JetXing

/**
         * 解决listview向上滑动刷新的bug
         */
        mListView.setOnScrollListener(new AbsListView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(AbsListView view, int scrollState) {

            }

            @Override

JetXing

/**
 * <p>Helper class for managing multiple running embedded activities in the same
 * process. This class is not normally used directly, but rather created for
 * you as part of the {@link android.app.ActivityGroup} implementation.
 *
 * @see ActivityGroup
 *
 * @deprecated Use the new {@link Fragment} and {@link FragmentManager} APIs
 * instead; these are also
 * available on older platforms through the Android compatibility package.

JetXing

public String reverseString(String data){
        return new StringBuffer(data).reverse().toString();
}

JetXing

public boolean eMailValidations(String emailstring){
        Pattern emailPattern = Pattern.compile(".+@.+\\.[a-z]+");
        Matcher emailMatcher = emailPattern.matcher(emailstring);
        return emailMatcher.matches();
}


//call method
eMailValidations("jet@jet.com");

JetXing

package com.example;

import java.util.ArrayList;
import java.util.List;

public class MyClass {

    public static void main(String[] args){

        UserBuild mUserBuild = new UserBuild("INTEGER");

JetXing

    private Toolbar toolbar;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(getLayoutResource());
        toolbar = (Toolbar) findViewById(R.id.toolbar);
        if (toolbar != null) {
            setSupportActionBar(toolbar);