2014/10/16 上午 08:21:36
android Programming Glossary: processesHow to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android system is coming to having no more memory for background processes thus needing to start killing needed processes like services... background processes thus needing to start killing needed processes like services. For pure Java applications this should be of.. systems in general is actually shared across multiple processes. So how much memory a processes uses is really not clear. Add..
How do I get the SharedPreferences from a PreferenceActivity in Android? http://stackoverflow.com/questions/2614719/how-do-i-get-the-sharedpreferences-from-a-preferenceactivity-in-android an application note currently it cannot be shared across processes . Or it can be something that needs to be stored specific to..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog This method will allow you to execute some background processes and update the UI at the same time in this case we'll update..
http://stackoverflow.com/questions/3197335/restful-api-service the activity a message saying it started The activity processes the message and shows a progress. The service finishes the operation.. and sends some data back to your activity. Your activity processes the data and puts in in a list view The service sends you a..
How to use multiple MapActivities/MapViews per Android application/process http://stackoverflow.com/questions/3379575/how-to-use-multiple-mapactivities-mapviews-per-android-application-process This way you have the activities running in separate processes which works well if you don't use any shared static variables..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables Android framework. Note that this will not work across processes should your app be one of the rare ones that has multiple processes.. should your app be one of the rare ones that has multiple processes . NOTE 1 Also as anticafe commented in order to correctly tie..
http://stackoverflow.com/questions/2317167/helloandroid-emulator-problem Preferences Android SDK Location . On the Task Manager Processes tab I enabled Show processes from all users . I then right clicked..
http://stackoverflow.com/questions/2720164/android-process-killer Maybe you can help. Is it possible to get list of all Processes which are running in the Android system and kill some of them..
What is the Android UiThread (UI thread) http://stackoverflow.com/questions/3652560/what-is-the-android-uithread-ui-thread on the UI thread. For more info on your applications Processes and Threads click here. When you explicitly spawn a new thread..
android design considerations: AsyncTask vs Service (IntentService?) http://stackoverflow.com/questions/3817272/android-design-considerations-asynctask-vs-service-intentservice process exists. However those are incorrect workarounds. Processes in Android are also may be killed when OS decides it is time..
SharedPreferences and Thread Safety http://stackoverflow.com/questions/4693387/sharedpreferences-and-thread-safety safety sharedpreferences share improve this question Processes and Threads are different. The SharedPreferences implementation..
How can an Android application have more than one process? http://stackoverflow.com/questions/6567768/how-can-an-android-application-have-more-than-one-process service. How can it have 2 processes I did some reading at Processes and Threads to try to understand more about processes. It talks..
http://stackoverflow.com/questions/7931032/android-process-scheduling not a service process. This is referenced from here Processes and Threads EDIT Understanding Application Priority and Process.. by the application components comprising it Active Processes Active foreground processes are those hosting applications with.. an onStart onCreate or onDestroy event handler. Visible Processes Visible but inactive processes are those hosting 𣔙isible Activities...
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android is mostly there to help an application gauge how close the system is coming to having no more memory for background processes thus needing to start killing needed processes like services. For pure Java applications this should be of little use since.. how close the system is coming to having no more memory for background processes thus needing to start killing needed processes like services. For pure Java applications this should be of little use since the Java heap limit is there in part to avoid.. well now the fun begins. A lot of memory in Android and Linux systems in general is actually shared across multiple processes. So how much memory a processes uses is really not clear. Add on top of that paging out to disk let alone swap which we..
How do I get the SharedPreferences from a PreferenceActivity in Android? http://stackoverflow.com/questions/2614719/how-do-i-get-the-sharedpreferences-from-a-preferenceactivity-in-android be stored as �Shared Preferences across various activities in an application note currently it cannot be shared across processes . Or it can be something that needs to be stored specific to an activity. Shared Preferences The shared preferences can..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog app. 1. Use AsyncTask and show the download progress in a dialog This method will allow you to execute some background processes and update the UI at the same time in this case we'll update a progress bar . This is an example code declare the dialog..
http://stackoverflow.com/questions/3197335/restful-api-service startService. The operation in the service starts and it sends the activity a message saying it started The activity processes the message and shows a progress. The service finishes the operation and sends some data back to your activity. Your activity.. and shows a progress. The service finishes the operation and sends some data back to your activity. Your activity processes the data and puts in in a list view The service sends you a message saying that it is done and it kills itself. The activity..
How to use multiple MapActivities/MapViews per Android application/process http://stackoverflow.com/questions/3379575/how-to-use-multiple-mapactivities-mapviews-per-android-application-process name .activity.directory.MapView2 android process MapView2 This way you have the activities running in separate processes which works well if you don't use any shared static variables across activities. Also see the discussion on the bug in the..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables or singleton but integrates quite well into the existing Android framework. Note that this will not work across processes should your app be one of the rare ones that has multiple processes . NOTE 1 Also as anticafe commented in order to correctly.. framework. Note that this will not work across processes should your app be one of the rare ones that has multiple processes . NOTE 1 Also as anticafe commented in order to correctly tie your Application override to your application a tag is necessary..
http://stackoverflow.com/questions/2317167/helloandroid-emulator-problem I reconfigured Eclipse with the new Android SDK path Window Preferences Android SDK Location . On the Task Manager Processes tab I enabled Show processes from all users . I then right clicked emulator arm.exe 32 then clicked Set Affinity... and..
http://stackoverflow.com/questions/2720164/android-process-killer process killer Maybe you can help. Is it possible to get list of all Processes which are running in the Android system and kill some of them I know that there are some applications task managers but..
What is the Android UiThread (UI thread) http://stackoverflow.com/questions/3652560/what-is-the-android-uithread-ui-thread that causes the UI to be updated or changed HAS to happen on the UI thread. For more info on your applications Processes and Threads click here. When you explicitly spawn a new thread to do work in the background this code is not is not run..
android design considerations: AsyncTask vs Service (IntentService?) http://stackoverflow.com/questions/3817272/android-design-considerations-asynctask-vs-service-intentservice static stuff and Application exist while the whole app process exists. However those are incorrect workarounds. Processes in Android are also may be killed when OS decides it is time to. Android OS have its own considerations about what it can..
SharedPreferences and Thread Safety http://stackoverflow.com/questions/4693387/sharedpreferences-and-thread-safety a unique id for an application that persists android thread safety sharedpreferences share improve this question Processes and Threads are different. The SharedPreferences implementation in Android is thread safe but not process safe. Normally..
How can an Android application have more than one process? http://stackoverflow.com/questions/6567768/how-can-an-android-application-have-more-than-one-process But I noticed that Google Services has 2 processes and 1 service. How can it have 2 processes I did some reading at Processes and Threads to try to understand more about processes. It talks about having a manifest entry but without a concrete example..
http://stackoverflow.com/questions/7931032/android-process-scheduling and a visible activity the process is ranked as a visible process not a service process. This is referenced from here Processes and Threads EDIT Understanding Application Priority and Process States The order in which processes are killed to reclaim.. states shown in Figure explaining how the state is determined by the application components comprising it Active Processes Active foreground processes are those hosting applications with components currently interacting with the user. These are.. an onReceive event handler. 3.Services that are executing an onStart onCreate or onDestroy event handler. Visible Processes Visible but inactive processes are those hosting 𣔙isible Activities. As the name suggests visible Activities are visible..
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