Android

After cygwin is deployed, compile the sample that comes with ndk and report the following error: "android ndk: Host 'awk' tool is outdated. Please define host_awk to point to gawk or nawk! "Ndkcomes with an awk.exe, and the host 'awk' tool is

[Java]Public class heartbeatservice extends Service implements runnable {private thread mthread; Public int COUNT = 0; private Boolean istip = true; Private Static string mrestmsg; Private Static string key_rest_msg = "key_rest_msg "; @ override

First view results Not extended After expansion Code Description Androidmanifest.. xml App Type package cn.hpc.assistant;import android.app.Application;import android.view.WindowManager;public class FloatApplication extends

Customize a view and deploy it in the layout file. The execution program reports the following error: E/AndroidRuntime( 1292): FATAL EXCEPTION: mainE/AndroidRuntime( 1292): java.lang.RuntimeException: Unable to start activity

 Intent is frequently used in Android. Intent is used for system functions, whether it is page redirection, data transmission, or external program calling. After some intent examples, I sorted out the intent and hoped it would be useful to everyone.

The previous section introduced the simple usage of tabactivity, but it is not recommended to use it in the current API. fragment is recommended to replace the above functions. The following describes how to use fragment and

When using eclipse to confuse Android programs, proguard is used. In Versions later than android2.2, A proguard is used to create projects. cfg file, which is used to confuse the android program, the method is very simple, in the project. add

Before analyzing the android message mechanism, let's take a look at the Code: Public class mainactivity extends activity implements view. onclicklistener {private textview statetext; private button BTN; @ override public void oncreate (bundle

Disclaimer: you are welcome to repost. Please indicate the source when reprinting! Http://blog.csdn.net/flydream0/article/details/73716921. Overview JNI is the abbreviation of Java Native Interface. Java Native Interface (JNI) standards have

First, you can see:     This is the multi-choice mode.     First, check the layout configuration file.   Android: Orientation = "vertical" Android: layout_width = "fill_parent" Android: layout_height = "fill_parent" Android: id = "@ + ID/

Previously, I briefly introduced two data storage methods, for example, shared preferences, in [Android evolution 14th], I wrote an example of the address book for storing data in the SQLite database. Next I will introduce the format of storing data

Question: A person cannot fall in two traps. In February last April, I had a task that asked me to write a method for downloading and saving the file. If the file name exists, add "-1". If it still exists, add 1 to the number after-, for example:

Related logs of Radio:Log corresponding to

1. Please talk about the Android system architecture.A: The Android system adopts a layered architecture. The application layer, application framework layer, system Runtime Library layer, and Linux core layer are from the top to the bottom. 2. Let's

Configchanges attribute usage in Activity By setting this attribute, activity can capture device status changes. The following content can be recognized: Config_font_scale Config_mcc Config_mnc Config_locale Config_touchscreen Config_keyboard Config_

This section describes the service lifecycle and local sevice. The following describes the remote service and aidl (Android Interface Definition Language; The official document reminds us that it is necessary to use aidl: Only you allow the client

HTTP Communication httpurlconnection interface developed for Android /* * HTTP Communication httpconnection interface developed for Android * Beijing Android Club group: 167839253 * Created on: 2012-5-9 * Author: blueeagle * Email: liujiaxiang@gmail.

Android development-slidingdrawer (1) /* * Android development-slidingdrawer * Beijing Android Club group: 167839253 * Created on: 2012-7-26 * Author: blueeagle * Email: liujiaxiang@gmail.com */Overview To facilitate operations, aesthetics, and

A Preliminary Study on Android Development Video Playback /* * Android development: Video Playback * Beijing Android Club group: 167839253 * Created on: 2011-8-24 * Author: blueeagle * Email: liujiaxiang@gmail.com */   There are some differences

 Android development: Audio Playback /* * Android development: Audio Playback * Beijing Android Club group: 167839253 * Created on: 2011-8-23 * Author: blueeagle * Email: liujiaxiang@gmail.com */    Audio Playback There are two ways to play audio on