Remove the black shadow of the edge when the listview slides to the top and bottom
Android: fadingedge = "NONE"
Remove the default black background when dragging
Android: cachecolorhint = "#00000000"
Remove the selected yellow background
String media_eject_action broadcast: You want to remove the extension media (unplug the expansion card ). "Android. Intent. Action. media_eject"
String media_bad_removal_action broadcast: the expansion media (expansion card) has been removed
There are two reasons why I haven't had time to update my blog over the past few days. One is that my personal affairs are busy, and the other is at the invitation of the author of basic4android.
. I started Android development the year before.
My first project tutorial was successfully completed. This article will share ideas and some of my experiences with you. During the study period, do not just relax yourself after completing the project during the improvement phase. Make sure to
Install the android Runtime Environment Including
1. Install ADT, which is a plug-in for eclipse to support Android SDK.
Help-> new software-> Add name, archve. Here, the name can be retrieved at will, used to identify the line,
Exercise caution when developing a UDP data transmission system between Android phones
TIPS:1. The communication between mobile UDP and a fixed IP is not a big problem, but it may also cause a slight packet loss. The problem cannot be found here. Do
In adnroid, running ADB uninstall directly Cannot uninstall the APK. Attackers can manually uninstall each time they enter settings.
Today, my brother finally couldn't stand it. he deleted the APK directly in ddms. Then run ADB Uninstall!
So
Links to several developer communities and forums are collected here for backup.
1 devdiv Android developer community
Devdiv is a comprehensive mobile developer community, including the iOS, Windows Phone, and Android developer communities. The
[Reprinted from]Http://blog.csdn.net/cping1982/archive/2010/08/04/5788921.aspx
Many new android game developers tend to be confused. They often don't know where to start and envy each time they encounter problems they cannot solve.There are free
According to a comment published in business weekly on August 15, May 26, Beijing time, chrome still has many problems to solve as a tablet operating system, google should focus on the rapid development of Android.The Google I/O developer conference
App-Activity-PersistentState1.Demo description and demo
This demo uses sharedpreference to save the UI status, mainly to demonstrate the simple use of sharedpreference, And the UI status is generally saved in onsaveinstancestate.
Through this demo,
1. Demo description and demonstrationThis demo describes how to obtain the current wallpaper in Android, modify wallpaper, and then reset the wallpaper with the modified image. Note that you must add the permission The demo is as follows:
2. Video
1. user space InterfaceIn kernel/power/Main. C, a set of sysfs attribute files are defined, one of which is:Power_attr (State );
After the macro is expanded:
static struct kobj_attribute state_attr = { \.attr ={ \.name = "state", \.mode = 0644, \},
Http://blog.csdn.net/xys289187120/article/details/7687319
In the previous article, we learned how to send messages from unity to Android. If android can give back messages to unity again, this is a wonderful thing. Just like unity for andoid and iOS,
About Android nodpi, xhdpi, hdpi, mdpi, and ldpi
First, there are several basic concepts:1. Screen SizeThat is, the actual size of the display screen is measured based on the diagonal line of the screen.For the sake of simplicity, Android divides
Derived from class service
As you can see in the previous section, using the intentservice class makes it very easy to implement a "start" service. however, if you want your service to be executed in multiple threads (instead of working queues), you
Sqllite on Android
On the Android platform, an embedded relational database-SQLite is integrated. sqlite3 supports null, integer, real (floating point number), text (string text), and blob (binary object) data types, although it supports only five
If all applications have version updates, how can they be updated? Today, we will introduce the entire process of automatic application updates.
The procedure for automatically updating a program is roughly as follows:
Program startup --> timely
Android on the common measurement unit [xdpi, hdpi, mdpi, ldpi] interpretation from: http://www.cnblogs.com/cmduan/archive/2012/03/09/2388345.html
Explanation of common measurement units (xdpi, hdpi, mdpi, and ldpi) on Android
Terms and
GPS start process and data flow direction analysis:
First, in the system init stage, many services will be added through ServiceManager addService, which includes the LocationService.The code is in SystemServer. java:Try {
Slog. I (TAG, "Location
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