Android

Android uses recent Task Management (which cannot be called management by Android), which has some shortcomings. The system manages the activity as follows: When the activity is safely overwritten by another activity, it is in the Stop State,

1. Resolution class: Inherit and override defaulthandler. Import Java. util. arraylist; import Java. util. list; import Org. XML. sax. attributes; import Org. XML. sax. saxexception; import Org. XML. sax. helpers. defaulthandler; import android.

Theme: • Android: theme = "@ Android: style/theme. Dialog" shows an activity as a dialog box • Android: theme = "@ Android: style/theme. notitlebar" Do Not Display ApplicationsProgramTitle Bar • Android: theme = "@ Android: style/theme.

When we use a real machine for Android Application debugging, if we see such information unable to open log device '/dev/log/main': no such file or directory This is because our mobile phone has not enabled the log record. My mobile phone uses

  Why do we need feedback on the crash report?   For Android applications, we should try to avoid crash. Although zero-crash is the ultimate goal pursued by programmers, the reality is that programmers can only minimize the occurrence of crash, and

Tool 1. The advertisement SDK of the network packet capture tool must communicate with the server. It is essential to crack the network packet capture. I used tcpdump and Wireshark. The former is responsible for capturing packets on the Android

Recently, you just need to obtain the permission of the installed APK package.   As we all know, Android permission declarations are stored in androidmanifest. xml. The format in the uses-Permission field is as follows:   If you want to obtain the

These three Android private libraries have been overwhelmed by these problems over the past few days. At last, we know that we should keep these three items. If there are other redundant packages, check whether there are repeated packages, or add

The application has built-in resources for skin replacement. A typical application is the QQ space for skin replacement. the application scenario is as follows: the application is generally not big, there are few pages, and the style is relatively

Android: get the names of all applications installed on the mobile phone and the package name of the application. This is tested on the android simulator. The total number of applications obtained is: 51. The application I installed on this

When I was learning Android, I suddenly came up with a question: how can I use the textview control to display formatted text? Can I use HTML layout? I checked the android help documentation and provided the Android. Text. html class and the HTML.

I found this on the Internet. It seems that I am not familiar with Maven, So I thought of a stupid way to execute pom using ant to execute the MVN command. XML file, Maven is only responsible for packaging and signing, and other multi-channel

First I have been learning about OpenGL ES recently, and I have studied launcher for a while and want to make a 3D switching effect. When openg is used, the switching between glsurfaceview and 2D view will flash the screen, and the switching

This article uses the source code in the book "android Deep Exploration (Volume 1): Hal and driver development" as an example to describe how to configure the android driver development and test environment, and how to use build in the source code.

AndroidThe tool chain and development tools provided are relatively complete, so the development environment is relatively simple to build. I believe many friends have already set up the environment and compiled the helloactivity getting started

Surfaceflinger is loaded as a system service in the system startup phase. Each window in the application corresponds to the surface in the local code, and the surface corresponds to each layer in surfaceflinger. The main function of surfaceflinger

Dom (Document Object Model. The process of parsing XML in Dom mode is to first read all XML documents to the memory, construct a tree structure, and then allow Dom APIs to operate the entire tree structure, including traversing the XML tree and

To use mediaplayer to play audio and video, you must first understand the status of mediaplayer. The following figure shows the status of the mediaplayer provided by Google. You only need to understand the status of the mediaplayer. It won't go

This article was seen in a forum. The author wrote quite well and analyzed the handler message mechanism of Android. Let's take a look: In Android, messages are often used during information interaction between threads or threads. If we are familiar

I have always wanted to write something, but I don't know what to write. I have been learning Android development. I just took this opportunity to practice writing. Well, let's say, today I want to learn about the android button control and textview