SharedPreferences记住用户名密码

用户登录后，记住用户名和密码，第二次不用手动输入直接登录，这是很常用的更能，希望能和大家分享。

/** Automatically generated file. DO NOT MODIFY */
package com.zhh.android;

public final class BuildConfig {
    public final static boolean DEBUG = true;
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        475  2014-12-29 14:37  sharedPreferencesJiZhuMiMa\.classpath

     文件        862  2014-12-29 15:49  sharedPreferencesJiZhuMiMa\.project

     文件        177  2014-12-29 14:37  sharedPreferencesJiZhuMiMa\.settings\org.eclipse.jdt.core.prefs

     文件        978  2014-12-29 15:08  sharedPreferencesJiZhuMiMa\AndroidManifest.xml

     文件        978  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\AndroidManifest.xml

     文件     257862  2014-12-29 15:10  sharedPreferencesJiZhuMiMa\bin\BroadcastBestpractive2.apk

     文件        339  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\BuildConfig.class

     文件       3130  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\LoginActivity.class

     文件        331  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$attr.class

     文件        452  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$dimen.class

     文件        398  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$drawable.class

     文件        550  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$id.class

     文件        432  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$layout.class

     文件        379  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$menu.class

     文件        463  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$string.class

     文件        422  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R$style.class

     文件        643  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\bin\classes\com\zhh\android\R.class

     文件     624416  2014-12-29 15:10  sharedPreferencesJiZhuMiMa\bin\classes.dex

     文件     211326  2014-12-29 14:40  sharedPreferencesJiZhuMiMa\bin\dexedLibs\android-support-v4-3bbd158233353430ca7eab79a8fd41b9.jar

     文件        120  2014-12-29 15:49  sharedPreferencesJiZhuMiMa\bin\jarlist.cache

     文件       5964  2014-12-29 14:40  sharedPreferencesJiZhuMiMa\bin\res\crunch\drawable-hdpi\ic_launcher.png

     文件       3112  2014-12-29 14:40  sharedPreferencesJiZhuMiMa\bin\res\crunch\drawable-mdpi\ic_launcher.png

     文件       9355  2014-12-29 14:40  sharedPreferencesJiZhuMiMa\bin\res\crunch\drawable-xhdpi\ic_launcher.png

     文件      17889  2014-12-29 14:40  sharedPreferencesJiZhuMiMa\bin\res\crunch\drawable-xxhdpi\ic_launcher.png

     文件      41981  2014-12-29 15:08  sharedPreferencesJiZhuMiMa\bin\resources.ap_

     文件        157  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\gen\com\zhh\android\BuildConfig.java

     文件       2826  2014-12-29 15:50  sharedPreferencesJiZhuMiMa\gen\com\zhh\android\R.java

     文件      51394  2014-12-29 14:37  sharedPreferencesJiZhuMiMa\ic_launcher-web.png

     文件     556198  2014-12-29 14:37  sharedPreferencesJiZhuMiMa\libs\android-support-v4.jar

     文件        781  2014-12-29 14:37  sharedPreferencesJiZhuMiMa\proguard-project.txt

............此处省略56个文件信息