The previous article describes the communication between the Android phone and the BLE terminal, while the most common ble terminal should be the ibeacon base station advocated by Apple. Ibeacon technology based on BLE, it is characterized by the broadcast of external messages, mobile phones do not need to connect to the Ibeacon base station can also obtain its information, is mainly used to do indoor positioning and marketing information push, in the
Android Push principle
Since the recent project involved Android push, I saw something about Android push, and we know that the Android push can come down to 3 kinds of implementations:
1, POLL, pull. The general idea is to send the request to the server regularly, and then let the server return the information itsel
RAR for Android is an old WinRAR free Android tool that allows you to compress and decompress files on Android devices.
Via @Xang Azu
WinRAR, who ranks ahead of the piracy rate in China, has released a free decompression tool to support RAR, ZIP, TAR, GZ, BZ2, XZ, 7z, ISO, ARJ formats.
RAR for Android also support
The Android client is implemented in the following ways:1, first scan all the PC in the LAN to see if there is a PC-side server running and listening to 30000 ports.2. If the server that is not scanned to the PC side is running and listening on port 30000, rescan or exit. 3, scan to the pc side of the server running and monitoring 30000 ports, then control the PC end shutdown, restart or cancel shutdown. 4, click the Shutdown button, send instruction
[Android learning] android self-study: 001, Android androidAndroid-why do I need to learn about the operating system of the most popular handheld devices?
I studied Java web development at school. After graduation, I came to a game company to develop unity 3D and cocos 2d. In the company, I am waiting for nothing, so I don't need to do anything. I occasionally h
Android development implementation calculator example, android calculator example
Example
The Code is as follows:Android: id = "@ + id/warpcontent"Android: layout_width = "fill_parent"Android: layout_height = "fill_parent"Android: orientation = "vertical">
First, build the Android development environment
Preparation: Download Eclipse, JDK, Android SDK, ADT Plugin
1. Install and configure the Java Development environment:
① installs the prepared Eclipse and JDK on this machine (preferably installed in a full English path) and configures environment variables for JDK, where the JDK's variable value is the root directory of the JDK installation path, as my: D
[Android performance optimization series] memory basics-how to manage memory for Android, android-android
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)
2
Onmeasure
Measure the size of the view (don't care for the moment)
3
Onsizechanged
Determine the view size (record the width of the current view)
4
Nlayout
Determine the child view layout (No child view, no care)
5
OnDraw
Actually draw the content (draw a pie chart)
6
Provide interface
Provides an interface (provides an interface for setting data)
The code is as follows:
public
A related download
(1) Java JDK Download:
Enter the page: http://java.sun.com/javase/downloads/index.jsp (or click to download directly) as follows:
Select the Download jdk to download only the JDK, without downloading the JRE.
(2) Eclipse download
Enter the page: http://www.eclipse.org/downloads/(or click Download: bt download http download) as shown below:
We chose the first (that is, the Eclipse IDE for Java EE developers)
(3) Download the Andr
Android: Gravity/Android: layout_gravityDifferences: Android: gravity is used to set the position of the content in the view relative to the view. For example, set the text in the button to the left and center of the view. Android: layout_gravity is used to set the relative position of the view and its parent view. For
Android app source code is based on android's personal privacy monitoring project, Android android
The system draws on the advantages of existing security software and designs four functional modules: permission access monitoring, traffic monitoring, application risk monitoring, and signature verification. It also addresses the shortcomings of existing
The Android mobile phone is used as the Wi-Fi Access Point (AP), PC, and arm-Linux as two terminals. The following describes how to connect the Development Board to an Android phone, but I have not implemented it yet.I. Environment Introduction:PC: Windows XPAndroid phone: Android 2.2Development Board: mini2440 Linux 2.6.32.2WiFi USB wireless network adapter: Rea
Requirement Description: Android developmentContent: Environment building for Android developmentFrom: The time of the poemOriginal: http://www.cnblogs.com/zoupeiyang/p/4034517.htmlReference: http://jingyan.baidu.com/article/bea41d437a41b6b4c51be6c1.htmlIntroductionInstalling Android in Windows Development environment is not simple or complicated, this article fo
Android Android-android Application Structure Analysis (4), android Application Development
Description of the automatically generated R. java File
1 public final class R { 2 public static final class attr { 3 } 4 public static final class dimen { 5 /** Default screen margins, per the
Today, I saw an iOS written by the Turing machine people, directly to the official website (http://www.tuling123.com/openapi/) looked at the API access, too simple, just a GET request ~ So, wrote an android version of the robot, no technical content, But it is very fun ~ just last night to see their favorite Qin when the moon, hey, little Pixiu, is my robot pet! ~
This is an Android intelligent chat robot
Tags: github tle window remove line MoS CEP Pass source
3.1 Android Control architecture
Measurement of 3.2 view
Drawing of 3.3 view
Measurement of 3.4 ViewGroup
Drawing of 3.5 ViewGroup
3.6 Customizing View
3.6.1 to expand the existing space
3.6.2 Creating a composite control
3.6.3 rewrite view to achieve new space
3.7 Custom ViewGroup
3.8 event interception mechanis
Fourth, Android build system and custom Android platform system4.1Android compilation systemAndroid's source code is composed of hundreds of thousands of files, these files are interdependent, and some are independent of each other, they are placed in different directories by function or type, for this big project, Android through its own compilation system to co
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