Android

During Android project packaging, if a third-party jar or its own jar is added, the packaging fails. The main cause of the error is that when the obfuscator is configured, the third-party jar is not configured, so an error occurs. solution:In

In recent years, mobile platforms have become increasingly popular. Open your own QQ. There are 31 online friends, 13 of which are on mobile phones and 42% are on mobile phone users. Open Sina Weibo, Tianya, and maopu websites, there are countless

Environment: VMware 7.1.3 Ubuntu 10.04 Onda vi10 tablet, model Onda mid, Android 4.0Steps:1. Integrate Android applicationsProgramSet to debug mode.Add Android: debuggable = "true" to the element in androidmanifest. xml ".Note: Eclipse

I recently learned about Streaming Media on Android. I didn't know anything at first, and I didn't know where to start. I just went online and looked at the information. It was really a matter of feeling the stone. Later, I learned a little more

AndroidIt is a platform developed by Google for mobile phones and most of the Code is published. Most of its applications are developed using Java. After all, it is a commercial product, reservedOf course. For Embedded Linux developers, we can learn

Recently, I had nothing to do with writing a simple browser. At the beginning, I encountered some problems. The main problem was how to display all the webpage data in my webview, however, if you do not specify your own webview to display all

Strategy ):It defines a series of algorithms, encapsulates each algorithm, and enables them to replace each other. The policy pattern prevents algorithm changes from affecting customers who use the algorithm. (Original article: The Strategy Pattern

1. Describe the lifecycle of an activity. Three required methods: oncreate () --> onstart () --> onresume (), represented by aaa (1) The parent activity starts the activity and the Child actvity exits. The Calling sequence of the parent activity is

Recently, I have been studying the design model. A good way to learn more is to write down my experiences. Record your understanding. Now I read the book head. frist design pattern. Good. Anyone who wants to learn the design model can read this book.

Recently, I have always helped others build an android development environment. Because the networking is required during the building process, it will be a bit slow after several times! Therefore, it is not complicated to check the information on

Solution: If the same notification ID is used, how can I tell the notification handling activity and the content of each notification?Pendingintent = pendingintent. getactivity (this, 0,Intent, pendingintent. flag_update_current );The last parameter

This article is transferred from:Http://blog.csdn.net/swadair/article/details/7487520Please support the original author more! These two days, I saw a small red block in the navigation bar at the bottom of the "beautiful saying" homepage, which was

Today, we are implementing a simple small program for image switching. Use the imageswitcher class and set a viewfactory to implement its makeview () method to create a view for displaying images. Method setimageresource is used to display the

I. Requirements In order to depict a person's historical trajectory over a period of time on a map and play back the trajectory in chronological order. 2. Nagging Baidu map has its own APIs for tracking and Line tracing, and everyone should be there.

Origin This is an example of photography, which can be previewed or archived. One of the functions of the application that we were going to do when we first took part in a competition. Unfortunately, the competition failed, but we still made it a

In some cases, fragment and activity sharing events may be required. Defining a callback interface within fragment is a good method and requires that the callback method be implemented by the activity holding it. When an activity receives a callback

Question:Please briefly describe how you optimize the memory during Android development. Analysis:As we all know, Android applications run in Java virtual machines, and garbage collection uses the GC mechanism in Java. The system schedules the whole

Add fragement After learning about fragement's life cycle and other simple knowledge, I went to the official documentation to learn more about fragement. To add fragement to our UI, I provided two common methods, the first is to use the label

  In Android, you usually need to make a network judgment before connecting to the Internet to determine the current network status! Then start requesting the network When we use the WAP network, we must use the China Mobile proxy in the program! In

The obvious difference between surfaceview and view is that the surface does not need to update the view through a thread, but you must use the lockcanvas method to lock the canvas before painting, and then draw the canvas, after that, use the