vuhung3990

// sample 1
Observable.just(1, 2, 3, 4, 5)
        // filter result
        .filter(new Func1<Integer, Boolean>() {
            @Override
            public Boolean call(Integer integer) {
                return integer % 2 == 0;
            }
        })

vuhung3990

public class MainActivity extends AppCompatActivity {

    private CallbackManager fbCallbackManager;
    private LoginButton loginButton;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        /// remember after setContentView

vuhung3990

git stash save "name..."
git stash list
git stash apply stash@{0}

vuhung3990

package com.example.hungvu.testpack;

import android.content.Context;
import android.support.v4.content.AsyncTaskLoader;
import android.util.Log;

/**
 * Template Custom Asynctask Loader
 */

vuhung3990

http://www.scalefocus.com/blog/identifying-memory-leaks-in-android-applications

vuhung3990

android:windowSoftInputMode="stateVisible|adjustPan"

vuhung3990

package com.example.hungvu.testpack;

import android.content.Intent;
import android.content.IntentFilter;
import android.net.wifi.WifiInfo;
import android.os.Bundle;
import android.provider.Settings;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.Menu;

vuhung3990

/**
     * format unix time to string
     *
     * @param unixTime
     * @param pattern  FORMAT PATTERNS
     *                 -----------------------------------------------------------------
     *                 Letter	Date or Time Component	    Presentation	    Examples
     *                 -----------------------------------------------------------------
     *                 G	    Era designator	            Text	            AD
     *                 y	    Year	                    Year	            1996; 96

vuhung3990

/**
     * calculate SHA1 of string
     * @param encryptString string to encrypt
     * @return encrypted sha1 or NULL
     */
    public static String sha1Encrypt(String encryptString)
    {
        // return null (default) if calculator fail
        String sha1 = null;
        try

vuhung3990

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.hungvu.testpack">

    <uses-permission android:name="ANDROID.PERMISSION.CAMERA" />
    <uses-permission android:name="ANDROID.PERMISSION.READ_EXTERNAL_STORAGE" />
    <uses-permission android:name="ANDROID.PERMISSION.WRITE_EXTERNAL_STORAGE" />

    <uses-feature
        android:name="android.hardware.camera"