Android Development Course

I'm taking an onsite course on Android App Development at Dhaka, Bangladesh (see here for details course outlines: https://goo.gl/SP6yzk). I'll add all source codes of my training program is this repository. You'll find here step by step source code and topics of Android App Development training.

Class: 1

• ConstraintLayout
• TextView
• Button
• Click listener Java method
• Toast
• Intent (start another activity)

Class: 2

• ConstraintLayout
• TextView
• EditText
• Button
• Click listener Java method
• Click listener XML attribute
• Toast
• Intent (start another activity)
• Pass values from one activity to another activity
• Reusable XML layout (using include tag)
• Using third party library (See Bengali blog post)

Class: 3

• ImageView with Android Piccasso Library
• SharedPreference
• WebView
• Send an E-mail using Intent
• Discussing about Singleton Design Pattern
• Discussing about Android compile and build system. Keyword: Dalvik

Class: 4

• ButterKnife Library to reduce boilerplate code
• Phone call
• Run time permission for phone call
• Send a POST request to a PHP server and receive a response (See Bengali Blog post)
• Update UI from another class using interface

Class: 5

• For signing in, send a POST request to server with user name and password
• If sign in is success, finish the login Activity and start another Activity to show user's IP address
• Send a GET request to this site. That site will send a response body of JSON with user's IP address. Set the IP address to a TextView
• Use of mention string resources in string.xml file instead of hardcoded text
• Use of @OnClick annotation of ButterKnife library to listen any button/view click event
• Check these awesome blog posts on Retrofit

Class: 6

• ListView - show a static string list from <string-array> of string.xml
• ListView - item click event listen
• ListView - item long click event listen
• RecyclerView - show a movie list with image (using Picasso Library). Data will come from server using Retrofit
• POJO to JSON covert using Gson Library and print in Log
• Check this Bengali Blog post for RecyclerView and CardView

Class: 7

• RecyclerView - show a movie list with image (using Picasso Library). Data will come from server using Retrofit
• RecyclerView - item click event listen (listen every component click event of the RecyclerView item)
• RecyclerView will be refreshable using SwipeRefreshLayout
• Check network state (is internet available) using ConnectivityManager and NetworkInfo classes before any network call
• Show ProgressDialog when first time call to network for movie list
• Pass Movie Object from MovieListActivity to MovieDetailsActivity using Intent and show the Movie data in MovieDetailsActivity
• Enable back button on ActionBar of MovieDetailsActivity
• Enable Click Again to Exit feature in MovieListActivity when device's back button pressed

Class: 8

• Activity Lifecycle
• Use of dimen value for widget's height-width or padding-margin instead of hardcoded dp value
• Use different xml layout for responsive UI
• AlertDialog to show a pop up dialog

Resources:

• Android Activity Lifecycle - Android official documentation
• Activity Lifecycle - Tutorials Point
• Dimension
• Managing Screen Sizes
• Different values folder for different screens
• Supporting Different Screen Sizes - Android official documentation

Class: 9

• Capture image using default camera App of device
• Web scraping using JSOUP library
• ProgressBar

Resources:

• Bengali Blog Post on JSOUP Library
• Android working with Camera - AndroidHive
• Android Uploading Camera Image, Video to Server with Progress Bar - AndroidHive

Class: 10

• Implement an Abstraction Layer for Retrofit Network call
• Android debugging
• Refactor/rename (class, variable, method etc.)
• Rename Android unique package name
• Change Launcher Icon of Android App
• Some Android Studio keyboard shortcuts

Resources:

• Bengali Blog Post on Abstraction in network layer using Retrofit
• Debug your App - Android Official Documentation
• Refactor/rename file in Android Studio
• Refactor your code in Android Studio - OneTouchCode
• Rename package in Android Studio
• Change Launcher icon
• Android Studio Keyboard Shortcuts - Android Official Documentation

Class: 11

• SQLite Database
  • Create Database
  • Create Table
  • Write a record (row) into table
  • Read all records from table
  • Count the number of row in table
• Git
  • Branching
  • gitignore

Resources:

• Android SQLite Database - TutorialsPoint
• Local Databases with SQLiteOpenHelper - CodePath
• Android SQLite Database Tutorial - AndroidHive
• Git branching and Merging
• gitignore in Android Studio

Class: 12

• SQLite Database implementation with abstraction layer
  • Create Database
  • Create Table
  • Write a record (row) into table
  • Read all records from table
  • Count the number of row in table
  • Search a student by his registration number

No concrete implementation for database query. I implement here an abstraction layer for query. Activity class just call a method of an interface and implement a callback for query result.

Class: 13

• Fragment
• SQLite Database implementation with abstraction layer
  • Create Database
  • Create Table
  • Write a record (row) into table
  • Read all records from student table and show in a RecyclerView
  • Count the number of row in table
  • Search a student by his registration number
  • Delete a student by his registration number

Class: 14

• SQLite Database implementation with abstraction layer
  • Create Database
  • Create two tables and make relationship using Foreign Key
  • ON CASCADE DELETE implementation
  • Insert operation
  • Read operation
  • Update operation
  • Delete operation
  • Count table row
• DialogFragment implementation

Class: 15

• In App Notification
• ProGuard to prevent reverse engineering of APK

Resources:

• Bengali Blog post on ProGuard

Class: 16

• Show Google Map using SupportMapFragment
• Show user's current location on Map

Class: 17

• Service - to do any task in background
• Get user's current location (Latitude and Longitude) from GPS using SmartLocation library

Class: 18

• Firebase Analytics
• Firebase Crashlytics
• EventBus Library

Class: 19

• Audio Player
• Service