haozi5205

public class pHash {
  
  /**
   * pHash算法流程
   * 1.缩小图片，最佳大小为32*32
   * 2.转化成灰度图
   * 3.转化为DCT图
   * 4.取dct图左上角8*8的范围
   * 5.计算所有点的平均值
   * 6.8*8的范围刚好64个点，计算出64位的图片指纹，如果小于平均值记为0，反之记为1，指纹顺序可以随机，但是每张图片的指纹的顺序应该保持一致

lopspower

Hexadecimal color code for transparency

How to set transparency with hex value ?

For example, you want to set 40% alpha transparence to #000000 (black color), you need to add 66 like this #66000000.

Download This sample on Google Play Store

ityancs

/*
 * Author: Felipe Herranz (felhr85@gmail.com)
 * Contributors:Francesco Verheye (verheye.francesco@gmail.com)
 * 		Israel Dominguez (dominguez.israel@gmail.com)
 */	
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;

import android.os.Handler;

ssinss

import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;

public abstract class EndlessRecyclerOnScrollListener extends RecyclerView.OnScrollListener {
    public static String TAG = EndlessRecyclerOnScrollListener.class.getSimpleName();

    private int previousTotal = 0; // The total number of items in the dataset after the last load
    private boolean loading = true; // True if we are still waiting for the last set of data to load.
    private int visibleThreshold = 5; // The minimum amount of items to have below your current scroll position before loading more.
    int firstVisibleItem, visibleItemCount, totalItemCount;

darnmason

/*
 * Copyright (C) 2014 darnmason
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software

chrisbanes

/*
 * Copyright 2014 Chris Banes
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software