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Questions - flutter-hive

Using Hive deleteAt() crashes my flutter project due to a NULL error

I have a list of objects called Weeks in my project and after I run the delete function to remove items from my Hive box the code runs fine. But then when I restart the app and it initializes and load...
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Ten Digit Grid

flutter

flutter-hive

Votes: 0

Answers: 2

Latest Answer

This is because of null safety. When the project first initialises, the value is first Null, which is not null-safe. To make a function return type as able to hold null then you need to mark it with a...
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Gerry

How to put data so that it does not disappear when using Hive typeadapter box

I am using a type adapter box and having trouble putting data now. For example, when I create a "Person" class with name, age, and address fields and generated an adapter, The way to put dat...
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user16330449

flutter

dart

flutter-hive

Votes: 0

Answers: 1

Latest Answer

Here is an example from the documentation that shows how to update only the person's age. var box = await Hive.openBox('myBox'); var person = Person() ..name = 'Dave' ..age = 22; box.add(person)...
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Arnas

Merging 2 Flutter Apps with Hive in one single App

I have the main application in Flutter using Hive as a database, and I would like to incorporate another single application that also has Hive as a database into this main app. I'm not experienced in ...
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gzpaitch

flutter

dart

flutter-hive

Votes: 0

Answers: 1

Latest Answer

Hive uses the concept of “boxes” for storing data in the database. A box is similar to a table on an SQL database, except that boxes lack a strict structure. This means boxes are flexible and can only...
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Manishyadav

Flutter Hive opens existing box, but is not reading values from it

I am having one of those programming moments where I think I am going mad so hopefully someone can help me. I have a Flutter app that uses Hive to store data between runs. When the app initially star...
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Twelve1110

flutter

flutter-web

flutter-hive

Votes: 0

Answers: 1

Latest Answer

I fixed this by doing a flutter clean on the project, deleting the flutter installation (deleting the install folder from the disk completely), downloading and re-installing flutter and then doing a f...
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Twelve1110

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