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Installing Wildfly is just a matter of unzipping the distribution into your local machine. Wildfly can be dowloaded from its official website. Once it is unzipped go in to bin directory of installation and run standalone.sh for Linux systems or standalone.bat for Windows systems to start your WildF...

demoApp.directive('demoDirective', function () { var directiveDefinitionObject = { multiElement: priority: terminal: scope: {}, bindToController: {}, controller: controllerAs: require: restrict: templateNamespace: template: templateU...

.SD .SD refers to the subset of the data.table for each group, excluding all columns used in by. .SD along with lapply can be used to apply any function to multiple columns by group in a data.table We will continue using the same built-in dataset, mtcars: mtcars = data.table(mtcars) # Let's not ...

Validating array form input fields is very simple. Suppose you have to validate each name, email and father name in a given array. You could do the following: $validator = \Validator::make($request->all(), [ 'name.*' => 'required', 'email.*' => 'email|unique:users'...

Partial credit to this SO answer. List Concatenation aggregates a column or expression by combining the values into a single string for each group. A string to delimit each value (either blank or a comma when omitted) and the order of the values in the result can be specified. While it is not part ...

There are a number of different ways to install the AWS CLI on your machine, depending on what operating system and environment you are using: On Microsoft Windows – use the MSI installer. On Linux, OS X, or Unix – use pip (a package manager for Python software) or install manually with the bundle...

It's possible to create a new ASP.NET Core project entirely from the command line using the dotnet command. dotnet new web dotnet restore dotnet run dotnet new web scaffolds a new "empty" web project. The web parameter tells the dotnet tool to use the ASP.NET Core Empty template. Use...

With C++11 and higher calculations at compile time can be much easier. For example calculating the power of a given number at compile time will be following: template <typename T> constexpr T calculatePower(T value, unsigned power) { return power == 0 ? 1 : value * calculatePower(value,...

Here is how to make a Heads Up Notification for capable devices, and use a Ticker for older devices. // Tapping the Notification will open up MainActivity Intent i = new Intent(this, MainActivity.class); // an action to use later // defined as an app constant: // public static final String ME...

Using Razor @functions keyword gives the capability of introducing classes and methods for inline use within a Razor file: @functions { string GetCssClass(Status status) { switch (status) { case Status.Success: return "alert-success&qu...

App::uses('YourModel', 'Model'); $model_1 = new YourModel(array('ds' => 'default')); $model_2 = new YourModel(array('ds' => 'database2'));

Consider the character class [aeiou]. This character class can be used in a regular expression to match a set of similarly spelled words. b[aeiou]t matches: bat bet bit bot but It does not match: bout btt bt Character classes on their own match one and only one character at a time...

For Addition "4" + 2 # Gives "42" 4 + "2" # Gives 6 1,2,3 + "Hello" # Gives 1,2,3,"Hello" "Hello" + 1,2,3 # Gives "Hello1 2 3" For Multiplication "3" * 2 # Gives "33" 2 * "3&quot...

Swift let viewController = UIViewController() Objective-C UIViewController *viewController = [UIViewController new];

To access pixel values in an OpenCV cv::Mat object, you first have to know the type of your matrix. The most common types are: CV_8UC1 for 8-bit 1-channel grayscale images; CV_32FC1 for 32-bit floating point 1-channel grayscale images; CV_8UC3 for 8-bit 3-channel color images; and CV_32FC3 ...

Setup monitoring beacons func initiateRegion(ref:BeaconHandler){ let uuid: NSUUID = NSUUID(UUIDString: "<UUID>") let beacon = CLBeaconRegion(proximityUUID: uuid, identifier: "") locationManager?.requestAlwaysAuthorization() //cllocation manager obj. ...

Sometimes two arrays of the same length need to be iterated together, for example: $people = ['Tim', 'Tony', 'Turanga']; $foods = ['chicken', 'beef', 'slurm']; array_map is the simplest way to accomplish this: array_map(function($person, $food) { return "$person likes $food\n"; ...

Swift class FooViewController: UIViewController { override func loadView() { view = FooView() } }

Model using System.ComponentModel.DataAnnotations; public class ViewModel { [Required(ErrorMessage="Name is required")] public string Name { get; set; } [StringLength(14, MinimumLength = 14, ErrorMessage = "Invalid Phone Number")] [Required(ErrorMessag...

Remote Validation used to check whether the content enter in the input control is valid or not by sending an ajax request to server side to check it. Working The RemoteAttribute works by making an AJAX call from the client to a controller action with the value of the field being validated. The con...