¡@
2014/10/16 ¤W¤È 08:14:35
android Programming Glossary: heavilyHTTP doesn't work in Android emulator http://stackoverflow.com/questions/11277734/http-doesnt-work-in-android-emulator to do networking on their main event loop threads but it's heavily discouraged. So depending on OS version there may be enforcement.. you look again at the statement in the Android docs. They heavily discourage performing network operations on the main thread..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification style but ideally I don't want to to be polling that heavily just to check for notification .. besides which it's like drip..
Is achartengine ready for realtime graphing? http://stackoverflow.com/questions/14187716/is-achartengine-ready-for-realtime-graphing at it and the onDraw for XYChart certainly allocates very heavily in cases where it looks like its convenient and probably makes.. what I need on my HW perfectly but since it allocates so heavily on repaint Android goes crazy with GC. It soon starts allocating..
http://stackoverflow.com/questions/1754714/android-and-reflection it really How sensible would it be to rely on reflection heavily What's the penalty android share improve this question ..
How to get an Android WakeLock to work? http://stackoverflow.com/questions/2039555/how-to-get-an-android-wakelock-to-work be some other issues in your coding. WakeLock hogs battery heavily if not released after usage. WakeLock is an Inefficient way..
Android - Declarative vs Programmatic UI http://stackoverflow.com/questions/2560950/android-declarative-vs-programmatic-ui API docs For performance reasons view inflation relies heavily on pre processing of XML files that is done at build time. Therefore..
what's design pattern principle in the Android development? http://stackoverflow.com/questions/3235380/whats-design-pattern-principle-in-the-android-development Android is MVC. However it's coupled to the View fairly heavily. Activity Controller Model Subclass of Application Anything.. with Android is that it mixes controller and view pretty heavily. For example subclasses like TabActivity ListActivity imply..
Can someone explain how TrafficStats works its magic in the Android OS? http://stackoverflow.com/questions/4029186/can-someone-explain-how-trafficstats-works-its-magic-in-the-android-os Android app to check data usage unfortunately it relies heavily on android.net.TrafficStats which was introduced with Froyo..
Simple tween animation example http://stackoverflow.com/questions/4152254/simple-tween-animation-example you have a big set of actions to sequence. The engine is heavily optimized for android and especially for games and doesn't allocate.. provide the best performance. It is completely open source heavily documented and released with an Apache 2 license. You can give..
Android: tween animation of a bitmap http://stackoverflow.com/questions/5437936/android-tween-animation-of-a-bitmap Blend a Silverlight dev tool . The whole engine is heavily documented all public methods and classes have detailed javadoc..
http://stackoverflow.com/questions/571783/file-permissions-in-android is based on the Linux kernel but it's not Linux. It's been heavily optimized for running on mobile devices. If you have a machine..
Android http connection exception http://stackoverflow.com/questions/6976317/android-http-connection-exception to do networking on their main event loop threads but it's heavily discouraged. See the document Designing for Responsiveness ...
http://stackoverflow.com/questions/7697153/scala-android-and-eclipse scala share improve this question We are using Scala heavily to test our Android code you can read a writeup of how we're..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show be obtained using SensorManager's helpers. This sensor is heavily processed . TYPE_LINEAR_ACCELERATION TYPE_GRAVITY TYPE_ROTATION_VECTOR..
Fit image into ImageView, keep aspect ratio and then resize ImageView to image dimensions? http://stackoverflow.com/questions/8232608/fit-image-into-imageview-keep-aspect-ratio-and-then-resize-imageview-to-image-d scale share improve this question The answer was heavily modified after clarifications to the original question After..
XML-driven GUIs and performance http://stackoverflow.com/questions/8760841/xml-driven-guis-and-performance they say For performance reasons view inflation relies heavily on pre processing of XML files that is done at build time. Therefore..
HTTP doesn't work in Android emulator http://stackoverflow.com/questions/11277734/http-doesnt-work-in-android-emulator Applications targeting earlier SDK versions are allowed to do networking on their main event loop threads but it's heavily discouraged. So depending on OS version there may be enforcement exception throwing of the policy that you not make network.. change the ThreadPolicy . But as an alternative I'd suggest you look again at the statement in the Android docs. They heavily discourage performing network operations on the main thread and I'd certainly agree with them. So rather than changing the..
Does Android support near real time push notification http://stackoverflow.com/questions/1243066/does-android-support-near-real-time-push-notification I appreciate the app could be pull based HTTP request response style but ideally I don't want to to be polling that heavily just to check for notification .. besides which it's like drip draining the data plan. android push notification share..
Is achartengine ready for realtime graphing? http://stackoverflow.com/questions/14187716/is-achartengine-ready-for-realtime-graphing hundreds of thousandths of points. I've taken a look at it and the onDraw for XYChart certainly allocates very heavily in cases where it looks like its convenient and probably makes the code much more readable but not really required. This.. that ACE is certainly fast enough for what I need . It can do what I need on my HW perfectly but since it allocates so heavily on repaint Android goes crazy with GC. It soon starts allocating while GC is running so it has to wait and my app starts..
http://stackoverflow.com/questions/1754714/android-and-reflection get the impression that Android supports reflection. But does it really How sensible would it be to rely on reflection heavily What's the penalty android share improve this question Android supports reflection. Once you've got a prototype running..
How to get an Android WakeLock to work? http://stackoverflow.com/questions/2039555/how-to-get-an-android-wakelock-to-work WakeLock doesn't usually cause Reboot problems. There may be some other issues in your coding. WakeLock hogs battery heavily if not released after usage. WakeLock is an Inefficient way of keeping the screen on. Instead use the WindowManager to do..
Android - Declarative vs Programmatic UI http://stackoverflow.com/questions/2560950/android-declarative-vs-programmatic-ui inflation is done at runtime. As hinted in the LayoutInflator API docs For performance reasons view inflation relies heavily on pre processing of XML files that is done at build time. Therefore it is not currently possible to use LayoutInflater..
what's design pattern principle in the Android development? http://stackoverflow.com/questions/3235380/whats-design-pattern-principle-in-the-android-development I've come to find out I was missing some key puzzle pieces. Android is MVC. However it's coupled to the View fairly heavily. Activity Controller Model Subclass of Application Anything that subclasses View View Interestingly you can create a subclass.. to receive the results so it can update the UI. The problems with Android is that it mixes controller and view pretty heavily. For example subclasses like TabActivity ListActivity imply a certain view being used. So swapping out a view is pretty..
Can someone explain how TrafficStats works its magic in the Android OS? http://stackoverflow.com/questions/4029186/can-someone-explain-how-trafficstats-works-its-magic-in-the-android-os works its magic in the Android OS I've written a nice little Android app to check data usage unfortunately it relies heavily on android.net.TrafficStats which was introduced with Froyo Android 2.2 . I'm attempting to back port this class for my..
Simple tween animation example http://stackoverflow.com/questions/4152254/simple-tween-animation-example start the animation .start It may be more readable when you have a big set of actions to sequence. The engine is heavily optimized for android and especially for games and doesn't allocate anything to provide the best performance. It is completely.. and especially for games and doesn't allocate anything to provide the best performance. It is completely open source heavily documented and released with an Apache 2 license. You can give the Android demo a try if you want share improve this answer..
Android: tween animation of a bitmap http://stackoverflow.com/questions/5437936/android-tween-animation-of-a-bitmap a timeline similar to the Flash authoring tool and Expression Blend a Silverlight dev tool . The whole engine is heavily documented all public methods and classes have detailed javadoc and the syntax is quite similar to Greensock's TweenMax..
http://stackoverflow.com/questions/571783/file-permissions-in-android in the SDK so you cannot find the owner of a file. Android is based on the Linux kernel but it's not Linux. It's been heavily optimized for running on mobile devices. If you have a machine where an application can only play in its own sandbox you..
Android http connection exception http://stackoverflow.com/questions/6976317/android-http-connection-exception Applications targeting earlier SDK versions are allowed to do networking on their main event loop threads but it's heavily discouraged. See the document Designing for Responsiveness . Also see StrictMode . Please note that you could have instantly..
http://stackoverflow.com/questions/7697153/scala-android-and-eclipse to dalvik ant proguard etc. automate Thanks android eclipse scala share improve this question We are using Scala heavily to test our Android code you can read a writeup of how we're doing so here . We use Ant or SBT to compile there's an excellent..
Android TYPE_LINEAR_ACCELERATION sensor - what does it show? http://stackoverflow.com/questions/7858759/android-type-linear-acceleration-sensor-what-does-it-show and the magnetometer. Marginally better results can be obtained using SensorManager's helpers. This sensor is heavily processed . TYPE_LINEAR_ACCELERATION TYPE_GRAVITY TYPE_ROTATION_VECTOR are fused sensors which return respectively the linear..
Fit image into ImageView, keep aspect ratio and then resize ImageView to image dimensions? http://stackoverflow.com/questions/8232608/fit-image-into-imageview-keep-aspect-ratio-and-then-resize-imageview-to-image-d the ImageView is always 250dp 250dp. Thanks android imageview scale share improve this question The answer was heavily modified after clarifications to the original question After clarifications This cannot be done in xml only . It is not..
XML-driven GUIs and performance http://stackoverflow.com/questions/8760841/xml-driven-guis-and-performance at the class documentation for LayoutInflater you'll notice they say For performance reasons view inflation relies heavily on pre processing of XML files that is done at build time. Therefore it is not currently possible to use LayoutInflater..
|