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(def xf (filter keyword?)) Apply to a collection, returning a sequence: (sequence xf [:a 1 2 :b :c]) ;; => (:a :b :c) Apply to a collection, reducing the resulting collection with another function: (transduce xf str [:a 1 2 :b :c]) ;; => ":a:b:c" Apply to a collection, and...

In this example I will show you how to make a basic lexer which will create the tokens for a integer variable declaration in python. What does the lexical analyser do? The purpose of a lexer (lexical analyser) is to scan the source code and break up each word into a list item. Once done it tak...

Data annotations are a way of adding more contextual information to classes or members of a class. There are three main categories of annotations: Validation Attributes: add validation criteria to data Display Attributes: specify how the data should be displayed to the user Modelling Attributes...

<!-- : Comment This works with both batch script and WSF. The closing tag(-->), only works in WSF. CodeSucessful in both batch and WSF?<!--: CommentTrue<!--: Comment -->False - The closing tag only works for WSF-->False

Once you have node.js installed on your system, you can just follow the procedure below to get a basic web server running with support for both HTTP and HTTPS! Step 1 : Build a Certificate Authority create the folder where you want to store your key & certificate : mkdir conf ...

The AssetManager is a class that helps you manage your assets. First off, you need to create an instance: AssetManager am = new AssetManager(); After this is initialized, and before you render anything, you want to get the resources: am.load("badlogic.jpg", Texture.class);//Texture.c...

Let's create a map and a closure to print hello def exMap = [:] def exClosure = { println "Hello" } Assign closure to a property in map exMap.closureProp = exClosure Calling closure exMap.closureProp.call() Output Hello Another Example - Lets create a class with ba...

<div ng-app="MainApp" ng-controller="SampleController"> <input ng-model="dishName" id="search" class="form-control" placeholder="Filter text"> <ul> <li dir-paginate="dish in dishes | filter : di...

There is a bug/fix for boost 1.64, the bug only affects Windows, apparently. reference: https://github.com/klemens-morgenstern/boost-process/issues/90 and https://github.com/klemens-morgenstern/boost-process/commit/74814e46c1614850a8e447fd689c21cf82f36ceb in file boost\process\detail\windows\a...

To start a new project in Visual Studio 2010: Click File Menu Select Project Next, we have project types and available languages listed : Select Languages available from left most panel [Below we have languages like Visual C#, VB, F# etc] Once we select languages from installed template...

These locators should be used as a priority when possible, because they are more persistent to changes in an application then locators based on css or xpath, which can easily break. Binding locator Syntax by.binding('bind value') Example View <span>{{user.password}}</span> <s...

In this example, we will be using @angular/cli (latest) and the latest version of @angular/material. You should at least know the basics of Angular 2/4 before continuing the steps below. Install angular material module from npm: npm install @angular/material --save 2.0.0-beta.3 This on...

summary {% extends %}: this declares the template given as an argument as the current template's parent. Usage: {% extends 'parent_template.html' %}. {% block %}{% endblock %}: This is used to define sections in your templates, so that if another template extends this one, it'll be able to...

Open Visual Studio and select File Menu -> Open -> Project Next, select Solution File from project folder Project files will be shown in Solution Explorer.

To load a class we first need to define it. The class is defined by the ClassLoader. There's just one problem, Oracle didn't write the ClassLoader's code with this feature available. To define the class we will need to access a method named defineClass() which is a private method of the ClassLoader....

This example will be how to install from master and will be using @angular/cli as well. Make a new project with @angular/cli: ng new my-master-app If you haven't installed @angular/cli, use this command: npm install -g @angular/cli Install from master: npm install --save @angular/a...

shared.service.ts: import { Injectable } from '@angular/core'; import { Headers, Http } from '@angular/http'; import 'rxjs/add/operator/toPromise'; import { Observable } from 'rxjs/Observable'; import { Observable } from 'rxjs/Rx'; import {Subject} from 'rxjs/Subject'; @Injectable(...

Theme: A theme is required for material components to work properly within the application. Angular Material 2 provides four prebuilt themes: deeppurple-amber indigo-pink pink-bluegrey purple-green If you are using Angular CLI, you can import one of the prebuilt themes in style.css. @i...

If you have your data with each month of data arranged in rows like so: start by creating quarterly sums in the adjacent columns, D & E in our example. Start with the third row in the new column or the first quarter you want to create, in this example we'll use March 31st (2000-03-31). Use t...