still not solved.Still have to go on with the study. The clue can only be to analyze the list mentioned earlier, the previous article only looked if add, but did not pay attention to the list is what to do with, mistakes.Find out a bunch of places to use, tune a typical look. void sendadmincommandlocked (String action, int reqpolicy, int userhandle) { final devicepolicydata policy = Getuserda Ta (userhandl
task is running the cancel task code, when the task has the result returned. UI callbacks will not be run. Then the problem mentioned above also does not exist, on the province's own to add inferences.As mentioned earlier, the code that cancels the task can only have a cancellation effect on the UI, but the task is actually running. Although the user can not see but the resources are still in the loss, so not yet.From the class diagram you can see that the task has OnRun () and Canceltask () tw
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