Level 1 : Android Tutorial for Beginner developers
Level 2 : Android Tutorial for Advance developers
Level 3 : Layout and Library Files
Level 4 : Extra

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SIMPLIFIED TUTORIAL WITH EXAMPLES.
-SYNTAX HIGHLIGHTING WITH PERFECT INDENTING OF SOURCE CODES.
Android Views, Layouts & Resources
• Android Fragments
• Android UI Widgets
• Android Containers
• Android Menu
• Android Data Storage
• Android JSON Parsing