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private Uri getResourceUri(Resources resources, int resourceID) {
        return Uri.parse("android.resource://"+resources.getResourcePackageName(resourceID)+"/"+
                resources.getResourceTypeName(resourceID) + '/'
                + resources.getResourceEntryName(resourceID) );
    }

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final MessageDigest md5 = MessageDigest.getInstance("MD5");
final byte[] digest = md5.digest(text.getBytes());
String hash = new String(digest);

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package com.com.com;

import android.util.Log;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.InputStream;

public class CMDProcessor {

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adb shell dumpsys window windows | grep -E 'mCurrentFocus|mFocusedApp|mObscuringWindow'

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import org.simpleframework.xml.Element;
import org.simpleframework.xml.ElementList;
import org.simpleframework.xml.Root;

import java.util.List;

@Root(name = "channel",strict = false)
class Feed {
    @Element(name = "channel")
    Channel channel;

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Table Of Contents

• [Data Structures] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#data-structures)
• [Linked Lists] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#linked-lists)
• [Trees] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#trees)
  • [Binary Trees] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#binary-trees)
  • [Binary Search Tree] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#binary-search-tree)
  • [Red-Black Tree] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#red-black-tree)
  • [AVL Tree] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#avl-tree)
• [Tries] (https://gist.github.com/lawloretienne/6f7d7d92f72986f5ebd60f226d9044ee#tries)

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The introduction to Reactive Programming you've been missing

(by @andrestaltz)

---

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

---

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public static byte[] hexStringToByteArray(String s) {
    int len = s.length();
    byte[] data = new byte[len / 2];
    for (int i = 0; i < len; i += 2) {
        data[i / 2] = (byte) ((Character.digit(s.charAt(i), 16) << 4)
                             + Character.digit(s.charAt(i+1), 16));
    }
    return data;
}

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    static <T> T[] joinArrays(T[] first,T[] second){
        T[] joined = (T[]) Array.newInstance(second.getClass(),first.length+second.length);
        for (int i = 0; i < first.length; i++) {
            joined[i] = first[i];
        }

        for (int i = 0; i < second.length; i++) {
            joined[i+first.length] = second[i];
        }

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  static void openStream(final Context context){
        final InputStream stream = context.getResources().openRawResource(R.raw.messages);
        String string=convertStreamToString(stream);
        try {
            stream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    static String convertStreamToString(java.io.InputStream is) {