[Flutter] 겪는 오류 & 해결 방법 요약 ②

저번

다음번

참고 문헌

[ListView 중첩 오류]

◆잘못된 내용

The following assertion was thrown during performResize():
Vertical viewport was given unbounded height.

◆해결책

ListView(
  shrinkWrap: true,   //追加
  physics: NeverScrollableScrollPhysics(),  //追加
  children: _sample,
)

[시야 포트(표시 영역)의 좁은 오류]

◆잘못된 내용

A RenderFlex overflowed by 92 pixels on the bottom.

◆해결책

Widget build(BuildContext context) {
    return SingleChildScrollView(   //追加
      child: Column(
        ),
    );
}

[Firebase.initialize App()가 완성되면 runApp의 방법]

◆해결책

void main() async {
  WidgetsFlutterBinding.ensureInitialized();   //追加
  await Firebase.initializeApp();
  runApp(MyApp());
}

[파이어스토어를 통해 orderBy를 진행하는 방법!]

◆해결책

void getList() {
    Firestore.instance
        .collection("sample")
        .where("active", isEqualTo: "running")
        .orderBy("createdAt", descending: true)  //orderBy
        .snapshots()