Instruction: Always create a new flutter Project. Once created, copy and paste any of the codes in individual file to your main.dart. Good luck.
Flutter Day 2 1.Using Theme 4.Tabbardemo 2. ListView Search 3. GeoLocation 4. Indepth FireStore CRUD 5. SliverAppBar 6. Gradient Background 7. submit data to server demo 8. Create & Read QRCode