omerasif57
/ networkresdown.dart
Created
February 28, 2021 12:08
Download A Network Image In Flutter using Dio Library
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| Future<Null> _downloadNetworkImage() async { | |
| Dio dio = Dio(); | |
| try { | |
| var dir = await getTemporaryDirectory(); | |
| print(dir); | |
| Scaffold.of(context).showSnackBar( | |
| SnackBar(content: Text("Downloading image. Please wait..."))); | |
| await dio.download(url, '${dir.path}/image.jpeg', | |
| onReceiveProgress: (rec, total) { |
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| # query | |
| curl \ | |
| -X POST \ | |
| -H "x-api-key: xxx-xxxx" \ | |
| -H "Content-Type: application/json" \ | |
| -d '{ "query": "query { listUsers { name } }" }' \ | |
| https://app-id.appsync-api.us-east-1.amazonaws.com/graphql | |
| # mutation with variables | |
| curl \ |