littleV’s gists

littleV / Brownian Motion

Last active February 20, 2020 12:18

	from math import sqrt
	from scipy.stats import norm
	import numpy as np
	from pylab import plot, show, grid, xlabel, ylabel

	def brownian(x0, n, dt, delta, out=None):
	x0 = np.asarray(x0)

	# For each element of x0, generate a sample of n numbers from a
	# normal distribution.

littleV / package.json

Created March 22, 2019 22:37

	{
	"name": "UnifiedSDK",
	"version": "0.0.0",
	"private": true,
	"scripts": {
	"build-android": "react-native bundle --platform android --dev false --entry-file js/index.js --bundle-output android/fancylib/src/main/assets/unifiedsdk.bundle --assets-dest android/fancylib/src/main/res",
	"build-ios": "react-native bundle --platform ios --dev false --entry-file js/index.js --bundle-output ios/FancyLib/FancyLib/js/unifiedsdk.bundle --assets-dest ios/FancyLib/FancyLib/assets/"

	},
	"dependencies": {

littleV / UnifiedSDK.m

Created March 22, 2019 22:36

	#import "UnifiedSDK.h"
	#import <React/RCTBridge.h>

	static RCTBridge * bridge;

	@implementation UnifiedSDK
	+ (void)setup
	{
	NSBundle *bundle = [NSBundle bundleForClass: [UnifiedSDK class]];
	NSURL *jsCodeLocation = [bundle URLForResource:@"unifiedsdk" withExtension:@"bundle"];

littleV / Podfile

Created March 22, 2019 22:35

	# Uncomment the next line to define a global platform for your project
	# platform :ios, '9.0'

	target 'FancyLibiOS' do
	# Uncomment the next line if you're using Swift or would like to use dynamic frameworks
	# use_frameworks!

	# Pods for FancyLibiOS
	pod 'React', :path => '../../node_modules/react-native', :subspecs => [
	'Core',

littleV / package.json

Created March 22, 2019 22:21

	{
	"name": "UnifiedSDK",
	"version": "0.0.0",
	"private": true,
	"scripts": {
	"build-android": "react-native bundle --platform android --dev false --entry-file js/index.js --bundle-output android/fancylib/src/main/assets/unifiedsdk.bundle --assets-dest android/fancylib/src/main/res"
	},
	"dependencies": {
	"react": "^16.6.3",
	"react-native": "^0.57.8"

littleV / package.json

Created March 22, 2019 22:21

	{
	"name": "UnifiedSDK",
	"version": "0.0.0",
	"private": true,
	"scripts": {
	"build-android": "react-native bundle --platform android --dev false --entry-file js/index.js --bundle-output android/fancylib/src/main/assets/unifiedsdk.bundle --assets-dest android/fancylib/src/main/res"
	},
	"dependencies": {
	"react": "^16.6.3",
	"react-native": "^0.57.8"

littleV / UnifiedSDK.java

Created March 22, 2019 22:11

	public class UnifiedSDK {
	private static ReactInstanceManager manager;

	public static void init(Activity activity) {
	if (manager == null) {
	manager = ReactInstanceManager.builder()
	.setApplication(activity.getApplication())
	.setCurrentActivity(activity)
	.setBundleAssetName("unifiedsdk.bundle")
	.setJSMainModulePath("index")

littleV / index.js

Created March 22, 2019 21:43

An example of how to use BatchedBridge in js code

	import BatchedBridge from "react-native/Libraries/BatchedBridge/BatchedBridge";
	import AppRegistry from 'react-native';

	export class CommonInterface {
	helloworld(message) {
	alert("Hello World\n" + message);
	}
	}

	const exposed = new CommonInterface();

littleV / package.json

Created March 22, 2019 21:40

Bare minimal package.json for React Native

littleV / App.js

Created March 22, 2019 20:46

A React Native WebView Example

	import React from "react";
	import { Button, View, Text, WebView } from "react-native";
	import { createStackNavigator, createAppContainer } from "react-navigation";

	class HomeScreen extends React.Component {
	render() {
	return (
	<View style={{ flex: 1, alignItems: 'center', justifyContent: 'center' }}>
	<Text>Home Screen</Text>
	<Button

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