Hesam Hesamedin

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Android Engineer for more than a decade. Flutter/Dart Developer for about four years.

Hesamedin / .bash_profile

Last active August 4, 2017 20:52

Colorful Commandline for Git

	# ~/.bashrc: executed by bash(1) for non-login shells.
	# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
	# for examples

	# If not running interactively, don't do anything
	case $- in
	i) ;;
	*) return;;
	esac

Hesamedin / android.md

Last active August 29, 2015 14:25 — forked from geekygecko/android.md

Android Cheat Sheet

Developer tips

Record a video of your app

Developer options -> Check show touches
adb shell screenrecord /sdcard/video.mp4
adb pull /sdcard/video.mp4

Hesamedin / Comment.java

Last active March 23, 2016 00:02

Factory Design pattern for Storing Object in DB

	public class Comment {
	long commentId;
	String message;

	// Other setter/getter methodes
	...
	}

Hesamedin / App.js

Created August 9, 2017 18:34

React-native project setup

	import React, { Component } from 'react';
	import { Text, View } from "react-native";
	import { Provider } from 'react-redux';
	import { createStore } from 'redux';
	import reducer from './reducers/'

	class App extends Component {
	render() {
	return (
	<Provider store={createStore(reducer)}>

Hesamedin / hmac_generator.kt

Last active April 1, 2019 16:32

HMAC Generator based on path(URL), expiry time and reuse times

	package hmac

	import org.apache.commons.codec.binary.Base64
	import java.net.URLEncoder
	import java.time.LocalDateTime
	import java.time.OffsetDateTime
	import javax.crypto.Mac
	import javax.crypto.spec.SecretKeySpec
	import java.util.HashMap

Hesamedin / build.gradle

Last active November 10, 2019 13:15

KTLint integration

	apply plugin: 'com.android.application'
	apply plugin: 'kotlin-android'
	apply plugin: 'kotlin-android-extensions'
	apply plugin: 'kotlin-kapt'
	apply plugin: 'io.fabric'

	apply from: '../gradle/afsTasks.gradle' <========

	android {
	compileSdkVersion 28

Hesamedin / CustomScrollViewExample.dart

Last active February 16, 2021 19:15

Please refer to my article to know what this code does. https://hesam-kamalan.medium.com/how-to-prevent-the-keyboard-pushes-a-widget-up-on-flutter-873569449927

	Scaffold(
	appBar: AppBar(...),
	body: WillPopScope(
	onWillPop: onBackClick,
	child: CustomScrollView(
	slivers: <Widget>[
	SliverToBoxAdapter(
	child: Column(
	crossAxisAlignment: CrossAxisAlignment.start,
	children: <Widget>[

Hesamedin / Flutter batch commit sample

Created January 7, 2022 22:15

	Future<void> storePushNotificationToken(String userId, String token) async {
	final batch = _firestore.batch();

	final pushTokenRef = _firestore.collection(FirestoreCollection.pushToken.path).doc(userId);
	batch.set(
	pushTokenRef,
	{'userId': userId, 'token': token},
	SetOptions(merge: true),
	);

Hesamedin / file_downloader.dart

Last active March 16, 2022 21:36

This code belongs to this article: https://hesam-kamalan.medium.com/flutter-web-download-file-from-firebase-6a5c35ef7613

	import 'dart:convert';
	import 'dart:html';

	Future<void> downloadFile(String fileName, String pathToFile) async {
	if (pathToFile.isEmpty) return;
	if (!kIsWeb) return;

	Uint8List? data = await FirebaseStorage.instance.ref(pathToFile).getData();
	if (data == null) return;
	String encodedData = base64Encode(data);

Hesamedin / cors.json

Last active March 16, 2022 21:36

This code belongs to this article: https://hesam-kamalan.medium.com/flutter-web-download-file-from-firebase-6a5c35ef7613