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class Monad m where return :: a -> m a (>>=) :: m a -> (a -> m b) -> m b The most important function for dealing with monads is the bind operator >>=: (>>=) :: m a -> (a -> m b) -> m b Think of m a as "an action with an a result". ...

A simple SELECT query in Linq static void Main(string[] args) { string[] cars = { "VW Golf", "Opel Astra", "Audi A4", "Ford Focus", "Seat Leon&q...

xcrun simctl install booted *.app

In this example we use Tensorflow to count to 10. Yes this is total overkill, but it is a nice example to show an absolute minimal setup needed to use Tensorflow import tensorflow as tf # create a variable, refer to it as 'state' and set it to 0 state = tf.Variable(0) # set one to a constan...

#pragma strict import UnityEngine.Advertisements; #if !UNITY_ADS // If the Ads service is not enabled public var gameId : String; // Set this value from the inspector public var enableTestMode : boolean = true; // Enable this during development #endif function InitializeAds () // Example o...

To fetch large data we can use generators in pandas and load data in chunks. import pandas as pd from sqlalchemy import create_engine from sqlalchemy.engine.url import URL # sqlalchemy engine engine = create_engine(URL( drivername="mysql" username="user", ...

import * as React from 'react'; import * as ReactDOM from 'react-dom'; import { Route, BrowserRouter as Router, Link } from 'react-router-dom'; class Home extends React.Component<any, any> { render() { return ( <div> <div>HOME</div> <d...

import * as React from 'react'; import * as ReactDOM from 'react-dom'; import { Route, BrowserRouter as Router, Link, match } from 'react-router-dom'; // define React components for multiple pages class Home extends React.Component<any, any> { render() { return ( <div&g...

This solution is more involved, leveraging custom TypeScript decorators which inject match, history and/or location data into your React.Component class, which gets you full type safety without needing any type guards, as the previous example required. // Routed.ts - defines decorators import { Ro...

PageTS Settings: ## Default Image cropping ## TCEFORM.sys_file_reference.crop.config.cropVariants { default { title = Desktop selectedRatio = NaN allowedAspectRatios { NaN { title = Free value = 0.0 } ...

Include the plugin from a CDN or locally after including jQuery. Then attach the .validate() method to the form in order to initialize the plugin. Within this method you can define your rules, custom messages, and other options. <script type="text/javascript" src="//cdnjs.cloudf...

(defrecord Logline [datetime action user id]) (def pattern #"(\d{8}-\d{2}:\d{2}:\d{2}.\d{3})\|.*\|(\w*),(\w*),(\d*)") (defn parser [line] (if-let [[_ dt a u i] (re-find pattern line)] (->Logline dt a u i))) Define a sample line : (def sample "20170426-17:20:04...

I found this to be the way to properly nest children routes inside the app.routing.ts or app.module.ts file (depending on your preference). This approach works when using either WebPack or SystemJS. The example below shows routes for home, home/counter, and home/counter/fetch-data. The first and l...

Router enables navigation from one view to another based on user interactions with the application. Following are the steps in implementing basic routing in Angular - NOTE: Ensure you have this tag: <base href='/'> as the first child under your head tag in your index.html file. This ele...

Create a service- import {EventEmitter} from 'angular2/core'; export class NavService { navchange: EventEmitter<number> = new EventEmitter(); constructor() {} emitNavChangeEvent(number) { this.navchange.emit(number); } getNavChangeEmitter() { return...

Detailed instructions on getting facebook-ads-api set up or installed.

Create session with User & Sign In to QuickBlox Chat // Initialise Chat service QBChatService chatService = QBChatService.getInstance(); final QBUser user = new QBUser("garrysantos", "garrysantospass"); QBAuth.createSession(user, new QBEntityCallback<QBSession>()...

Detailed instructions on getting internet-explorer set up or installed.

You may find yourself needing to clone a row, maybe change a few attributes but you need an efficient way to keep things DRY. Laravel provides a sort of 'hidden' method to allow you to do this functionality. Though it is completely undocumented, you need to search through the API to find it. Using ...

def quicksort(arr): if len(arr) <= 1: return arr pivot = arr[len(arr) / 2] left = [x for x in arr if x < pivot] middle = [x for x in arr if x == pivot] right = [x for x in arr if x > pivot] return quicksort(left) + middle + quicksort(right) print qu...