¡@
2014/10/16 ¤W¤È 08:11:59
android Programming Glossary: cycleAndroid - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context and will always be the same throughout the life cycle of your app where as the Activity context is associated with..
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations that are related they are poorly tied to the activity life cycle the create memory leaks very easily. Inside the RoboSpice Motivations.. is an excerpt from the app The AsyncTask and Activity life cycle AsyncTasks don't follow Activity instances' life cycle. If you.. cycle AsyncTasks don't follow Activity instances' life cycle. If you start an AsyncTask inside an Activity and you rotate..
How to make a smooth image rotation in Android? http://stackoverflow.com/questions/1634252/how-to-make-a-smooth-image-rotation-in-android that the image rotation seems to pause at the top of every cycle. In other words the image rotates 360 degrees pauses briefly.. if that is indeed the problem to make my animation cycle smoothly android animation view share improve this question..
Android static object lifecycle (Application act crazy) http://stackoverflow.com/questions/1944369/android-static-object-lifecycle-application-act-crazy static object lifecycle Application act crazy I am creating event search application.. thing extra. But i am afraid if about static object life cycle in android if low memory found android delete static objects.. a DVM. A DVM manages class loading unloading instance lifecycle GC etc. Lifetime of a static variable A static variable comes..
http://stackoverflow.com/questions/1944656/android-global-variable create global variable keep remain values around the life cycle of the application regardless which activity running.. android..
Android Reading from an Input stream efficiently http://stackoverflow.com/questions/2492076/android-reading-from-an-input-stream-efficiently object for getting the html of the page. I then cycle through the reply doing as follows BufferedReader r new BufferedReader..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android without being repeatedly forced into the onStop onResume cycle as they are rudely flushed out of memory while your elephantine.. is virtually uninterrupted if an onStop onResume cycle occurs. In my case for reasons of performance I'm limiting my..
Making data persistent in android http://stackoverflow.com/questions/3310066/making-data-persistent-in-android data to be available across the sessions of an application cycle. Can this be achieved without using database sqlite . android..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android itself it is framework managed and has a well defined life cycle scope and access path. Hence I believe that if you do need to..
Using the Android Application class to persist data http://stackoverflow.com/questions/4208886/using-the-android-application-class-to-persist-data findings the Application class does not have the same life cycle i.e. it is for all intents and purposes always instantiated.. any advice on this topic. Thanks android application lifecycle share improve this question I don't think 500kb will be that..
Pattern “One activity, multiple views”: Advantages and disadvantages http://stackoverflow.com/questions/4757418/pattern-one-activity-multiple-views-advantages-and-disadvantages Not all views need functional of activity e.g. life cycle methods so the main question is if I can go without activity..
Which design patterns are used on Android? http://stackoverflow.com/questions/4916209/which-design-patterns-are-used-on-android also handling events for atleast the various activity life cycle events. In MVC the controller is supposed to be the main entry..
http://stackoverflow.com/questions/5796611/dialog-throwing-unable-to-add-window-token-null-is-not-for-an-application-wi is alive and does not depend on the activities life cycle. If you plan on keeping long lived objects that need a context..
Best way to manage the ProgressDialog from AsyncTask http://stackoverflow.com/questions/8295003/best-way-to-manage-the-progressdialog-from-asynctask specific design and use case in Android application life cycle that is run some time consuming task in the background thread..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for Cycle What are all these methods for What is the life cycle of an Android activity Why are so many similar sounding methods.. called and how should they be used properly android lifecycle oncreate onresume ondestroy share improve this question See.. by onPause . onPause Called as part of the activity lifecycle when an activity is going into the background but has not yet..
Android - what's the difference between the various methods to get a Context? http://stackoverflow.com/questions/1026973/android-whats-the-difference-between-the-various-methods-to-get-a-context . Basically the Application context is associated with the Application and will always be the same throughout the life cycle of your app where as the Activity context is associated with the activity and could possibly be destroyed many times as..
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations understand the issue. Indeed AsyncTask have two main issues that are related they are poorly tied to the activity life cycle the create memory leaks very easily. Inside the RoboSpice Motivations app available on Google Play we answer that question.. in Android and are by nature long running operations . Here is an excerpt from the app The AsyncTask and Activity life cycle AsyncTasks don't follow Activity instances' life cycle. If you start an AsyncTask inside an Activity and you rotate the.. Here is an excerpt from the app The AsyncTask and Activity life cycle AsyncTasks don't follow Activity instances' life cycle. If you start an AsyncTask inside an Activity and you rotate the device the Activity will be destroyed and a new instance..
How to make a smooth image rotation in Android? http://stackoverflow.com/questions/1634252/how-to-make-a-smooth-image-rotation-in-android activity R.anim.rotate_indefinitely The one problem is that the image rotation seems to pause at the top of every cycle. In other words the image rotates 360 degrees pauses briefly then rotates 360 degrees again etc. I suspect that the problem.. not to interpolate the animation. How can I turn off interpolation if that is indeed the problem to make my animation cycle smoothly android animation view share improve this question You are right about AccelerateInterpolator you should use..
Android static object lifecycle (Application act crazy) http://stackoverflow.com/questions/1944369/android-static-object-lifecycle-application-act-crazy static object lifecycle Application act crazy I am creating event search application we set search criteria from one screen populate in another.. the values around the application and i don't need to do any thing extra. But i am afraid if about static object life cycle in android if low memory found android delete static objects As android supports multi tasking if user switches to another.. an instance of DVM Dalvik VM Each application runs inside a DVM. A DVM manages class loading unloading instance lifecycle GC etc. Lifetime of a static variable A static variable comes into existence when a class is loaded by the JVM and dies..
http://stackoverflow.com/questions/1944656/android-global-variable global variable How can I create global variable keep remain values around the life cycle of the application regardless which activity running.. android global variables share improve this question You can..
Android Reading from an Input stream efficiently http://stackoverflow.com/questions/2492076/android-reading-from-an-input-stream-efficiently request. I get the entity response and from this obtain an InputStream object for getting the html of the page. I then cycle through the reply doing as follows BufferedReader r new BufferedReader new InputStreamReader inputStream String x x r.readLine..
Detect application heap size in Android http://stackoverflow.com/questions/2630158/detect-application-heap-size-in-android of the present device and of the rights of other apps to run without being repeatedly forced into the onStop onResume cycle as they are rudely flushed out of memory while your elephantine app takes a bath in the Android jacuzzi. This distinction.. and restoring of your app's state so that the user's experience is virtually uninterrupted if an onStop onResume cycle occurs. In my case for reasons of performance I'm limiting my app to devices running 2.2 and above and that means that almost..
Making data persistent in android http://stackoverflow.com/questions/3310066/making-data-persistent-in-android when my application starts up. In other words i want the data to be available across the sessions of an application cycle. Can this be achieved without using database sqlite . android persistence share improve this question Many applications..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android Although the app context can be considered a singleton itself it is framework managed and has a well defined life cycle scope and access path. Hence I believe that if you do need to manage app global state it should go here nowhere else. For..
Using the Android Application class to persist data http://stackoverflow.com/questions/4208886/using-the-android-application-class-to-persist-data destruction and recreation of the activity. Based on my findings the Application class does not have the same life cycle i.e. it is for all intents and purposes always instantiated . Does it make sense to store the state information inside of.. to memory constraints on mobile devices I really appreciate any advice on this topic. Thanks android application lifecycle share improve this question I don't think 500kb will be that big of a deal. What you described is exactly how I tackled..
Pattern “One activity, multiple views”: Advantages and disadvantages http://stackoverflow.com/questions/4757418/pattern-one-activity-multiple-views-advantages-and-disadvantages and this activity is responsible for representing current content. Not all views need functional of activity e.g. life cycle methods so the main question is if I can go without activity why do I have to use it I have found the following disadvantages..
Which design patterns are used on Android? http://stackoverflow.com/questions/4916209/which-design-patterns-are-used-on-android components you have added to it with setContentView and also handling events for atleast the various activity life cycle events. In MVC the controller is supposed to be the main entry point. Which is a bit debatable if this is the case when..
http://stackoverflow.com/questions/5796611/dialog-throwing-unable-to-add-window-token-null-is-not-for-an-application-wi context. This context will live as long as your application is alive and does not depend on the activities life cycle. If you plan on keeping long lived objects that need a context remember the application object. You can obtain it easily..
Best way to manage the ProgressDialog from AsyncTask http://stackoverflow.com/questions/8295003/best-way-to-manage-the-progressdialog-from-asynctask AsyncTask from Activity. In general AsyncTask has a very specific design and use case in Android application life cycle that is run some time consuming task in the background thread once done update Activity's view in UI thread. This is why..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for Activity Life Cycle What are all these methods for What is the life cycle of an Android activity Why are so many similar sounding methods onCreate onStart onResume called during initialization and.. onStop onDestroy called at the end When are these methods called and how should they be used properly android lifecycle oncreate onresume ondestroy share improve this question See Activity Life Cycle here onCreate Called when the activity.. activity stack with user input going to it. Always followed by onPause . onPause Called as part of the activity lifecycle when an activity is going into the background but has not yet been killed. The counterpart to onResume . When activity B..
|