Issue class CustomStack<T> { final _list = <T>[]; void push(T value) => _list.add(value); T pop() => _list.removeLast(); T get top => _list.last; bool get isEmpty => _list.isEmpty; bool get isNotEmpty => _list.isNotEmpty; int get length => _list.length; @override String toString()
Continue readingTag: indexing
Get the second element in the array that fulfills some condition
Issue Working on Android/Kotlin app, I’m having trouble finding indices of second and third element in the array that fulfills some condition. Since I know there are 4 elements in the array that would return true, i can use indexOfFirst()
Continue readingRangeError (index): Invalid value: Valid value range is empty: 0 while click on article
Issue I am having this kind of issue when I click on article while the search bar loads articles on a News Flutter app that fetch articles from WordPress API. I share screen and code to understand my case. HomePage
Continue readingFlutter RangeError In Widget Array?
Issue I’m getting an error when I try to add widgets to a list in Dart. Does anyone know what this could mean? I’ve looked through the data, and through all of my code. Rewrote everything once or twice. I’m
Continue readingPass Index from Carousel Widget to Another Widget Flutter
Issue I am new to Flutter and stumped on how to do this. I have a screen that has a Carousel Slider widget on it that I am holding in a separate file/widget to keep the code as clean as
Continue readingHow to get the index of an item inside a list on flutter
Issue Im trying to get the index of and item inside a list which is inside a Column() in flutter, how do I do that? I’ve tried making a var called index and set it to 0 and have it
Continue readingI need multiple indexes of a list displayed in a text area
Issue I am trying to fill a list of products and other correlating items but am struggling to figure out how to get them to print out each product to its own area. I can get individual items to print
Continue readingpassing index Parameters for Flann matcher using opencv on android
Issue I’m trying to customize the Flann matcher in opencv by editing the index parameters, but I’m using java for android, and I don’t know how exactly it works. I found this answer but I don’t know how to apply
Continue readingpassing index Parameters for Flann matcher using opencv on android
Issue I’m trying to customize the Flann matcher in opencv by editing the index parameters, but I’m using java for android, and I don’t know how exactly it works. I found this answer but I don’t know how to apply
Continue readingCarousel image on different page with onPressed index
Issue I am kinda new to flutter. I need help on Carousel images. I have carousel images using carousel_pro package. And i can open image on new page when pressed using GestureDetector. But i would like to open same carousel
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