dart

What is the equivalent to Dart's ! operator in python (for typing)

What is the equivalent to Dart's ! operator in python (for typing) Question: I’m building a website with a Flutter/Dart front-end and a python backend. I absolutely love Dart’s rigorous static checking (saves me ridiculous amounts of time debugging), so I’ve started using type checking in python as well. In Dart / Flutter, I can …

Total answers: 1

convert python to dart

convert python to dart Question: I want to know how I can write the following python code in dart. encrypt = str.maketrans({‘a’: ‘1’, ‘b’: ‘2’, ‘c’: ‘3’, ‘d’: ‘4’, ‘e’: ‘5’, ‘f’: ‘6’, ‘g’: ‘7’, ‘h’: ‘8’, ‘i’: ‘9’, ‘j’: ‘A’, ‘k’: ‘B’, ‘l’: ‘C’, ‘m’: ‘D’, ‘n’: ‘E’, ‘o’: ‘F’, ‘p’: ‘F’, ‘q’: ‘H’, …

Total answers: 2

Firebase Cloud Messaging not working for programmatically sent messages using Python

Firebase Cloud Messaging not working for programmatically sent messages using Python Question: If I go into my firebase console and setup a campaign my end devices receive the notification just fine, but for messages to specific devices using the device’s registration token, sent from django/python, I get no notification on my mobile devices. Not sure …

Total answers: 1

How do i implement this python tree linked list code in dart?

How do i implement this python tree linked list code in dart? Question: Here is the python code def tree(root_label, branches=[]): for branch in branches: assert is_tree(branch), ‘branches must be trees’ return [root_label] + list(branches) def label(tree): return tree[0] def branches(tree): return tree[1:] def is_tree(tree): if type(tree) != list or len(tree) < 1: return False …

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Python app on heroku dosn't open the Stripe Payment page

Python app on heroku dosn't open the Stripe Payment page Question: I am trying to integrate Stripe payments in a flutter web app. To do this I’ve written a python script that I’m hosting on heroku: import json import os import stripe from flask import Flask, render_template, jsonify, request from flask_cors import CORS # This …

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convert strings's byte array to big integer and perform functions in any language

convert strings's byte array to big integer and perform functions in any language Question: I want to convert String’s byte array to BigInteger and vis-versa. I’m able to do this for some language specifically. For example:- in java: new BigInteger("ab".getBytes()) and in dart: _convertBytesToBigInt(Uint8List.fromList(Utf8Encoder().convert(‘ab’))) where _convertBytesToBigInt() method is from dartlang sdk’s github issue discussion (here …

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How to import python package in flutter using Starflut?

How to import python package in flutter using Starflut? Question: I’m building an app with Flutter and I need to use some Python code. For that I use the Starflut plugin (https://pub.dev/packages/starflut). I succeed to run the Python code, no issue here, but I want to import extra package. To do so, I created a …

Total answers: 3