Let’s take this in steps. What is ChangeNotifier? A class that extends ChangeNotifier can call notifyListeners() any time data in that class has been updated and you want to let a listener know about that update. This is often done in a view model to notify the UI to rebuild the layout based on the … Read more
Yii 1 Yii::app()->request->url For Yii2: Yii::$app->request->url
It seems this fits the requirements: EventBus from Google Guava Library – “Publish-subscribe-style communication between components without requiring the components to explicitly register with one another”. It can also be an AsyncEventBus that will dispatch events on another thread. Some extra options to consider: If it’s in same process it’s possible the Observer pattern can … Read more
Perhaps my answer to the What is the good starting point to developing RESTful web service in Clojure? question on SO might be of help to you. It mentions some important web libraries for Clojure (with links and short summaries). The key point which I would like to reiterate here is stated in the first … Read more
Design Patterns provide the following definitions: toolkits: “often an application will incorporate classes from one or more libraries of predefined classes called toolkits. A toolkit is a set of related and reusable classes designed to provide useful, general-purpose functionality”. frameworks: “a framework is a set of cooperating classes that make up a reusable design for … Read more
Use Bundle(for:Type): let bundle = Bundle(for: type(of: self)) let path = bundle.path(forResource: filename, ofType: type) or search the bundle by identifier (the frameworks bundle ID): let bundle = Bundle(identifier: “com.myframework”)
I’m currently doing most of my things in Scala right now. (I should mention that I think that Scala is the best thing since the invention of the wheel some time ago. 😀 ) In my humble opinion it is the only language which truly allows people to choose the best approach to a task … Read more
They were most likely looking for examples of web frameworks – for example, JSF is a component-based framework, and Struts is a request-based framework. Request-based frameworks generally make it clear through their APIs that they’re working with parsing an HTML request / generating an HTML response, while Component-based frameworks attempt to abstract this away and … Read more
Edited to include two possible steps you need to take: Make sure you have Foundation framework to your project. (Remove and add it again to be sure). Make sure the Foundation framework include is before CFNetwork. There seems to be a change in which headers include what in iOS8.0 (the glextensions file, for example, is … Read more
Open file D:\wamp\www\yiistore2\common\config\params-local.php Paste below code before return Yii::setAlias(‘@anyname’, realpath(dirname(__FILE__).’/../../’)); After inserting above code in params-local.php file your file should look like this. Yii::setAlias(‘@anyname’, realpath(dirname(__FILE__).’/../../’)); return [ ]; Now to get path of your root (in my case its D:\wamp\www\yiistore2) directory you can use below code in any php file. echo Yii::getAlias(‘@anyname’);