Tutorial by Examples: et

Detailed instructions on getting android-activity set up or installed.
The URLRequestMethod class contains constants for the various request types you can make. These constants are to be allocated to URLRequest's method property: var request:URLRequest = new URLRequest('http://someservice.com'); request.method = URLRequestMethod.POST; Note that only GET and POST...
If you need to roll for a true or false in an "x% chance" situation, use: function roll(chance:Number):Boolean { return Math.random() >= chance; } Used like: var success:Boolean = roll(0.5); // True 50% of the time. var again:Boolean = roll(0.25); // True 25% of the time. ...
2.2 func removeCharactersNotInSetFromText(text: String, set: Set<Character>) -> String { return String(text.characters.filter { set.contains( $0) }) } let text = "Swift 3.0 Come Out" var chars = Set([Character]("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLKMNOPQRSTUVWXYZ&...
The first step in optimizing for speed is finding the slowest sections of code. The Timer VBA function returns the number of seconds elapsed since midnight with a precision of 1/256th of a second (3.90625 milliseconds) on Windows based PCs. The VBA functions Now and Time are only accurate to a secon...
function isEven(n:Number):Boolean { return ((n & 1) == 0); } Examples: isEven(1); // false isEven(2); // true isEven(1.1); // false isEven(1.2); // false isEven(2.1); // true isEven(2.2); // true
function isOdd(n:Number):Boolean { return ((n & 1) == 1); } Examples: isOdd(1); // true isOdd(2); // false isOdd(1.1); // true isOdd(1.2); // true isOdd(2.1); // false isOdd(2.2); // false
var alphabet:Vector.<String> = new <String>[ "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", &q...
The static method Date.now returns the number of milliseconds that have elapsed since 1 January 1970 00:00:00 UTC. To get the number of milliseconds that have elapsed since that time using an instance of a Date object, use its getTime method. // get milliseconds using static method now of Date co...
This command is useful if you want to serve a single site in a directory and not the entire directory. cd ~/Projects/my-blog/ valet link awesome-blog Valet will create a symbolic link in ~/.valet/Sites which points to your current working directory. After running the link command, you can acce...
cd ~/Projects valet park This command will register your current working directory as a path that Valet should search for sites. Now, any Laravel project you create within your "parked" directory will automatically be served using the http://folder-name.dev convention.
In a Service Provider register method we can bind an interface to an implementation: public function register() { App::bind( UserRepositoryInterface::class, EloquentUserRepository::class ); } From now on, everytime the app will need an instance of UserRepositoryInterface, Larave...
We can bind a class as a Singleton: public function register() { App::singleton('my-database', function() { return new Database(); }); } This way, the first time an instance of 'my-database' will be requested to the service container, a new instance will be created. Al...
This method will work on modern versions of Arch, CentOS, CoreOS, Debian, Fedora, Mageia, openSUSE, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, Ubuntu, and others. This wide applicability makes it an ideal as a first approach, with fallback to other methods if you need to also identify o...
This example will show you how to quickly get a hello world Aurelia application up and running using the Aurelia CLI. Prerequisites The Aurelia CLI is a Node.js based application, so make sure you install it first before proceeding. You will need Node.js 4.4.7 or later. You will also need a Git c...
When you use or, it will either return the first value in the expression if it's true, else it will blindly return the second value. I.e. or is equivalent to: def or_(a, b): if a: return a else: return b For and, it will return its first value if it's false, else it r...
You should use caution when using setState in an asynchronous context. For example, you might try to call setState in the callback of a get request: class MyClass extends React.Component { constructor() { super(); this.state = { user: {} }; } ...
function isLeapYear(year:int):Boolean { return daysInMonth(year, 1) == 29; }
function isDaylightSavings(d:Date):Boolean { var months:uint = 12; var offset:uint = d.timezoneOffset; var offsetCheck:Number; while (months--) { offsetCheck = (new Date(d.getFullYear(), months, 1)).timezoneOffset; if (offsetCheck != offset) ret...
yii migrate/create create_post_table --fields="title:string,body:text" Generates: /** * Handles the creation for table `post`. */ class m150811_220037_create_post_table extends Migration { /** * @inheritdoc */ public function up() { $this->createTable('post', [ ...

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