mobileiron android issues

Viewholder and avoid Time-consuming operation in GetView;2) control the frequency of task execution according to the sliding state of the list;3) try to turn on hardware acceleration to be a more fluid slide of the ListView;Bitmap optimization has been mentioned before, the main picture of the sampling,bitmapfactory.options insamplesize parameters. Thread Optimization: The most important idea is to use a thread pool to avoid the large number of programs that exist Thread. The thread pool can

There are several open source projects on GitHub, and there are a variety of issues when importing Android studio.After searching all kinds of information on the Internet, one by one can be solved, and a simple summary is made on the question point:1. Gradle Project Sync failed:This problem occurs because the Gradle update fails in C:\Documents and settings\user\.gradle\wrapper\distsThe version that needs t

job run time is too longAnalysis Reason: There are many reasons due to case errors, mobile phone equipment cause, re-run more cyclesSolution: Specific problems to see the specific problem equipment problems watch the first recommendation to re-run the problem can be modified in the BaseClass class Runtest () method, modify the Retrytimes, modify its number of times canAndroid Write Case Summary:1. Update the case on your computer to the latest version of case before you write a case or modify i

want to change is the app directory Build.gradle, here to note is the app directory Build.gradle, add the following codeDependencies { compile project (': Slidingmenu-master ')}This is also the name of our Import class library. This time we open file--->project StructureYou can see the class library that we imported. We have not finished the word here, and we will make an error when compiling it.4. Also add a Build.gradle file in the project Slidingmenu-master directory, as follows:Buildscr

to change is the app directory Build.gradle, here to note is the app directory Build.gradle, add the following codeDependencies { compile project (': Slidingmenu-master ')}This is also the name of our Import class library. This time we open file--->project StructureYou can see the class library that we imported. We have not finished the word here, and we will make an error when compiling it.4. Also add a Build.gradle file in the project Slidingmenu-master directory, as follows:Buildscript {

! Of course, the front also says that we can only manipulate the data part directly, and the page cache is due to the browserBehavior, we can only influence the browser's behavior by configuring the HTTP response header to indirectly affectThese cached data. So the above method is just to delete the data part of the cache!4. Sample code Download:webviewdemo7.zip: TTP://PAN.BAIDU.COM/S/1DDI6WMH5. Summary of this section: OK, this section about WebView cache problem is here, her

Recently in the project migration, Eclipse on the project to use the JNI, need to transfer to Android studio, originally to JNI is not very understanding, this is more trouble, encountered various problems, the process is painful. But finally finished, the encounter problems recorded, at the same time can let people encounter related issues reference.First of all, I was to copy and paste the files from Ecli

Androidmanifest.xml is that when you change the orientation of the screen, eject the software tray, and hide the soft keyboard, the OnCreate () method is not executed , but the onconfigurationchanged is executed directly ( )。If this code is not declared, the OnCreate () method is executed once according to the activity's life cycle, and the OnCreate () method usually does some initialization before the display.So if you change the orientation of the screen to execute the OnCreate () method, it

We download the Android-maven project on SVN, and the possible configuration error is as follows: Plugin execution not covered by lifecycle configuration: Com.jayway.maven.plugins.android.generation2:android-maven-plugin:3.8.2:consume-aar (Execution: Default-consume-aar, Phase:compile) Search a lot of solutions, think this solution is the most reliable, as follows: First windows-pref

When using the Android simulator, found that the AVD you created did not appear on the side of the keyboard, after searching the internet, found that many people have this problem, there are also articles that directly use the keyboard on the PC, because there are corresponding shortcut keys. However, no keyboard, always uncomfortable!Keys for PC keyboards in Android virtual machines: http://blog.csdn.net/c

Developed in eclipse created a SQLite database file, in order to view the contents of the database file, decided to copy to the PC on the fact that the location in the data ... InWhen I click the Pull-a file from the device button in Ddms file view, it always goes wrong, prompting failed to pull selectionThen think about whether the real machine's file directory does not have Read permission issuesSo in the online search for problems, because I am a novice beginner

view and put it into a container, and then call This.setcontentview (view view) directly, avoid the repeated loading of XML. Method 5: Reuse as few code as possible while the page is switching. For example: Repeated calls to the database, repeated use of certain objects, etc. ..method 6:android Heap memory can also define its own size and optimize the memory of the Dalvik virtual machine-- Reference:http://blog.csdn.net/wenhaiyan/article/details/5519

processing;3 Fix the problem: we already know that each process corresponds to a Application object, in order to avoid wasting resources, we can use the name of the process in application to distinguish which resources should be loaded, and what specific logic to execute.method to get the process name:Private String Getcurprocessname (context context) {int pid = Android.os.Process.myPid ();Activitymanager Activitymanager = (activitymanager) context.getsystemservice (Context.activity_service);Fo

230.android after importing Eclipse project, the following problem occurs1.error:the project is using a unsupported version of the Android Gradle plug-in (0.12.2). The recommended version is 1.2.3.Classpath ' com.android.tools.build:gradle:1.2.3 'In Build.gradle according to the hintdependencies {Classpath ' com.android.tools.build:gradle:0.12.+ '}Revision changed todependencies {Classpath ' com.android.too

this morning installed an Android Studio, but after the installation of various settings, tossing a moment even an interface did not go in, I was sad, I thought it was too many cards on the computer, restart!!!! After restarting, I found that I was wrong, not the card's willing. Check it out.The first is the JDK environment variables, re-match, and then Javac, no error. After that, we looked up and added an environment variable:And then the egg ...Bai

Recently in the amateur time installed the Android environment, Small tried a, the results card in the SDK update, finally found a few days on the internet discovery is Google's server to set up an agent, in this share, so that interested novice less detours.Select Tool/options in Android SDK Manager to open the settings interface1. Set the address of HTTP Proxy server to: mirrors.neusoft.edu.cn2. Set the H

Summary of various wonderful issues in android-list view For list view, everyone must love and hate it. Based on the list view layout, as long as you are creative, you can write a variety of list views with good performance and cool interfaces. Therefore, you may encounter some problems. So I will summarize the problem here. I. scrollview is embedded into list view. This layout is very strange. When we dev

above settings only affect the encoding of the contents of the file you see in the editor view inside the IDE. The encoding used by the compiler also needs to be set separately, otherwise the Gradle default using UTF-8 encoding and the actual encoding of the file is inconsistent, it will cause the program to run when the display garbled.The Gradle configuration encoding is configured in the Build.gradle script file. Add the following configuration on the line.Android { ...... compi

,toast.length_short). Show ();} /*** invoke JS in method * @param v*/publicvoidcall (viewv) {Webview.post (Newrunnable () { @Override publicvoidrun () { webview.loadurl ("Javascript:calljs ()"); NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;LOG.V ("Zd", "CallJS"); }});}}XML layout, onlyJS code, which refers to the method in Android using the test previously declared650) this.width=650; "Src=" Http://s3.51cto.com/wyfs02/M00/89/45/wK

), then the V2 signature is at risk of being invalidated, resulting in an incompatibility between your apk and Android 7.0 and later.How to use1, packaging signature only tick V1 signature does not affect what, but in 7.0 will not use a more secure authentication method;2, only check V2 signature 7.0 The following will be installed directly after the display is not installed, more than 7.0 use the V2 way to verify3, at the same time tick V1 and V2 All