simple compass app for android

, data shows that we use mobile phones to view information on average about 150 times a day. Every time we do this, it is possible to get lost in other applications, often consuming a lot of unnecessary time in a task program, and sometimes even forgetting the most important information we have to query.The first batch of Android Wear hot up is Samsung Gear Live and LG G Watch, the two devices were released at the June Google I/O conference. The watch

The fluency of the Android system has been compared to iOS and is considered inferior to the latter. This aspect is related to the uneven quality of the Android device, on the other hand, and the implementation of the Android system. For example, before 3.0, the Android application UI drawing does not support hardware

0. Required installation filesI do a few years WP, recently a little interest in Android, try Android development, nonsense not to say, directly into the theme, first installed development environment, the author's system environment for windows8.1x64.Installation of Android Studio requires 2 files to be prepared as follows:

Objective As Android developers, presumably more or less to touch the start speed optimization related things, when the user more and more, the product function with more and more iterations, the App gradually become bloated is a very common phenomenon, even can be said to be unavoidable phenomenon, followed by the work is to optimize the performance of the app,

Speaking of Android phone, most people's impression is a bit of time to become a little lag, some programs in the run inexplicably crashes, open the System folder A look, found a lot of files, and then use the mobile phone butler APP constantly clean optimization, just feel the speed slightly improved point, Even if the mobile phone in a variety of performance in front of the software score ahead, or feel n

are allowed to move to the SD card after Android version 2.2. None of the applications developed before has this feature.So how exactly does it allow your app to move to the SD card? The answer is simple, just set a InstallLocation property for manifest.This property sets the default installation location, with a total of three valid values,auto, internalonly, p

, and then tick Enabel project specific settings selected. Then select the factory Path under annotation processing:Also tick Enabel project specific settings, then click Add JARs, add the jar under Compile-lib under the folder, then apply, then OK. This will enable the use of this Android annotations open source jar package.The following is a simple explanation of how and how to use the effect, you can com

The above has already introduced the porting process of android temperature sensor. The code page has been posted to everyone. Now we can write an APK for testing. The code is very simple, and the interface is very simple and ugly. Haha, don't mind. This aok is only used for testing. I will not introduce it more here and paste the Code directly.Package com.

. This is an optional activity. When you add an app widget, it is loaded and allowed to modify the settings of the app widget during creation. The following sections describe how to create these components: Declare An application widget in the list First, declare the appwidgetprovider class in the androidmanifest. xml file of the application, for example: The The The widget is broadcast to appwidgetprov

?[Activity (Label ="Demo app_01", Mainlauncher =true, Icon ="@drawable/icon")] Public classmainactivity:activity {protected Override voidOnCreate (Bundle bundle) {Base. OnCreate (bundle); //Set Our view from the "main" layout resourceSetcontentview (Resource.Layout.Main); //Get Our buttons from the layout resource,//And attach an event to it } }If you click the button to launch another activity code, is there a familiar feeling?Button btnopenactivity = findviewbyid+ = (s

transition is also relatively long, where the pixel transition is mainlyVersions of different pixels are still present. The reason is that there are still many domestic handset manufacturers to use the screen is not a stable version, often low-end phone screen resolution is relatively poor. and high-endThe resolution of the phone is relatively high. In fact, compared to Android developers, the Apple developer is still more fortunate, because the curr

Navigation menu for drawer effectlooking at a lot of applications, I think this slippery drawer effect of the menu is very good. Do not have to switch to another page, also do not have to press the menu hardware button, directly in the interface of a button click, the menu slide out, and feel able to put a lot of things.References to libraries:First of all, Drawerlayout this class is in the support library, need to add Android-support-v4.jar this p

permissions to read and write the app's database, and so on. If the vulnerability is found, you can pass Dz> Run Scanner.provider.finduris-a com.example Dz> Run Scanner.provider.finduris-a com.example To scan some of the available URIs, such as username, password, IDs, and so on, or even modify values (such as what SQL injects): Dz> run app.provider.query content://xxxxxx--preinjection "xxx" Dz> run app.provider.query content://xxxxxx--preinjection "xxx" Dz> Run Scanner.provider.injection-a co

: @ com.android.dx.command.dexer.Main.main (main.java:199) at Com.android.dx.command.Main.main (main.java:103)Yes, the number of Dex file methods in your app exceeds the maximum of 65536, so simply put, the app is bursting.So let's see why this error is caused:InAndroidSystem, aAppAll of the code is in aDexFile inside.Dexis a jar-like store that has manyJavaCompiles the archive file for the byte code. Beca

go: How to publish your Android appAndroidgoogleapplicationtools tool Eclipse How to publish your Android apphttp://www.aqee.net/some-things-to-know-about-publishing-android-apps/So far, in the Android Market, there are 2 of my apps,So, I want to write a little bit about the Androi