android for dummies

Android performance optimization is mainly divided into two points 1, layout optimization 2, memory optimization Layout optimization First look at the layout optimization, the system in the rendering UI will consume a lot of resources, so, the layout of the optimization is particularly important Avoid overdraw Which is to avoid excessive rendering, excessive rendering will waste more resources, for example, the

The development of Android using the Android-query framework can be fast, much less than the traditional development of Android code to write a lot of, easy to read and other advantages. Download the document and its example and package address: http://code.google.com/p/android-query/ Here are some of the lessons I l

This article is an example of the Android Open-source approach to customizing the Android shutdown interface. Share to everyone for your reference. Specifically as follows: In the Android system, a long press power key by default will eject the dialog box to allow you to choose "Flight Mode", "mute", "shutdown" and other functions. As shown in the following illu

Q: The android learning content is broken. My personal experiences on how to learn android and android learning content Two months of learning about android In my junior year and next semester, I started to prepare for learning android. During the winter vacation, I learne

Recently, due to work in the development of an Android app, before the development of Javaweb, Android development, although some understand, but has not built a development environment to learn, Android update speed is faster, Android1.0 was released in 2008, so far Android has been updated Android5.0.1, the first ste

Recently, due to work in the development of an Android app, before the development of Javaweb, Android development, although some understand, but has not built a development environment to learn, Android update speed is faster, Android1.0 was released in 2008, so far Android has been updated Android5.0.1, the first ste

Recently, due to work in the development of an Android app, before the development of Javaweb, Android development, although some understand, but has not built a development environment to learn, Android update speed is faster, Android1.0 was released in 2008, so far Android has been updated Android5.0.1, the first ste

Android official development documentation from Eclipse to Android Studio development article 1, prefaceMigrating projects from Eclipse to Android studio requires adapting to a new project structure, building the capabilities of the system and the IDE. To simplify the migration process, Android Studio provides importan

Document directory 2.2 focus path 2.3 viewroot, Window Manager Proxy Android GWES-android Window Management 1 basic architecture principle Windows Management for Android is in C/S mode. Windows in Android indicates top-level windows and other top-level windows. Decorview is the top-level view of the window. This vi

Alibaba Android interview analysis: tracking and analysis of android application crash (crash) issues, Alibaba Security Android I. Problem DescriptionA Crash (Crash) occurs when a client program exits the application when it encounters an exception or error that cannot be handled during running, please refer to the causes and solutions of the crash, and how to ca

How to add new key to Android from kernel to Android framework and Android Application Test Kernel layer: 1: We use kernel matrix-keypad to register 3*3 key # Ifdef config_keyboard_matrix/* Gpio matrix keyboard */Static const uint32_t 89c64xx_matrix_keys [] = {Key (0, 0, key_p1 ),Key (0, 1, key_left ),Key (0, 2, key_up ), Key (1, 0, key_p2 ),Key (1, 1, key_enter

How can I easily download the source code of Android devices? Tsinghua University Android source code image, android source codeToday, I found that Tsinghua University provided AOSP images, which were downloaded and updated synchronously from Google's site, but now it is much better to have an image site in China.Help: https://wiki.tuna.tsinghua.edu.cn/MirrorUsag

Tell me what I'm trying to do before I finish this example. First, modify the "Actionbarsherlock" navigation example. Before I implemented this example, I tried "actionbarsherlock" to modify one of its tab navigation examples, and the modification was successful. But finally found that it is not a actionbar implementation of the tab, can not hide Actionbar, when the Actionbar hide method is invoked, Actionbar is hidden, but the title of the tab page still exists, And in the lower version of

Android Phone Daemon can't close workaround The problem with Android's back-end is entirely due to the Android broadcast system. In simple terms, when a user installs a program, the system will record the function of the program like the interviewer, when the user is using the mobile phone, the system state changes will produce various events, these events need some program to process, the system will send

Android development path 04 (beginner android engineers will, you know !), 04 android Android beginners Android engineers focus on the following: 1. Android development basics: ① UI design; ② SQLite database; ③ Four

Summary: Android: paddingleft: indicates how much space is reserved in this control. Android: layout_marginleft: the size of the control to the space of the parent control. Android: paddingleft: indicates how much space is reserved in this control. Android: layout_marginleft: It refers to the space of

Because often open notebook work, tired of sitting on the bed to play mobile phone, but at night to sleep and don't want to get out of bed to shut down the computer, want to do an Android software to control the PC side shutdown and restart. To achieve this, you have to communicate between your Android phone and your PC, so you can do it with socket programming.==================================The use of S

Android learning-common android pop-up dialog box and android pop-up dialog box When we do development at ordinary times, we will inevitably use a variety of dialogs. I believe that anyone who has experience developing other platforms will know that most of the platforms only provide a few of the simplest implementations, if we want to implement a dialog box that