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2014/10/16 ¤W¤È 08:14:21
android Programming Glossary: goinghttp://stackoverflow.com/questions/1106202/android-ocr and Tesseract . Neither are straight up Java so you're not going to get a drop in Android OCR library. However Tesseract is open..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon use by the general public it is a business app that is going to be used in a very narrow business field. I was actually really.. I cannot allow for Android to determine when my app is going to be terminated. that must be the choice of the user. Millions.. time at present . As I said above there is a lot of things going on in my app data being PUSHed to the device lists with tasks..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself that the MENU shrinks more and more everytime the user is going through the lines of code above ... This is the Menu that gets..
Sending images using Http Post http://stackoverflow.com/questions/2935946/sending-images-using-http-post android django http share improve this question I'm going to assume that you know the path and filename of the image that..
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser do the above anywhere in your Activity but you're probably going to want to do it in onCreate . You can also use params.size..
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 String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager.. my activity from a service . In the next example we are going to use two classes you may not be aware of ResultReceiver and.. availability. Make sure the directory were you are going to download files exist and has write permissions. If download..
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 provider rather than the provider that's actually going to give you the best results. Is there a simpler way to accomplish..
http://stackoverflow.com/questions/3572463/what-is-context-in-android It lets newly created objects understand what has been going on. Typically you call it to get information regarding another..
Adding a library/JAR to an Eclipse Android project http://stackoverflow.com/questions/3642928/adding-a-library-jar-to-an-eclipse-android-project from that JAR and need the prefix somehow defined . What's going on Second after fixing that the answer is given below my application.. on the emulator These two questions are rhetorical for I'm going to answer them myself below. Other posts in this forum creep..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser use the org.xml.sax or the android.sax implementation. I'm going to explain the pro's and con's of both after posting a short.. we need a class to hold our items. In this case I'm just going to extend the ArrayList class. Items.java public class Items..
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 is at the top of the activity stack with user input going to it. Always followed by onPause . onPause Called as part of.. as part of the activity lifecycle when an activity is going into the background but has not yet been killed. The counterpart..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error these erroneous import statements and delete them. While going through the Android sample tutorials I would often use the Ctrl..
http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out 1 midPoint mid event if mid.y start.y Log.i TAG Going down Math.abs mid.y start.y Math.abs mid.y start.y and zoom.. zoomList true return true else if mid.y start.y Log.i TAG Going up Math.abs mid.y start.y Math.abs mid.y start.y and zoom zoom..
http://stackoverflow.com/questions/1161999/android-accordion-widget on 2.2 2.3.x 3.2 and 4.0.3. Works pretty good for us. Going to add animation on fold unfold in next step. Here is small..
Android background image memory usage http://stackoverflow.com/questions/13118005/android-background-image-memory-usage a problem I'm getting the following memory results Nexus S Going from 18M to 26M 8M difference Galaxy Nexus Going from 28M to.. Nexus S Going from 18M to 26M 8M difference Galaxy Nexus Going from 28M to 39M 11M difference So as you can see putting that..
http://stackoverflow.com/questions/13816442/viewpager-with-one-page-containing-multiple-fragments-java-lang-illegalargument of doing things I don't like to leave things incomplete... Going the way of the nested Fragments as suggested by Mark. The link..
Android ShoutCast Internet Radio FilenotFoundException http://stackoverflow.com/questions/16264225/android-shoutcast-internet-radio-filenotfoundexception to stop. The real error is the file not found exception. Going through your code quickly what I believe is happening is that..
How can I create an Android application in Android Studio that uses the Google Maps Api v2? http://stackoverflow.com/questions/16596715/how-can-i-create-an-android-application-in-android-studio-that-uses-the-google-m we need to add Google Play Service as a reference library. Going to View Open Module Settings 5 On the Modules tab click button..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - android - how many images? http://stackoverflow.com/questions/1955188/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android-how-many-i articles future proofing.html Technique to Avoid #3 Going Overboard with Layouts Due to changes in the View rendering..
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 app from being able to stress the system to this point. Going lower level you can use the Debug API to get raw kernel level..
Effective Android Programming Techniques [closed] http://stackoverflow.com/questions/2961049/effective-android-programming-techniques be overwhelming. Setting up the environment can be tricky. Going to an Android Meet up or users group can help get over the initial..
How to link to Android Market app http://stackoverflow.com/questions/3239478/how-to-link-to-android-market-app coincidence the new Android Market was just released today Going to http market.android.com details id com.google.earth from..
Going to home screen programmatically http://stackoverflow.com/questions/3724509/going-to-home-screen-programmatically to home screen programmatically I want to go to the home screen..
Android apps, communicating with a device plugged in the USB port http://stackoverflow.com/questions/3803871/android-apps-communicating-with-a-device-plugged-in-the-usb-port that I make or to an app in the PC are more than welcome. Going through the web could be an option although there'd have to..
Android: Go back to previous activity http://stackoverflow.com/questions/4038479/android-go-back-to-previous-activity Android activities are stored in the activity stack. Going back to a previous activity could mean two things. You opened..
Android - How to decide whether to run a Service in a separate Process? http://stackoverflow.com/questions/4658511/android-how-to-decide-whether-to-run-a-service-in-a-separate-process you are doing some operations that are not user facing. Going back to the lifecycle description any time an Activity is not..
Is there a way to display fragments in TabHost? http://stackoverflow.com/questions/6827869/is-there-a-way-to-display-fragments-in-tabhost that launch Activities when the user selects a tab. Going with A means that I have to initialize every fragment and load.. only when needed when the user selects their tab that is. Going with B means that I load the fragments into separate Activities..
Android: Under what circumstances would a Dialog appearing cause onPause() to be called? http://stackoverflow.com/questions/7240916/android-under-what-circumstances-would-a-dialog-appearing-cause-onpause-to-be EDIT Adding code sample to illustrate my doubt in detail Going by the above mentioned quote from document should my activity's..
What's the best android phone to get as a developer [closed] http://stackoverflow.com/questions/930424/whats-the-best-android-phone-to-get-as-a-developer doesn't matter if you get the dev version or retail one. Going forward you are probably going to need to get several phones..
http://stackoverflow.com/questions/1106202/android-ocr aside to my knowledge the popular OCR libraries are Aspire and Tesseract . Neither are straight up Java so you're not going to get a drop in Android OCR library. However Tesseract is open source Google Code hosted infact so you can throw some time..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon for the Android Market. It is not an application for wide use by the general public it is a business app that is going to be used in a very narrow business field. I was actually really looking forward to developing for the Android platform.. who come to read this post in the future. The point is that I cannot allow for Android to determine when my app is going to be terminated. that must be the choice of the user. Millions of people are perfectly happy with the model where the environment.. shut down since iPhone only allows one third party app at a time at present . As I said above there is a lot of things going on in my app data being PUSHed to the device lists with tasks that always should be there etc . I don't know what lists..
Changing Locale within the app itself http://stackoverflow.com/questions/2264874/changing-locale-within-the-app-itself content refresh_Tab break case 201 etc... The problem is that the MENU shrinks more and more everytime the user is going through the lines of code above ... This is the Menu that gets shrunk @Override public boolean onCreateOptionsMenu Menu..
Sending images using Http Post http://stackoverflow.com/questions/2935946/sending-images-using-http-post are sent to the server after scaling it to required size. android django http share improve this question I'm going to assume that you know the path and filename of the image that you want to upload. Add this string to your NameValuePair..
Launch custom android application from android browser http://stackoverflow.com/questions/2958701/launch-custom-android-application-from-android-browser params.get 0 status String second params.get 1 1234 You can do the above anywhere in your Activity but you're probably going to want to do it in onCreate . You can also use params.size to get the number of path segments in the Uri . Look to javadoc..
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.context context @Override protected String doInBackground String... sUrl take CPU lock to prevent CPU from going off if the user presses the power button during download PowerManager pm PowerManager context.getSystemService Context.POWER_SERVICE.. Download from Service The big question here is how do I update my activity from a service . In the next example we are going to use two classes you may not be aware of ResultReceiver and IntentService . ResultReceiver is the one that will allow.. also ACCESS_NETWORK_STATE if you want to check internet availability. Make sure the directory were you are going to download files exist and has write permissions. If download is too big you may want to implement a way to resume the..
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 provider but that seems to only give you the best theoretical provider rather than the provider that's actually going to give you the best results. Is there a simpler way to accomplish this android geolocation share improve this question..
http://stackoverflow.com/questions/3572463/what-is-context-in-android its the context of current state of the application object. It lets newly created objects understand what has been going on. Typically you call it to get information regarding another part of your program activity package application You can..
Adding a library/JAR to an Eclipse Android project http://stackoverflow.com/questions/3642928/adding-a-library-jar-to-an-eclipse-android-project XML unbound prefix because I'm trying to use a class from that JAR and need the prefix somehow defined . What's going on Second after fixing that the answer is given below my application doesn't work on Android and I discover via the debugger.. or linker error in Eclipse does it have this problem on the emulator These two questions are rhetorical for I'm going to answer them myself below. Other posts in this forum creep up to the problem and elsewhere there is discussion but I feel..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser have two SAX implementations you can work with. Either you use the org.xml.sax or the android.sax implementation. I'm going to explain the pro's and con's of both after posting a short hander example. android.sax Implementation Let's start with.. so you can put it into a Bundle and do something with it. Now we need a class to hold our items. In this case I'm just going to extend the ArrayList class. Items.java public class Items extends ArrayList Item public Items super Thats it for our..
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 will start interacting with the user. At this point your activity is at the top of the 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.. 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 is launched in front of activity..
R cannot be resolved - Android error http://stackoverflow.com/questions/885009/r-cannot-be-resolved-android-error imports. This will cause your make to break. Look out for these erroneous import statements and delete them. While going through the Android sample tutorials I would often use the Ctrl Shift O command to Organize Imports and generate any missing..
http://stackoverflow.com/questions/11468536/android-gallery-zoom-in-out if event.getAction MotionEvent.ACTION_MOVE event.getPointerCount 1 midPoint mid event if mid.y start.y Log.i TAG Going down Math.abs mid.y start.y Math.abs mid.y start.y and zoom zoom going down so increase if Math.abs mid.y start.y 10 zoom.. start.y 10 zoom 2.5f zoom zoom 0.1f midPoint start event zoomList true return true else if mid.y start.y Log.i TAG Going up Math.abs mid.y start.y Math.abs mid.y start.y and zoom zoom smaller if Math.abs mid.y start.y 10 zoom 0.1 midPoint start..
http://stackoverflow.com/questions/1161999/android-accordion-widget
Android background image memory usage http://stackoverflow.com/questions/13118005/android-background-image-memory-usage the process and first forcing GC to make sure this won't be a problem I'm getting the following memory results Nexus S Going from 18M to 26M 8M difference Galaxy Nexus Going from 28M to 39M 11M difference So as you can see putting that theorically.. won't be a problem I'm getting the following memory results Nexus S Going from 18M to 26M 8M difference Galaxy Nexus Going from 28M to 39M 11M difference So as you can see putting that theorically 2.39M uncompressed image into the background actually..
http://stackoverflow.com/questions/13816442/viewpager-with-one-page-containing-multiple-fragments-java-lang-illegalargument question All right even though I moved to another way of doing things I don't like to leave things incomplete... Going the way of the nested Fragments as suggested by Mark. The link posted in the comments goes to 404 but I found your example..
Android ShoutCast Internet Radio FilenotFoundException http://stackoverflow.com/questions/16264225/android-shoutcast-internet-radio-filenotfoundexception good for performance but not going to cause your streaming to stop. The real error is the file not found exception. Going through your code quickly what I believe is happening is that you keep storing all the streaming data into a file without..
How can I create an Android application in Android Studio that uses the Google Maps Api v2? http://stackoverflow.com/questions/16596715/how-can-i-create-an-android-application-in-android-studio-that-uses-the-google-m of complaints about unknown reference to GMS library 4 Now we need to add Google Play Service as a reference library. Going to View Open Module Settings 5 On the Modules tab click button and select Import Module and import your GooglePlayServices..
java.lang.OutOfMemoryError: bitmap size exceeds VM budget - android - how many images? http://stackoverflow.com/questions/1955188/java-lang-outofmemoryerror-bitmap-size-exceeds-vm-budget-android-how-many-i this on the android dev site http developer.android.com resources articles future proofing.html Technique to Avoid #3 Going Overboard with Layouts Due to changes in the View rendering infrastructure unreasonably deep more than 10 or so or broad..
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 use since the Java heap limit is there in part to avoid one app from being able to stress the system to this point. Going lower level you can use the Debug API to get raw kernel level information about memory usage http developer.android.com..
Effective Android Programming Techniques [closed] http://stackoverflow.com/questions/2961049/effective-android-programming-techniques when starting out The quantity of readable material can be overwhelming. Setting up the environment can be tricky. Going to an Android Meet up or users group can help get over the initial hump. Code every day Android code will be frustrating...
How to link to Android Market app http://stackoverflow.com/questions/3239478/how-to-link-to-android-market-app question I was looking into this yesterday and what a coincidence the new Android Market was just released today Going to http market.android.com details id com.google.earth from your desktop computer now shows a full page about the selected..
Going to home screen programmatically http://stackoverflow.com/questions/3724509/going-to-home-screen-programmatically to home screen programmatically I want to go to the home screen programmatically in Android when the user clicks on button...
Android apps, communicating with a device plugged in the USB port http://stackoverflow.com/questions/3803871/android-apps-communicating-with-a-device-plugged-in-the-usb-port device 4 Any other ideas to make the phone talk to a device that I make or to an app in the PC are more than welcome. Going through the web could be an option although there'd have to be a central server that I own as a middle man I believe . But..
Android: Go back to previous activity http://stackoverflow.com/questions/4038479/android-go-back-to-previous-activity activity android android intent share improve this question Android activities are stored in the activity stack. Going back to a previous activity could mean two things. You opened the new activity from another activity with startActivityForResult..
Android - How to decide whether to run a Service in a separate Process? http://stackoverflow.com/questions/4658511/android-how-to-decide-whether-to-run-a-service-in-a-separate-process choice for the functionality you describe. This is because you are doing some operations that are not user facing. Going back to the lifecycle description any time an Activity is not in the foreground it is essentially a candidate for being..
Is there a way to display fragments in TabHost? http://stackoverflow.com/questions/6827869/is-there-a-way-to-display-fragments-in-tabhost way to do this. TabHost can only accept A. Views or B. Intents that launch Activities when the user selects a tab. Going with A means that I have to initialize every fragment and load them into container Views that are given to the TabHost... are given to the TabHost. But I want these fragments to load only when needed when the user selects their tab that is. Going with B means that I load the fragments into separate Activities for each tab. But I'd like the fragment to be able to reach..
Android: Under what circumstances would a Dialog appearing cause onPause() to be called? http://stackoverflow.com/questions/7240916/android-under-what-circumstances-would-a-dialog-appearing-cause-onpause-to-be the activity on top of which the dialog is to be displayed EDIT Adding code sample to illustrate my doubt in detail Going by the above mentioned quote from document should my activity's onPause method get called when the AlertDialog or just the..
What's the best android phone to get as a developer [closed] http://stackoverflow.com/questions/930424/whats-the-best-android-phone-to-get-as-a-developer the touch screen only phones. If you are doing apps it really doesn't matter if you get the dev version or retail one. Going forward you are probably going to need to get several phones as the hardware diverges. For example the samsung has a 5way..
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