英文: Firestore query with where and orderBy returning null when using in Streams in Flutter App 问题 I ...
64评论firebase
flutter
FutureBuilder in DART : "The method 'data' can't be unconditionally invoked because the receiver can be 'null'. Try making the call…"
How can I get all the documents from that firestore collection that have at least one object with a doctorId value equal to 1 in a collection x
英文: How can I get all the documents from that firestore collection that have at least one object wit...
74评论javascript
reactjs
Why the snapshot.data.documents can't be accessed while getting messages from Cloud Firestore through StreamBuilder?
限制 Firebase 更新到自定义字段
英文: Firebase limit update to a custom field 问题 以下是翻译好的内容： 在Firebase中，这是我的Firestore： 我正在使用此函数来更新“喜欢”：...
122评论firebase
google-cloud-firestore
@Exclude属性包装器用于Swift中的Firebase编码器/解码器
Firebase快照在React TypeScript上不起作用。
英文: Fireabase snapShot is not working on react typescript 问题 以下是您要翻译的内容： 我最近在学习React和Firebase。我遇到了这个...
136评论javascript
typescript
Flutter获取子集合
英文: flutter fetching sub-collections 问题 我想获取子集合的名称、长度和它们的文档。 思路如下：我想创建一个ListViewBuilder，其itemcount是子...
71评论flutter
google-cloud-firestore
从Firebase获取数据在initState中不起作用，Flutter。
Firestore插入、更新和删除操作的错误处理
英文: firestore error handling for insert, update, delete 问题 获取数据时的错误处理： 对于单个文档： const user = await fi...
67评论firebase
google-cloud-firestore
47