Tutorial by Examples: ti

A recursive function is a function that calls itself in its definition. For example the mathematical function, factorial, defined by factorial(n) = n*(n-1)*(n-2)*...*3*2*1. can be programmed as def factorial(n): #n here should be an integer if n == 0: return 1 else: ...

The static modifier is used to declare a static member, which does not need to be instantiated in order to be accessed, but instead is accessed simply through its name, i.e. DateTime.Now. static can be used with classes, fields, methods, properties, operators, events, and constructors. While an in...

In the HTTP server code (e.g. server.js): const EventEmitter = require('events') const serverEvents = new EventEmitter() // Set up an HTTP server const http = require('http') const httpServer = http.createServer((request, response) => { // Handler the request... // Then emit an event...

FlashDevelop is a multi-platform open source IDE created in 2005 for Flash developers. With no cost, it's a very popular way to get started developing with AS3. To Install FlashDevelop: Download The Installation File and run the installer Once installation is complete, run FlashDevelop. On the ...

from http://flex.apache.org/doc-getstarted.html Download the SDK installer Run the SDK installer. The first question you will be asked is the installation directory. on a Mac, use /Applications/Adobe Flash Builder 4.7/sdks/4.14.0/ on a PC, use C:\Program Files(x86)\Adobe Flash Builder ...

Selenium is a set of tools designed to automate browsers. It is commonly used for web application tests across multiple platforms. There are a few tools available under the Selenium umbrella, such as Selenium WebDriver(ex-Selenium RC), Selenium IDE and Selenium Grid. WebDriver is a remote control i...

AEM can be installed as a standalone executable JAR file or through web application servers, such as JBoss and WebSphere, as a WAR file. Prerequisites AEM 6.2 needs at minimum the following in order to run Java Runtime Environment (JRE) 1.8x (64bit) 5GB of free disk space for installation 2GB...

/* This is a CSS comment */ div { color: red; }

Detailed instructions on getting braintree set up or installed.

In AS3, display assets are not visible until they are added to the Display List. The AIR/Flash runtime has a hierarchical display structure (parent child relationship where children can have their own children), with the stage being the top level parent. To add something to the display list, you u...

The s interpolator allows the usage of variables within a string. val name = "Brian" println(s"Hello $name") prints "Hello Brian" to the console when ran.

Swift let frame = CGRect(x: 0, y: 0, width: 100, height: 100) let textField = UITextField(frame: frame) Objective-C CGRect *frame = CGRectMake(0, 0, 100, 100); UITextField *textField = [[UITextField alloc] initWithFrame:frame]; Interface Builder You can also add a UITextField to a storybo...

Swift textField.autocapitalizationType = .None Objective-C textField.autocapitalizationType = UITextAutocapitalizationTypeNone; All options: .None \ UITextAutocapitalizationTypeNone : Don't autocapitalize anything .Words \ UITextAutocapitalizationTypeWords : Autocapitalize every word .S...

String concatenation can be performed using the + operator. For example: String s1 = "a"; String s2 = "b"; String s3 = "c"; String s = s1 + s2 + s3; // abc Normally a compiler implementation will perform the above concatenation using methods involving a StringBui...

0.18.0 Prior to 0.18.0 you can create ranges like this: > range = [1..5] [1,2,3,4,5] : List number > > negative = [-5..3] [-5,-4,-3,-2,-1,0,1,2,3] : List number 0.18.0 In 0.18.0 The [1..5] syntax has been removed. > range = List.range 1 5 [1,2,3,4,5] : List number > &g...

> listOfNumbers = [1,4,99] [1,4,99] : List number > > listOfStrings = ["Hello","World"] ["Hello","World"] : List String > > emptyList = [] -- can be anything, we don't know yet [] : List a > Under the hood, List (linked list) is ...

> ourList = [1,2,3,4,5] [1,2,3,4,5] : List number > > firstElement = List.head ourList Just 1 : Maybe Int > > allButFirst = List.tail ourList Just [2,3,4,5] : Maybe (List Int) This wrapping into Maybe type happens because of the following scenario: What should List.head ret...

def multiply(factor: Int)(numberToBeMultiplied: Int): Int = factor * numberToBeMultiplied val multiplyBy3 = multiply(3)_ // resulting function signature Int => Int val multiplyBy10 = multiply(10)_ // resulting function signature Int => Int val sixFromCurriedCall = multiplyBy3(2) //6...

def numberOrCharacterSwitch(toggleNumber: Boolean)(number: Int)(character: Char): String = if (toggleNumber) number.toString else character.toString // need to explicitly specify the type of the parameter to be curried // resulting function signature Boolean => String val switchBetween3A...

def minus(left: Int, right: Int) = left - right val numberMinus5 = minus(_: Int, 5) val fiveMinusNumber = minus(5, _: Int) numberMinus5(7) // 2 fiveMinusNumber(7) // -2