beacon app for android

Today, to share, a blog app development process, has not previously developed this type of app experience, ask the gods to tap.First, we're going to create a andriod project.Because we want to request data from the network, let's start with a common class of request networks.Ideas:1. Put the method of requesting the network into a class2. Create an interface to send data to activity3.Activity implements the

First put the start page in the project resource, the picture is generally 1080*1920 jpg.Create a new activity,After the creation is successful, open the activity you just created to write the code:public class BZLaunchActivity extends AppCompatActivity { private final int SPLASH_DISPLAY_LENGHT = 2000;//两秒后进入系统，时间可自行调整 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_bzlaunch);

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

Hello everyone, I found that my blog has not been updated for half a year and has been busy recently. I decided to take a break in the early morning at Premier League arsenal vs. Fulham, we will share with you the implementation of the app version update function in Android. A good application software requires good maintenance. From the initial publication to the final product, this process requires consta

file (searched for a long time, found in D:\workspace\Cocos2dx_Pro\JXKJ_GAME\frameworks\runtime-src\ Proj.android-studio\app\build\intermediates\transforms\mergejnilibs\debug\folders\2000\1f\main\lib) Create a new jnilibs in the App/src/main directory (the name must be the same letter) folder and copy the folder (Armeabi folder) where the so file is just compiled to the Jnilibs folder Import Module in

official documentation, explained in great detail:Http://android.toolib.net/guide/topics/appwidgets/index.htmlHttp://developers.androidcn.com/guide/topics/appwidgets/index.html#ProvidersCode:AndroidManifest.xml中声明 App Widget:receiverAndroid:name= "Exampleappwidgetprovider" > Intent-filter> ActionAndroid:name= "Android.appwidget.action.APPWIDGET_UPDATE" /> Intent-filter> Meta-dataAndroid:name= "Android.a

Application of wireless Network Camera Tp-link Infrared Wireless Network Camera specifically for family housing and other space more compact scene design, network structure is simple and practical, 1 routers + 1 Cameras is a complete set of security systems, network cost low. After using the mobile phone app to configure the camera, you can implement local or remote monitoring. Download Tp-link Security

http://hukai.me/android-training-managing_your_app_memory/The Random Access Memory (RAM) is a valuable resource in any software development environment. This is especially true on mobile operating systems where physical memory is usually limited. While Android's Dalvik virtual machine plays a regular garbage collection role, it doesn't mean you can ignore the timing and location of the app's memory allocation and release.For GC to be able to reclaim m

Jurong loan and bidding assistant app Android source code and Android source code Source code of the Jurong online loan bidding assistant application. This project is an Android version of The Jurong online loan bidding Assistant Project source code. Generally, companies or developers will not disclose the source code

/p/android/issues/detail?id=19916[email protected], Nov, 2011This issue have also been found on ICS. Cpuacct_add should not being doing anything that calls malloc () or free (). Proposed fixes is here:http://review.omapzoom.org/16579http://review.omapzoom.org/16573Now more and more apk, will sneak the fork process, execute the system commands or dump debugging information, even if Skype, will fork a lot of their own written native service, watching is

centered Android:layout_ Centerinparent is completely centered relative to the parent element Android:layout_alignparentbottom snaps to the bottom edge of the parent element Android:layout_alignparentleft snaps to the left edge of the parent element Android:layout_alignparentright snaps to the right edge of the parent element Android:layout_alignparenttop snaps to the top edge of the parent element android:layout_ alignwithparentifmissing if the corresponding sibling element is not found, then

Whether the hammer or eggplant phone is constantly popping up, the Android system's mobile market share is still the largest, so the number of apps based on Android is also very large. So, how can you develop a higher-performance Android App? It is a big headache for software development companies and programmers in ge

. */ boolean disableDataConnectivity(); /** * Report whether data connectivity is possible. */ boolean isDataConnectivityPossible();} Package com. ebupt. phonerecorddemo. server; import android. app. service; import android. content. broadcastReceiver; import android. content. context; import

the APK file on the 4-byte boundary (4 bytes are a good value), so that the Android system can use MMAP () (please check the purpose of this function) function reading files can achieve high performance in reading resources,PS: 1. alignment on the boundary of four bytes means that, in general, it refers to the result that the compiler reads four bytes as a unit. In this case, the CPU can perform efficient and fast access to variables (not aligned bef

In Android, ListView achieves parallel image and text and custom split lines (improved imitation APP), androidlistview In the blog post Fragment and ViewPager in Android yesterday (early this morning), we used Fragment and ViewPager to simulate the layout framework. Today, we will use ListView to implement the basic view of the contact column. The effect is as fo

The launch of Android 4.4 , power-saving technology, Google also said that the improvement! Let's get to know what's going on with Android 4.4 Power-saving technology !Test conclusion:1) The most power-saving of the off-screen standby:A) any app including background service should minimize the number of wake-up CPU, such as the long connection of IM business hear

I don't think there is much talk about the Android architecture because of mobile phone restrictions. But from the perspective of development, we can see neat code, beautiful layering is always a kind of comfortable enjoyment. From the perspective of art, we are pursuing a kind of beauty. This article first analyzes several popular android software packages, and finally builds our own general

Android javaseröapp WidgetAndroid javaseröapp Widget* Widget £;ö~~~ózälanguçpendingintent ° íremoteviews £.PendingIntent ö÷ ª Ó À réööö ×à Ã æ ³ Ð µ ¿É Ò Ó órāzöööintent · zookeeper £ ******************************************************** úorþ ¸ öç ço ¢ Í Ò» ö ö¹ ã ² £ ******************» ö öservice *****************************RemoteViews µä×ó Ó £° Ò Î À »? ø Ø {£%%²» ärírâ ¨ Õ ý %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% £ ;*************

In this section, we will learn how to create an interface with text input boxes and buttons in XML. The next lesson will learn to make the APP respond to buttons--when the button is pressed, the contents of the text box are sent to another Activity.Android's graphical user interface is built from multiple views (view) and view groups (ViewGroup). View is a common UI form widget, such as button, Text field, and ViewGroup is an invisible container used

Introduction of environmental separation There are at least two environments for each app project: test environment and production environment. There are even four environments: the development environment, the test environment, the pre production environment, and the production environment. Developers often need to switch between environments, as do testers. Often, testers today need to test the latest version of the environment, ask the