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2014/10/16 ¤W¤È 08:11:04
android Programming Glossary: carefulhttp://stackoverflow.com/questions/10812552/heterogeneous-gridlayout of the question. Revision Solution 1 After some careful thought last night this may be accomplished with a pure LinearLayout...
Steps to create APK expansion file http://stackoverflow.com/questions/11715855/steps-to-create-apk-expansion-file it get stored in sdcard Android obb so you have to be very careful to check all the cases Obb already downloaded Available memory..
How to programmatically get the devices IMEI/ESN in Android http://stackoverflow.com/questions/1972381/how-to-programmatically-get-the-devices-imei-esn-in-android permission to do this. That being said be careful about doing this. Not only will users wonder why your application..
How to get the Android device's primary e-mail address http://stackoverflow.com/questions/2112965/how-to-get-the-android-devices-primary-e-mail-address ways to do this shown below. As a friendly warning be careful and up front to the user when dealing with account profile and..
Can I use assert on Android devices? http://stackoverflow.com/questions/2364910/can-i-use-assert-on-android-devices assertNull that are provided in the junit framework. Be careful not to import the Junit4 framework through eclipse that would..
How can I avoid garbage collection delays in Java games? (Best Practices) [closed] http://stackoverflow.com/questions/2484079/how-can-i-avoid-garbage-collection-delays-in-java-games-best-practices trees or hashes in an inner loop I know that I need to be careful or even reimplement them instead of using the Java Collections.. benefit of this zero object creation draw score is that careful image caching and reuse for the fonts is not really manual object.. manual object allocation deallocation it's really just careful caching. It's not clean it's not good practice but that's how..
What are the best practices for SQLite on Android? http://stackoverflow.com/questions/2493331/what-are-the-best-practices-for-sqlite-on-android threads but answer #1 is not correct. You have to be careful with how you create your connections and use them. There are..
Android - Switch Tabs from within an Activity within a tab http://stackoverflow.com/questions/2541802/android-switch-tabs-from-within-an-activity-within-a-tab project here and here . As a side note please be very careful when deciding whether to use view or activity based TabHost...
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu stated goal. However it is possible to do the hack in a careful way that will fall back if com.android.internal.view.menu.IconMenuItemView..
How to save state during orientation change in Android if the state is made of my classes? http://stackoverflow.com/questions/3915952/how-to-save-state-during-orientation-change-in-android-if-the-state-is-made-of-m . See this Android Developers blog post . Just be careful not to put any Views or other references to the pre rotation..
http://stackoverflow.com/questions/4951142/smooth-scrolling-in-android don't want to do anything on down or it won't work. And be careful because Scroller in Android 2.2 has a bug for which the fling..
Highlight ListView selected row http://stackoverflow.com/questions/5058291/highlight-listview-selected-row selected item which is not shown on screen anymore After careful consideration we decided to remove the selection altogether..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android . As it is not part of the public API you should be careful to use it and not rely upon it . Any change to the internal..
Android MapActivity : Couldn't get connection factory client http://stackoverflow.com/questions/6006835/android-mapactivity-couldnt-get-connection-factory-client on the drawable. else it will not be drawn. be also careful if you use different markers in the same overlay with overlayItem.setMarker..
How users/developers can set the Android's proxy configuration for versions 2.x? http://stackoverflow.com/questions/9446871/how-users-developers-can-set-the-androids-proxy-configuration-for-versions-2-x the Android source code called ProxySelector please be careful it has the same name of the java.net.ProxySelector but it's..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere example it will work well. In particular you should be careful when dealing with anything that deals with the GUI that requires..
http://stackoverflow.com/questions/10812552/heterogeneous-gridlayout solution. The solution however is not viable given the constraints of the question. Revision Solution 1 After some careful thought last night this may be accomplished with a pure LinearLayout. While I do not like this solution it should be multi..
Steps to create APK expansion file http://stackoverflow.com/questions/11715855/steps-to-create-apk-expansion-file which download Expansion files directly from Play store and it get stored in sdcard Android obb so you have to be very careful to check all the cases Obb already downloaded Available memory downloaded but not unzipped Memory to select see Memory Cases..
How to programmatically get the devices IMEI/ESN in Android http://stackoverflow.com/questions/1972381/how-to-programmatically-get-the-devices-imei-esn-in-android need the uses permission android name android.permission.READ_PHONE_STATE permission to do this. That being said be careful about doing this. Not only will users wonder why your application is accessing their telephony stack it might be difficult..
How to get the Android device's primary e-mail address http://stackoverflow.com/questions/2112965/how-to-get-the-android-devices-primary-e-mail-address android share improve this question There are several ways to do this shown below. As a friendly warning be careful and up front to the user when dealing with account profile and contact data. If you misuse a user's email address or other..
Can I use assert on Android devices? http://stackoverflow.com/questions/2364910/can-i-use-assert-on-android-devices now you can use all the functions like assertTrue assertEquals assertNull that are provided in the junit framework. Be careful not to import the Junit4 framework through eclipse that would be the org.junit package. You have to use the junit.framework..
How can I avoid garbage collection delays in Java games? (Best Practices) [closed] http://stackoverflow.com/questions/2484079/how-can-i-avoid-garbage-collection-delays-in-java-games-best-practices using arrays ArrayList for my objects now. If I ever want trees or hashes in an inner loop I know that I need to be careful or even reimplement them instead of using the Java Collections framework since I can't afford the extra garbage collection... very well be crappily generating well needless crap . Another benefit of this zero object creation draw score is that careful image caching and reuse for the fonts is not really manual object allocation deallocation it's really just careful caching... careful image caching and reuse for the fonts is not really manual object allocation deallocation it's really just careful caching. It's not clean it's not good practice but that's how it's done in top notch mobile games like say Uniwar . And..
What are the best practices for SQLite on Android? http://stackoverflow.com/questions/2493331/what-are-the-best-practices-for-sqlite-on-android Inserts updates deletes and reads are generally OK from multiple threads but answer #1 is not correct. You have to be careful with how you create your connections and use them. There are situations where your update calls will fail even if your database..
Android - Switch Tabs from within an Activity within a tab http://stackoverflow.com/questions/2541802/android-switch-tabs-from-within-an-activity-within-a-tab a good example of this code you can take a look at my MintTrack project here and here . As a side note please be very careful when deciding whether to use view or activity based TabHost. Activity based tabs are great because they can be separated..
Change the background color of the options menu http://stackoverflow.com/questions/2944244/change-the-background-color-of-the-options-menu . I do not see any way to avoid this and still accomplish the stated goal. However it is possible to do the hack in a careful way that will fall back if com.android.internal.view.menu.IconMenuItemView does not appear on the current system. Again..
How to save state during orientation change in Android if the state is made of my classes? http://stackoverflow.com/questions/3915952/how-to-save-state-during-orientation-change-in-android-if-the-state-is-made-of-m for orientation changes using onRetainNonConfigurationInstance . See this Android Developers blog post . Just be careful not to put any Views or other references to the pre rotation Context Activity in the object you pass or you'll prevent those..
http://stackoverflow.com/questions/4951142/smooth-scrolling-in-android to return true in your OnGestureListener.onDown even if you don't want to do anything on down or it won't work. And be careful because Scroller in Android 2.2 has a bug for which the fling animation will not actually end even if it reaches the limits..
Highlight ListView selected row http://stackoverflow.com/questions/5058291/highlight-listview-selected-row if the user presses the trackball to act upon the currently selected item which is not shown on screen anymore After careful consideration we decided to remove the selection altogether when the user manipulates the UI through the touch screen. In..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android that I've encountered so far is to do so through Java Reflection . As it is not part of the public API you should be careful to use it and not rely upon it . Any change to the internal composition of Android will effectively break your application...
Android MapActivity : Couldn't get connection factory client http://stackoverflow.com/questions/6006835/android-mapactivity-couldnt-get-connection-factory-client point out that you must call boundCenter or boundCenterBottom on the drawable. else it will not be drawn. be also careful if you use different markers in the same overlay with overlayItem.setMarker that u call it there too. 3. you have to move..
How users/developers can set the Android's proxy configuration for versions 2.x? http://stackoverflow.com/questions/9446871/how-users-developers-can-set-the-androids-proxy-configuration-for-versions-2-x of the Android device I know there is a hidden Activity into the Android source code called ProxySelector please be careful it has the same name of the java.net.ProxySelector but it's an Android Activity and it's located on the package com.android.settings.ProxySelector..
Using Application context everywhere? http://stackoverflow.com/questions/987072/using-application-context-everywhere this approach though in a lot of circumstances such as your example it will work well. In particular you should be careful when dealing with anything that deals with the GUI that requires a Context. For example if you pass the application Context..
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