Tutorial by Topics: k

convenience init(imageNamed name: String) // Create an SKSpriteNode from a named image in the assets catalogue var position: CGPoint // SKNode property, inherited by SKSpriteNode. The position of the node in the parents co-ordinate system. func addChild(_ node: SKNode) // SKNode method...

UIImagePickerController provides an almost out of the box solution to allow the user to select an image from their device or take a picture with the camera and then present that image. By conforming to the UIImagePickerControllerDelegate, you can create logic that specifies in your app how to presen...

[ localpart "@" ] domainpart [ "/" resourcepart ] PartCommon UsageLocalpartIdentifies an XMPP entity (optional)DomainpartIdentifies the XMPP serviceResourcepartIdentifies a session of an XMPP entity (optional) XMPP addresses, more commonly known as JIDs (Jabber Identif...

It is possible to put a Python package in a ZIP file, and use it that way if you add these lines to the beginning of your script: import sys sys.path.append("package.zip")

This section provides an overview of what django-haystack is, and why a developer might want to use it. It should also mention any large subjects within django-haystack, and link out to the related topics. Since the Documentation for django-haystack is new, you may need to create initial version...

$scope.$watch(watchExpression, callback, [deep compare]) $scope.$digest() $scope.$apply([exp])

_.map(collection, Function) => newCollection _.filter(collection, Predicate) => newCollection _.some(collection, Predicate) => true or false _.reduce(collection, BiFunction, seed) => accumulated value ParameterMeaningCollectionAn iterable group of elements. This can be an arra...

Dockerfiles are files used to programatically build Docker images. They allow you to quickly and reproducibly create a Docker image, and so are useful for collaborating. Dockerfiles contain instructions for building a Docker image. Each instruction is written on one row, and is given in the form &l...

By default Compose sets up a single network for your app. Each container for a service joins the default network and is both reachable by other containers on that network, and discoverable by them at a hostname identical to the container name. Links allow you to define extra aliases by which...

Related question: Idiomatic way of logging in Kotlin

Well-designed classes encapsulate their functionality, hiding their implementation while providing a clean, documented interface. This allows redesign or change so long as the interface is unchanged. In a more complex scenario, multiple classes that rely on each others' implementation details may ...

akka provides some pre-defined shapes, that should probably fit 99.9% of your usage. creating a new shape should only be done in some very rare cases. the pre-defined shapes are: Source - 1 outlet, no inlets Sink - 1 inlet, no outlets Flow - 1 inlet, 1 outlet BidiFlow - 2 inlets, 2 outlets...