Description: Java preferences to store, store some of the password or the use of records is very easy to use.
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File list (Check if you may need any files):
偏好设置存储\Test_android_sharedference\.project
............\..........................\proguard-project.txt
............\..........................\AndroidManifest.xml
............\..........................\ic_launcher-web.png
............\..........................\.classpath
............\..........................\project.properties
............\..........................\bin\jarlist.cache
............\..........................\...\AndroidManifest.xml
............\..........................\...\classes.dex
............\..........................\...\resources.ap_
............\..........................\...\Test_android_sharedference.apk
............\..........................\...\classes\com\example\sharedference\MainActivity$myTraggerButton.class
............\..........................\...\.......\...\.......\.............\MainActivity$mySeekBar.class
............\..........................\...\.......\...\.......\.............\MainActivity.class
............\..........................\...\.......\...\.......\.............\R$drawable.class
............\..........................\...\.......\...\.......\.............\R$string.class
............\..........................\...\.......\...\.......\.............\R$menu.class
............\..........................\...\.......\...\.......\.............\R$id.class
............\..........................\...\.......\...\.......\.............\R$style.class
............\..........................\...\.......\...\.......\.............\R$dimen.class
............\..........................\...\.......\...\.......\.............\R$layout.class
............\..........................\...\.......\...\.......\.............\R$attr.class
............\..........................\...\.......\...\.......\.............\R.class
............\..........................\...\.......\...\.......\.............\BuildConfig.class
............\..........................\...\res\drawable-hdpi\ic_launcher.png
............\..........................\...\...\.........mdpi\ic_launcher.png
............\..........................\...\...\.........xhdpi\ic_launcher.png
............\..........................\...\...\..........xhdpi\ic_launcher.png
............\..........................\...\dexedLibs\android-support-v4-f000b03e11fa6cc93a8bbee080d3ad2f.jar
............\..........................\res\drawable-xhdpi\ic_launcher.png
............\..........................\...\.........hdpi\ic_launcher.png
............\..........................\...\.........mdpi\ic_launcher.png
............\..........................\...\layout\activity_main.xml
............\..........................\...\values\styles.xml
............\..........................\...\......\strings.xml
............\..........................\...\......\dimens.xml
............\..........................\...\......-v11\styles.xml
............\..........................\...\.........4\styles.xml
............\..........................\...\drawable-xxhdpi\ic_launcher.png
............\..........................\...\menu\main.xml
............\..........................\...\values-sw600dp\dimens.xml
............\..........................\...\.........720dp-land\dimens.xml
............\..........................\src\com\example\sharedference\MainActivity.java
............\..........................\gen\com\example\sharedference\BuildConfig.java
............\..........................\...\...\.......\.............\R.java
............\..........................\libs\android-support-v4.jar
............\..........................\.settings\org.eclipse.jdt.core.prefs
............\..........................\bin\classes\com\example\sharedference
............\..........................\...\.......\...\example
............\..........................\src\com\example\sharedference
............\..........................\gen\com\example\sharedference
............\..........................\bin\classes\com
............\..........................\...\res\drawable-hdpi
............\..........................\...\...\drawable-mdpi
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