How can I cast List<TenancyEntity> to List<Tenancy> ? I use below code but get exception var a = await _tenancyLocalDataSource.getTenancyList(); var b = a!.cast<Tenancy>(); debugPrint(b.toString()); Below are the both classes TenancyEntity import 'package:hive/hive.dart'; import '../../../domain/model/tenancy.dart'; part 'tenancy_entity.g.dart'; @HiveType(typeId: 1) class…
I've made a class that allows to split long double to an integer value and a binary exponent (for some precise calculations). My problem is pretty hard to reproduce because the class usually works great but on one specific machine…
I am in the middle of writing a library to dynamically serialise/deserialise any object in Dart/Flutter (Similar in idea to Pydantic for Python). However, I am finding it impossible to implement the last component, dynamic type casting. This is required…
import 'package:flutter/material.dart'; import 'package:get/get.dart'; //import 'package:get/get_core/src/get_main.dart'; import 'package:intl/intl.dart'; import 'package:menstrual_period_tracker/input2.dart'; import 'package:nepali_date_picker/nepali_date_picker.dart'; class Picker extends StatefulWidget { const Picker({super.key}); @override State<Picker> createState() => _PickerState(); } class _PickerState extends State<Picker> { NepaliDateTime _dateTime = NepaliDateTime.now(); void _showdatepicker() async { await showDatePicker(…
Casting null as a String is allowed in my local flutter environment during debugging. However, when deployed to production, the same typecast is treated as a crashing exception. The code can be translated to the following: final dynamic test =…
I am caching a big chunk of data from API, I get it as a dynamic list which contains Map<String, dynamic>. I can either save the dynamic list itself which I get in response or else I can save the…
I have the solution for the problem but I am posting this question in community in search of a Lightweight or say efficient way to do this if possible. Thus a better approach/advise is appreciated. I have a dictionary /…
This is an extension of Typescript: passing interface as parameter for a function that expects a JSON type (asking about passing interfaces to JSON typed functions), which in turn is an extension of Typescript: interface that extends a JSON type…
The following code causes CS0266 in Visual Studio: double x = 1.23; int y = x; But the following code compiles in Visual Studio, and causes an implicit cast double to int: double x = 0; ReadOnlyCollection<double> y = new…
I am trying to get data from a jsonb column and need to cast an attribute from the payload to timestamp. But the query aborts when the value is null or invalid. This is my select statement. Select (jsonb_path_query(AnchorNode, '$.TestDate')#>>…