How to replace only one character in a string in Dart?

Posted by Jennifer | Updated on | Dart


If you want to replace only one character in a string in Dart? You can use replaceFirst(). Here is a quick example:

Is there a Goto function in Dart?

Posted by Jennifer | Updated on | Dart


Is there a Goto function in Dart? Yes, Dart supports labels. With continue and break you can jump to labels. Below is a quick example of it:

Import extension method from another file in Dart

Posted by Jennifer | Updated on | Dart


Import extension method from another file in Dart. This is working as intended. An extension with no name is implicitly given a fresh name, but it is private. So if you want to use an …

How to generate oauth signature in dart?

Posted by Editorial Staff | Updated on | Dart


Want to generate oauth signature in dart? Use the following example code to generate oauth signature in dart.

How to decode a token in dart?

Posted by Ramesh Singh | Updated on | Dart


If you want to decode a token in dart? If you is interested in get the public part of token basically you have to split the token by ‘.’ and decode the second part with …

How to make a network request and return a json object in Dart

Posted by Andre Scott | Updated on | Dart


Want to make a network request and return a json object in Dart? To get the dynamic from inside the Future you do one of the following:

Is there a way to have an argument with two types in Dart?

Posted by Jennifer | Updated on | Dart


Is there a way to have an argument with two types in Dart? Since you are expecting one of multiple types, what about having dynamic and then in the push method of NavTo, you could …

How to compare two TimeOfDay times in flutter?

Posted by Rohit Kumar | Updated on | Dart Flutter


Want to compare two TimeOfDay times in flutter/Dart? Thanks from @Lucas idea, you can calculate hour and minute by using the below code:

How to push objects into array in Dart?

Posted by Ramesh Singh | Updated on | Dart


Want to push objects into array in Dart? When you do this json.decode(response.body) you are getting a List of Map you should use List movieListData and get the items like this:

Passing class static factory as method parameter in Dart

Posted by Jessica Taylor | Updated on | Dart


Passing class static factory as method parameter in Dart. Dart currently does not allow using constructors as tear-offs. I recommend using a static method instead. Alternatively you could just create an explicit closure:

How to start Dart project in Android Studio?

Posted by Rohit Kumar | Updated on | Dart


How to start Dart project in Android Studio? Consider installing IntelliJ IDEA Community Edition, which should feel familiar if you use Android Studio. Install the Dart language plugin and you’ll get the File / New …

How to transmit an error through async* in Dart?

Posted by Editorial Staff | Updated on | Dart


Want to transmit an error through async* in Dart? You can use the following example code to transmit an error through async* in Dart.

How to access the Widget from within its own callback onPressed in Dart

Posted by Jennifer | Updated on | Dart


If you want to access the Widget from within its own callback onPressed in Dart/fluter. You could make some of the properties a variable. Then you can call setState() in your onPressed() to change the …

IconButton throws an exception

Posted by Andre Scott | Updated on | Dart


IconButton throws an exception. IconButton is a Material Widget, so you need to use it inside a Material parent, for example something like this:

How to get the document id after adding document in Cloud Firestore in Dart

Posted by Jessica Taylor | Updated on | Dart


If you want to get the document id after adding document in Cloud Firestore in Dart. You can try the following: Since add() method creates new document and autogenerates id, you don’t have to explicitly …