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2014/10/16 ¤W¤È 08:10:13
android Programming Glossary: aroundhttp://stackoverflow.com/questions/1082437/android-alarmmanager how to use an AlarmManager in Android. I have been playing around with some code for a few days and it just won't work. I need..
What Android tools and methods work best to find memory/resource leaks? http://stackoverflow.com/questions/1147172/what-android-tools-and-methods-work-best-to-find-memory-resource-leaks easy to leak in an Android app. I've been looking around and so far have only been able to dig up info on 'hprof' and..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android Activity state in Android I've been playing around with the Android SDK and I am a little unclear on saving an..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app to me via an external resource so I cannot change things around as I will but I can of course do some regex tampering with the..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver milliseconds value of course but I would suggest to set it around 3 5 seconds. This actually works and though I haven't seen the..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon more than it is the fault of a mountain for storms flowing around it rather than through it. For example some development environments..
How to send an object from one Android Activity to another using Intents? http://stackoverflow.com/questions/2139134/how-to-send-an-object-from-one-android-activity-to-another-using-intents improve this question If you're just passing objects around then Parcelable was designed for this. It requires a little..
Playing an arbitrary tone with Android http://stackoverflow.com/questions/2413426/playing-an-arbitrary-tone-with-android I don't want to have pre recorded sound files I've looked around and ToneGenerator was the only thing I was able to find that..
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity RESULT_CANCELED back to Class A. I just don't know a work around yet. android share improve this question Oh god After spending..
How to scale an Image in ImageView to keep the aspect ratio http://stackoverflow.com/questions/2521959/how-to-scale-an-image-in-imageview-to-keep-the-aspect-ratio which can be useful for things like displaying a frame around the main image using just one ImageView. 2 This comment was.. as well. This then affects how other Views are laid out around the ImageView. Then as Samuh wrote you can change the way it..
Maintain/Save/Restore scroll position when returning to a ListView http://stackoverflow.com/questions/3014089/maintain-save-restore-scroll-position-when-returning-to-a-listview ListView I have a long ListView that the user can scroll around before returning to the previous screen. When the user opens..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a It doesn't need to worry about if the user is moving around or anything like that. Here's what I'd like to do Show the user..
How to develop a soft keyboard for Android? http://stackoverflow.com/questions/3480715/how-to-develop-a-soft-keyboard-for-android develop a soft keyboard for Android I would like to play around with some ideas and develop a soft keyboard for Android to replace..
How can I put a ListView into a ScrollView without it collapsing? http://stackoverflow.com/questions/3495890/how-can-i-put-a-listview-into-a-scrollview-without-it-collapsing into a ScrollView without it collapsing I've searched around for solutions to this problem and the only answer I can find..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview note that the Log object in use here is my custom wrapper around the final Log class inside Android. package com.wilson.android.library..
Save ArrayList to SharedPreferences http://stackoverflow.com/questions/7057845/save-arraylist-to-sharedpreferences variety of strings and numbers. I need the array to stick around even if the user leaves the activity and then wants to come..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation over 5000 iterations is nowhere near 0 averaging around 10 on each axis . I realise without seeing my code this might..
http://stackoverflow.com/questions/8671479/android-mediaplayer-works-fine-in-custom-audio-streaming-application-up-to-andro class is using a double buffering technique to get around limitations in pre 1.2 releases of Android. All production releases.. rather than using this double buffering technique to get around the problem. Android OS 2.2 replaced the old media player code..
http://stackoverflow.com/questions/1082437/android-alarmmanager Can someone please show me some sample code on how to use an AlarmManager in Android. I have been playing around with some code for a few days and it just won't work. I need to trigger a block of code after 20 minutes from the AlarmManager..
What Android tools and methods work best to find memory/resource leaks? http://stackoverflow.com/questions/1147172/what-android-tools-and-methods-work-best-to-find-memory-resource-leaks only 16mb of heap on the Android and its apparently surprisingly easy to leak in an Android app. I've been looking around and so far have only been able to dig up info on 'hprof' and 'traceview' and neither gets a lot of favorable reviews. What..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android Activity state in Android I've been playing around with the Android SDK and I am a little unclear on saving an application's state. So given this minor re tooling of the 'Hello..
handle textview link click in my android app http://stackoverflow.com/questions/1697084/handle-textview-link-click-in-my-android-app a href 'test' test a The HTML being displayed is provided to me via an external resource so I cannot change things around as I will but I can of course do some regex tampering with the HTML to change the href value say to something else. What..
How can I check the current status of the GPS receiver? http://stackoverflow.com/questions/2021176/how-can-i-check-the-current-status-of-the-gps-receiver mLastLocationMillis 3000 You can tweak the milliseconds value of course but I would suggest to set it around 3 5 seconds. This actually works and though I haven't seen the source code that implements the standard GPS icon this comes..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon model. This is not the fault of either environment any more than it is the fault of a mountain for storms flowing around it rather than through it. For example some development environments like Hypercard and Smalltalk had the application and..
How to send an object from one Android Activity to another using Intents? http://stackoverflow.com/questions/2139134/how-to-send-an-object-from-one-android-activity-to-another-using-intents class Intent android android intent android activity share improve this question If you're just passing objects around then Parcelable was designed for this. It requires a little more effort to use than using Java's native serialization but..
Playing an arbitrary tone with Android http://stackoverflow.com/questions/2413426/playing-an-arbitrary-tone-with-android to make Android emit a sound of arbitrary frequency meaning I don't want to have pre recorded sound files I've looked around and ToneGenerator was the only thing I was able to find that was even close but it seems to only be capable of outputting..
How to return a result (startActivityForResult) from a TabHost Activity? http://stackoverflow.com/questions/2497205/how-to-return-a-result-startactivityforresult-from-a-tabhost-activity inside of Class B and Class B is what is returning the RESULT_CANCELED back to Class A. I just don't know a work around yet. android share improve this question Oh god After spending several hours and downloading the Android sources I have..
How to scale an Image in ImageView to keep the aspect ratio http://stackoverflow.com/questions/2521959/how-to-scale-an-image-in-imageview-to-keep-the-aspect-ratio You can use a background and a source at the same time though which can be useful for things like displaying a frame around the main image using just one ImageView. 2 This comment was edited significantly later than othe original post was written.. true will make it resize the ImageView to be rectangular as well. This then affects how other Views are laid out around the ImageView. Then as Samuh wrote you can change the way it default scales images using the android scaleType parameter...
Maintain/Save/Restore scroll position when returning to a ListView http://stackoverflow.com/questions/3014089/maintain-save-restore-scroll-position-when-returning-to-a-listview Save Restore scroll position when returning to a ListView I have a long ListView that the user can scroll around before returning to the previous screen. When the user opens this ListView again I want the list to be scrolled to the same..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a user's location in order to display a list of nearby businesses. It doesn't need to worry about if the user is moving around or anything like that. Here's what I'd like to do Show the user a list of nearby locations. Preload the user's location..
How to develop a soft keyboard for Android? http://stackoverflow.com/questions/3480715/how-to-develop-a-soft-keyboard-for-android to develop a soft keyboard for Android I would like to play around with some ideas and develop a soft keyboard for Android to replace the default one. Is there any general information about..
How can I put a ListView into a ScrollView without it collapsing? http://stackoverflow.com/questions/3495890/how-can-i-put-a-listview-into-a-scrollview-without-it-collapsing can I put a ListView into a ScrollView without it collapsing I've searched around for solutions to this problem and the only answer I can find seems to be don't put a ListView into a ScrollView . I have..
How do I do a lazy load of images in ListView http://stackoverflow.com/questions/541966/how-do-i-do-a-lazy-load-of-images-in-listview hold the images that my app is currently displaying. Please note that the Log object in use here is my custom wrapper around the final Log class inside Android. package com.wilson.android.library Licensed to the Apache Software Foundation ASF under..
Save ArrayList to SharedPreferences http://stackoverflow.com/questions/7057845/save-arraylist-to-sharedpreferences ArrayList with custom objects. Each custom object contains a variety of strings and numbers. I need the array to stick around even if the user leaves the activity and then wants to come back at a later time however I don't need the array available..
Android accelerometer accuracy (Inertial navigation) http://stackoverflow.com/questions/7829097/android-accelerometer-accuracy-inertial-navigation direction. However this is not the case and the total acceleration over 5000 iterations is nowhere near 0 averaging around 10 on each axis . I realise without seeing my code this might be difficult to answer but in a more general sense... Is this..
http://stackoverflow.com/questions/8671479/android-mediaplayer-works-fine-in-custom-audio-streaming-application-up-to-andro shoutcast share improve this question The StreamingMediaPlayer class is using a double buffering technique to get around limitations in pre 1.2 releases of Android. All production releases of Android OS have included a MediaPlayer that supports.. supports streaming media 1 . I would recommend doing that rather than using this double buffering technique to get around the problem. Android OS 2.2 replaced the old media player code with the FrightCast player which probably is acting differently..
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