Question

我正在尝试制作一个实时体育得分屏幕，但要做到这一点，我需要从网上导入数据以查看得分。有没有办法对此进行编程？

请有人请创建一个名为“data”的新标签吗？

Answer 1

查看http://docs.python-requests.org/en/master/

I/flutter (21800): ══╡ EXCEPTION CAUGHT BY RENDERING LIBRARY ╞═════════════════════════════════════════════════════════
I/flutter (21800): The following assertion was thrown during performLayout():
I/flutter (21800): 'package:flutter/src/widgets/sliver.dart': Failed assertion: line 291 pos 12: 'child != null': is
I/flutter (21800): not true.
I/flutter (21800):
I/flutter (21800): Either the assertion indicates an error in the framework itself, or we should provide substantially
I/flutter (21800): more information in this error message to help you determine and fix the underlying cause.
I/flutter (21800): In either case, please report this assertion by filing a bug on GitHub:
I/flutter (21800):   https://github.com/flutter/flutter/issues/new
I/flutter (21800):
I/flutter (21800): When the exception was thrown, this was the stack:
I/flutter (21800): #2      SliverChildListDelegate.build (package:flutter/src/widgets/sliver.dart)
I/flutter (21800): #3      SliverMultiBoxAdaptorElement._build.<anonymous closure> (package:flutter/src/widgets/sliver.dart:716:67)
I/flutter (21800): #4      _HashMap.putIfAbsent

导入外部数据

1 个答案: