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Android data storage Sqlite uses SQLCipher database encryption practices, sqlitesqlcipherPreface:
A recent study of Android Sqlite database (article address: http://www.cnblogs.com/whoislcj/p/5506294.html) and ContentProvider Program Dat
[Development Diary of Android in a row from scratch] (8) -- Android data storage (II) and android Data StorageLet's talk about database operations. Come On!When talking about data
activity;4, thoroughly analyze the life cycle of Android and the best time for its use according to the commercialization scenario;5, use JUnit to test Android business code;6, master Android Basic and core UI development technology;7, "Android Commercial Advanced UI Combat" is based on the past 20 business-class
Android data storage file and android Data StorageIn the previous article, we used SharedPreferences to save data in Android. SharedPreferences mainly saves the setting information of s
Android data storage and android Data StorageSharedPreferences and Editor
As long as SharedPreferences stores data in a format similar to configuration information, SharedPreferences stores da
Android learning notes: internal storage of data; practice Data Reading and writing; storage to Cache for reading and writing; android learning notes
(1) directory structure
(2) Layout file:
(3) tool class for saving and readi
Android-based file data storage and android-based Data Storage1. Introduction to file storage data
Activity provides the openFileOutput () method to output
First of all, what is internal storage ?Under the Android platform, it has its own independent data storage rules, under the Windows platform, the application can access or modify the file resources under other applications freely or on the basis of specific access rights.But under the
Data storage in Android (2): android Storage
In the previous article, we introduced how to use SharedPreferences.
Today, we will continue to introduce another way to store data: using internal
When an application is installed in Android, we generate a lot of data in the process of using the app, and the app has its own data, so how do we store the data?How data is storedThere are 5 ways to store your Android
FIS = openfileinput ("Test.txt"); the //1. Definition byte[] - byte[] B =New byte[1024]; - inti = 0;//length of data read theString str1 = ""; the //2. Cyclic reading the while((i = Fis.read (b)) >0) the { -String str =NewString (b,0, i); theSTR1 + =str; the } the fis.close ();94 Tv_1.settext (str1); the } the Catch(Exception e) the {98 About
Directory (?) [+]When an application is installed in Android, we generate a lot of data in the process of using the app, and the app has its own data, so how do we store the data?How data is storedThere are 5 ways to store your Android
", Toast.length_short). Show (); } } Public voidonclick10 (view view) {if(Environment.getexternalstoragestate (). Equals (environment.media_mounted)) {//1. Get the content you want to store//String content = Et_5.gettext (). toString (); //2. Get the external storage directory with package name--only to the root directoryString Sdpath =environment.getexternalstoragedirectory (). GetAbsolutePath (); //Toast.maketext (activitydata.this, "sdpath="
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