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2014/10/16 ¤W¤È 08:16:04
android Programming Glossary: instancesUnderstanding Fragment's setRetainInstance(boolean) http://stackoverflow.com/questions/11182180/understanding-fragments-setretaininstanceboolean information especially thread management across activity instances. For example a fragment can serve as a host for an instance..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification part of a mobile app I could notify thousands of app instances in seconds I appreciate the app could be pull based HTTP request..
http://stackoverflow.com/questions/2068084/kiosk-mode-in-android homescreen 1 and handle the keys. I think there are some instances that you can't handle without modifying the framework like longpress..
How do I load a contact Photo? http://stackoverflow.com/questions/2383580/how-do-i-load-a-contact-photo number instead of constantly creating new helper class instances and re retrieving the bitmap but my purpose here was to post..
How to pass object from one activity to another in Android http://stackoverflow.com/questions/2736389/how-to-pass-object-from-one-activity-to-another-in-android Serializable interface and then you can pass object instances in intent extra using putExtra Serializable.. variant of the..
Is there a way to automatically update application on Android? http://stackoverflow.com/questions/3057771/is-there-a-way-to-automatically-update-application-on-android available on Google Play. Is there a way to update those instances that are not downloaded through Google Play since Google Play..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something here. One workaround would be to not pass context instances to an AsyncTask but a Handler instance. That works since a Handler.. of WeakReference s from component names to their current instances on the unique application object. Whenever an AsyncTask is started..
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 with Google Map 4.4 for Android uses multiple MapActivity instances. How is this possible And how can I achieve it in my application..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android if it's a good idea to use Singletons instead of single instances shared through global application state subclassing android.os.Application..
Difference between Activity Context and Application Context http://stackoverflow.com/questions/4128589/difference-between-activity-context-and-application-context context share improve this question They are both instances of Context but the application instance is tied to the lifecycle..
Connecting 2 Emulator instances In Android http://stackoverflow.com/questions/4683854/connecting-2-emulator-instances-in-android 2 Emulator instances In Android I want to create a Server and a Client in 2 Emulator..
Cannot Make Static Reference to Non-Static Method http://stackoverflow.com/questions/4969171/cannot-make-static-reference-to-non-static-method 99 In other words TTT is a datum that is shared by all the instances of the type. So it make no sense to say class Test string somedata..
MapView in a Fragment (Honeycomb) http://stackoverflow.com/questions/5109336/mapview-in-a-fragment-honeycomb MapViews can only be created inside instances of MapActivity. E AndroidRuntime 834 at com.google.android.maps.MapView...
Google map signed api key errors in Android http://stackoverflow.com/questions/7296467/google-map-signed-api-key-errors-in-android just ignore it. Note Also ensure there are no duplicate instances of the same MapView. If your app needs x no. of MapView s generate..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context i.e. the handle to the binding between Activity instances via onRetainNonConfigurationInstance . Android internally tracks..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager on different pages in my ViewPager. So far I just have 3 instances of the same ListFragment but in the future I will have 3 instances.. of the same ListFragment but in the future I will have 3 instances of different ListFragments. The ViewPager is on a vertical phone..
ViewPager as a circular queue / wrapping http://stackoverflow.com/questions/7546224/viewpager-as-a-circular-queue-wrapping in other positions i.e. ending up with more than three instances . Is this wrapping functionality possible with a ViewPager ..
Best practice for instantiating a new Android Fragment http://stackoverflow.com/questions/9245408/best-practice-for-instantiating-a-new-android-fragment newInstance method to give flexibility when creating new instances of a Fragment but I could also this by creating an overloaded..
Understanding Fragment's setRetainInstance(boolean) http://stackoverflow.com/questions/11182180/understanding-fragments-setretaininstanceboolean Retained fragments can be quite useful for propagating state information especially thread management across activity instances. For example a fragment can serve as a host for an instance of Thread or AsyncTask managing its operation. See my blog post..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification solution As real time as is possible Is scalable ie as the server part of a mobile app I could notify thousands of app instances in seconds I appreciate the app could be pull based HTTP request response style but ideally I don't want to to be polling..
http://stackoverflow.com/questions/2068084/kiosk-mode-in-android In the Activity you can register yourself as the new default homescreen 1 and handle the keys. I think there are some instances that you can't handle without modifying the framework like longpress on Home to show currently active Applications I could..
How do I load a contact Photo? http://stackoverflow.com/questions/2383580/how-do-i-load-a-contact-photo same bitmap object for every badge instance for a given phone number instead of constantly creating new helper class instances and re retrieving the bitmap but my purpose here was to post a solution that is stripped down to the absolute minimum for..
How to pass object from one activity to another in Android http://stackoverflow.com/questions/2736389/how-to-pass-object-from-one-activity-to-another-in-android question One option could be letting your custom class implement Serializable interface and then you can pass object instances in intent extra using putExtra Serializable.. variant of the Intent#putExtra method. PSEUDO code to pass intent.putExtra..
Is there a way to automatically update application on Android? http://stackoverflow.com/questions/3057771/is-there-a-way-to-automatically-update-application-on-android will most likely be preinstalled on devices. It will be also available on Google Play. Is there a way to update those instances that are not downloaded through Google Play since Google Play won't notify users about an update. I was thinking about as..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something don't have access to any context You can't do anything meaningful here. One workaround would be to not pass context instances to an AsyncTask but a Handler instance. That works since a Handler loosely binds the context and the task you can exchange.. implemented in the Droid Fu library is to maintain a mapping of WeakReference s from component names to their current instances on the unique application object. Whenever an AsyncTask is started it records the calling context in that map and on every..
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 I have seen that the Google Places app which has come with Google Map 4.4 for Android uses multiple MapActivity instances. How is this possible And how can I achieve it in my application android google maps android mapview share improve this..
Singletons vs. Application Context in Android? http://stackoverflow.com/questions/3826905/singletons-vs-application-context-in-android of Android applications using singleton pattern I wonder if it's a good idea to use Singletons instead of single instances shared through global application state subclassing android.os.Application and obtaining it through context.getApplication..
Difference between Activity Context and Application Context http://stackoverflow.com/questions/4128589/difference-between-activity-context-and-application-context context despite sharing the wording 'Context' android context share improve this question They are both instances of Context but the application instance is tied to the lifecycle of the application while the Activity instance is tied..
Connecting 2 Emulator instances In Android http://stackoverflow.com/questions/4683854/connecting-2-emulator-instances-in-android 2 Emulator instances In Android I want to create a Server and a Client in 2 Emulator to write and read data. I write code for Server public..
Cannot Make Static Reference to Non-Static Method http://stackoverflow.com/questions/4969171/cannot-make-static-reference-to-non-static-method in item1 TTT 1 and somedata 200 in item2 TTT 1 and somedata 99 In other words TTT is a datum that is shared by all the instances of the type. So it make no sense to say class Test string somedata 99 string getText return somedata static string TTT getText..
MapView in a Fragment (Honeycomb) http://stackoverflow.com/questions/5109336/mapview-in-a-fragment-honeycomb Does not work E AndroidRuntime 834 Caused by java.lang.IllegalArgumentException MapViews can only be created inside instances of MapActivity. E AndroidRuntime 834 at com.google.android.maps.MapView. MapView.java 291 E AndroidRuntime 834 at com.google.android.maps.MapView...
Google map signed api key errors in Android http://stackoverflow.com/questions/7296467/google-map-signed-api-key-errors-in-android get a Server returned 3 IOProcessing Exception 26 as a warning just ignore it. Note Also ensure there are no duplicate instances of the same MapView. If your app needs x no. of MapView s generate x no. of new signed keys one for each MapView since GoogleMaps..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context a Service from an Activity if you wish to pass the ServiceConnection i.e. the handle to the binding between Activity instances via onRetainNonConfigurationInstance . Android internally tracks bindings via these ServiceConnections and holds references..
Update data in ListFragment as part of ViewPager http://stackoverflow.com/questions/7379165/update-data-in-listfragment-as-part-of-viewpager a bunch of data which is to be displayed in different ways on different pages in my ViewPager. So far I just have 3 instances of the same ListFragment but in the future I will have 3 instances of different ListFragments. The ViewPager is on a vertical.. pages in my ViewPager. So far I just have 3 instances of the same ListFragment but in the future I will have 3 instances of different ListFragments. The ViewPager is on a vertical phone screen the lists are not side by side. Now a button on..
ViewPager as a circular queue / wrapping http://stackoverflow.com/questions/7546224/viewpager-as-a-circular-queue-wrapping allow ... C A B C A ... I do not want the Fragments duplicated in other positions i.e. ending up with more than three instances . Is this wrapping functionality possible with a ViewPager android android fragments android viewpager share improve..
Best practice for instantiating a new Android Fragment http://stackoverflow.com/questions/9245408/best-practice-for-instantiating-a-new-android-fragment the main benefit was the fact that I could overload the newInstance method to give flexibility when creating new instances of a Fragment but I could also this by creating an overloaded constructor for the Fragment. The question from myself and..
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