Enable recording and playing on Android 4.4Background since the beginning of ICS, the audio system has undergone great changes. First, alsalib has been abandoned, and then AIO has been adopted. All levels of frameworks have their own characteristics, it is a step away from the Linux Audio Application, forming its own unique audio management and audio configuration functions. In general, the improvement is still very large, at least in terms of user ex
Android development will bring about a new wave of popularity. Many developers have invested in this wave and created many excellent applications. Many developers provide open-source applications and contribute their wisdom and creativity. Learning open source code is the best way to master the technology. Several open-source application projects are recommended below. These projects not only provide excellent ideas, but can also be directly mastered.
[Android development diary] explores Android Service for the first time! Service Startup + gravity sensing + pop-up window + keep running, exploring androidPreface:
I am writing a small program recently. The demand is that the cell phone will pop up as soon as it is shaken. The first time I used the Service, I learned how to use it for two days. I realized a Service pop-up window, started the Service, start
[Android development experience] Use Android Studio for unit testing and android unit testing
Reprinted please indicate the source: http://blog.csdn.net/zhaokaiqiang1992
Android Studio has reached version 1.2, and developers in China are basically switching from Eclipse to Andr
Android configuration file (2) and android configuration file
We know that each module of the Android system provides very powerful functions (such as phones, power supplies, and settings). By using these functions, applications can be more powerful and flexible. However, using these functions is not unconditional, but requires some permissions. Next, we will beg
Android Toast introduction-android learning journey (), toast-androidToast Introduction
Toast is a very convenient message prompt box that displays a short message prompt on the desktop. There are two features:1. The message does not obtain the focus.2. It will automatically disappear in a period of time.Toast generation steps
1. Call the constructor or the static method makeText () to generate a Toast.2. C
Free Library and tool set for Android development, android class libraryA set of free class libraries and tools for Android development, which are classified by directory. Action Bars
ActionBarSherlock
Extended ActionBar
FadingActionBar
GlassActionBar
V7 appcompat library
Advertisement
AdMob
Google Mobile Ads SDK
InMobi
MMedia
MobileCore
MoPub
Tapjo
Android notes-Android architecture and android ArchitectureI. Android system architecture
The Android system architecture consists of four layers: Linux kernel layer, system library layer, application framework layer, and application layer.
Figure 1 architecture of the
Android's NDK development
I. Background of the creation of NDK
Since its inception, the Android platform has supported C and C + + development. As we all know, the Android SDK is based on Java implementation, which means that third-party applications that are developed based on the Android SDK must use the Java language. But this is not equivalent to "Third-par
same signature can share UID
2) software upgrade issues.
Therefore, for the sake of security, programmers should also protect their private keys !!! Otherwise, someone may steal your application information.
4. android Security Architecture
The android security architecture mainly includes the following parts:
1) linux DAC mechanism, RWX, and some special grou
Ym-Android bus summarizes nearly a hundred excellent open-source android projects.
1. sample projects provided by the Android teamIf you do not start by learning the sample code provided by the Android SDK, there may be no better way to master the development on the Android
Android. Permission. access_coarse_locationAllow a program to access cellid or WiFi hotspot to obtain rough location(Allows an application to access coarse (e.g., cell-ID, WiFi) location)
Android. Permission. access_fine_locationAllow a program to access excellent locations (such as GPS)(Allows an application to access fine (e.g., GPS) location)
Android. Permis
About Android ProjectsA project is a container for saving source code and resource files.The Android SDK tools provided by Google can only be compiled and packaged for projects with a fixed directory structure. It is therefore highly recommended to create an Android project using Eclipse + ADT or Android commands.You c
Android is a milestone in the development of embedded Linux. In recent years, there have been a large number of Embedded Linux applications, and some people have come to unify the world, give confidence and a success model. Android is a successful example of embedded Linux!
The open source code for Android is too helpful for studying all aspects of the embedded
My Android advanced tutorial ------) Create and view a custom Debug version Android signature certificate in Android
When Android Application Development accesses various sdks, it will find that many sdks need to be identified by the package name and the certificate fingerprint SHA1 code, such as the Baidu map SDK. In
ArticleDirectory
10th class: Gui core system update
11.1 system UI changes
11.2 desktop update
There are many Android versions. in the traditional sense, a large number of device manufacturers are mainly Android 2.2/2.3, but now they need to switch to Android 4. version X. X system vendors and developers focus on the following:
1. Core Tec
[Development Diary of Android in a row from scratch] (13th) -- Analysis of Android controls, and introduction to android
Android controls are derived from android. view. view class, in android. the widget package defines a large n
In the previous article, I showed you how to create a custom original-android.jar that contains both internal APIs and all classes in the hidden APIs.
The next step is to modify the existing Android platform (sdk_dir/platforms/platform-x/Android. Jar ). You can simply replace Android. jar with the original-android.jar created in part 1, but with unlimited use of
Android learning notes ①-Basic installation of android tools, Android
Android has been out for a long time, and there are a lot of online tutorials. If you are afraid of forgetting it later, you can learn the knowledge shared by the online experts and record it. If you can help others, that's better!
In view of the cur
Android notes-data storage in Android (3), android notes
The Android system integrates a lightweight database:SQLiteTherefore, Android supports databases very well and every application can use it conveniently. As an embedded database engine, SQLite is applicable to the acce
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.