Reprinted from: Http://blog.csdn.net/oujunli/article/details/9102101#replyFor people engaged in Android development, encountering ANR (application not responding) is a more common problem. In general, if there is a ANR occurrence, the system will generate trace files in the/data/anr/directory, by analyzing the trace file, you can locate the cause of the ANR. There are many reasons for the ANR, such as high
like Android Login program and android HelloWorld program, but it is not always correct to run a correct program, depressed for a long time, and finally in one Test after the success of the Android The program in the emulator that runs the self built project. The summary of the program startup interface settings experience is as follows:
In the
As we do about the Android project, it will certainly involve parsing the XML file, and let us introduce the parsing of the XML file, including DOM, SAX, pull, and the dom4j and jdom we used before:XML file to parse: person.xmlTo create a person entity class:Package Cn.itcast.domain;public class Person {private Integer
Now read and write files in the original Android ecosystem should be a cinch. But how is xamarin.forms supposed to use it?1 //gets the name of the file that contains the suffix2 stringStrName =Path.getfilename (strpath);3strpath ="ftp://"+ Builder. UserName +":"+ Builder. Password +"@"+ Builder. Host +strpath;4Builder. Allpath =strpath;5 //Global::android.os.environment.externalstoragedirectory.absolutepath
Reprint Please specify source: http://blog.csdn.net/zhaokaiqiang1992Today, an open blog, found a friend sent me a private message, ask the following questions, so close this article, for its doubts.From this friend's question, we need to understand the following questions, in order to give him a good answer:(1) How can I get information about all the songs in my phone?(2) When the song file changes, such as adding and deleting operations, how to updat
Android file storage-use SharedPreferences to save user preference setting parameters and read setting parameters
What file storage technologies does Android SDK support?
1. Use SharedPreferences to save key-value data
2. Stream file storage (using the openFileOutput and op
The original intention is to back up a hosts file, and then modify the contents of the hosts (the role of everyone understand), with the re copy, and then paste on the appearance of this garbled file , with the re delete, prompt deletion of success, but again into the/etc again will appear this file, I deleted n times the document was haunted and fainted complete
More and more developers are keen to use Html5+javascript to develop mobile web apps. However, whether the advent of HTML5 Web apps will replace mobile applications in the future is still unknown. On the one hand, users in the use of habits, do not like to enter complex URLs on the browser, on the other hand, HTML5 Web App stored on the server side, in each use of the need for data transfer, resulting in a waste of traffic. Some developers do not want to touch complex Java code, then, what is th
Solve the problem of This Android sdk requires Android Developer Toolkit version 23.1 After updating the file in SDK manager,
Cause: After the adt and its supporting libraries are updated in sdksdk manager, eclipse reports an error: This Android SDK requires Android Develop
This example realizes every 5 seconds to upload, through the server to obtain the mobile phone uploaded file information and do the corresponding processing; using ANDROID+STRUTS2 technology.
One, the Android side implementation file upload1, a new Android project named And
In addition to defining animations directly in Java code, you can use XML files to define animations for reuse.If you want to use XML to animate, first create a new animator folder under the Res directory, and all the property animation XML files should be stored in this folder. Then in the XML file we can use the following three kinds of tags:To set up animations using XML1. Defining animations2. Loading animations using Animatorinflater.loadanimator
Do you remember the writing of the previous Android Mk file? Portal ,We need to manually add CPP files, if more than one CPP, it is not to be exhausted?Local_path: = $ (call My-dir) include $ (clear_vars) Local_module: = Cocos2dcpp_sharedlocal_module_filename: = Libcocos2dcpplocal_src_files: = Hellocpp/main.cpp. /.. /classes/appdelegate.cpp. /.. /classes/clipingnodelayer.cpp. /.. /classes/mainscene.cpp. /..
providing specific values. For example:Android:textcolor= "? Android:textdisabledcolor"Note that this is very similar to resource references, except that we use a "?" Prefix instead of "@". When you use this tag, you provide the name of the property resource, which will be looked up in the subject, so you do not need to display the declaration of that type (if the declaration is in the form of Android:attr/android:textdisabledcolor). In addition to using the identifier of this resource to query
providing specific values. For example:Android:textcolor= "? Android:textdisabledcolor"Note that this is very similar to resource references, except that we use a "?" Prefix instead of "@". When you use this tag, you provide the name of the property resource, which will be looked up in the subject, so you do not need to display the declaration of that type (if the declaration is in the form of Android:attr/android:textdisabledcolor). In addition to using the identifier of this resource to query
providing specific values. For example:Android:textcolor= "? Android:textdisabledcolor"Note that this is very similar to resource references, except that we use a "?" Prefix instead of "@". When you use this tag, you provide the name of the property resource, which will be looked up in the subject, so you do not need to display the declaration of that type (if the declaration is in the form of Android:attr/android:textdisabledcolor). In addition to using the identifier of this resource to query
providing specific values. For example:Android:textcolor= "? Android:textdisabledcolor"Note that this is very similar to resource references, except that we use a "?" Prefix instead of "@". When you use this tag, you provide the name of the property resource, which will be looked up in the subject, so you do not need to display the declaration of that type (if the declaration is in the form of Android:attr/android:textdisabledcolor). In addition to using the identifier of this resource to query
This article is an example of how Android implements file uploading based on HTTP protocol. Share to everyone for your reference, specific as follows:
Note The general use of HTTP protocol upload files are relatively small, generally less than 2M
Here's an example of uploading a small MP3 file
1. Main Activity:MainActivity.java
public class Mainactivity e
iOS Discussion Group 1 group:1357184601.src file: Java Source Storage folder2.Gen File: Self-generated files generated by the Android development tools themselves, the most important thing in the folder is the R.java file, which is generated by the Android development tool i
During Android development, if you need to import files to the android Simulator for testing, manual import in ddms or the ADB push command in command line cannot import files containing Chinese file names. Later I found that I could use another tool to import a file with a Chinese name to the simulator. This tool is u
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