Collection of Android source code for my blog A Computer Engineer.

Current source code:

• Populate and manipulate AutoCompleteTextView in Android(view article)
• Open chat page in Whatsapp for given number in Android(view article)
• Display image grid in RecyclerView in Kotlin Android(view article)
• Room SQLite demo with CRUD operations in Android(view article)
• Create PDF file and save it to sdcard in Android(view article)
• Draw line using finger on Canvas in Android(view article)
• Display List in AlertDialog in Android(Simple List, Radio Button List, Check Box List)(view article)
• Display image grid in RecyclerView in Android(view article)
• Pick image from gallery before and after KITKAT version in Android (update: works with external sdcard and Google Drive)(view article)
• How to display Canvas on ImageView and save Canvas as Bitmap and store in sdcard in Android(view article)
• Draw circle shape in ImageView in Android(view article)
• Limit number range in EditText using InputFilter in Android(view article)
• Resize image during decode from File to Bitmap in Android(to prevent OutOfMemory error)(view article)
• Various material designs for Button in Android(view article)
• Share Image to (only)WhatsApp in Android(view article)
• CRUD functions in SQLite in Android(view article)