Tutorial by Examples: f

var logRepository = new Mock<ILogRepository>(); logRepository.Setup(x => x.Write(It.IsAny<Exception>(), It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>(), It.IsAny<string>())) .Verifiable(); In this case, we are using t...

import pyglet from pyglet.gl import * win = pyglet.window.Window() @win.event() def on_draw(): #OpenGL goes here. Use OpenGL as normal. pyglet.app.run()

In our last two examples, numpy assumed that a[0,:] was the first vector, a[1,:] the second, and a[2,:] the third. Numpy.cross has an optional argument axisa that allows us to specify which axis defines the vectors. So, >>> a=np.array([[1,1,1],[0,1,0],[1,0,-1]]) >>> b=np.array([0...

Using named ranges allows you to describe the meaning of a cell(s) contents and use this defined name in place of an actual cell address. For example, formula =A5*B5 can be replaced with =Width*Height to make the formula much easier to read and understand. To define a new named range, select cell ...

A natural division is simply to make one topic for each language feature. For instance, Python has: Classes Functions Generators Decorators . . . On the downside, features can be quite complicated and it's easy to come up with many more examples than make sense for a single page. Classes h...

Using immutable locals: Uses less horizontal space but more vertical space than the "anonymous temporaries" template. Preferable over the "anonymous temporaries" template if the when expression is in a loop--in that case, regex definitions should be placed outside the loop. im...

The static factory method is a variation of the factory method pattern. It is used to create objects without having to call the constructor yourself. When to use the Static Factory Method if you want to give a meaningfull name to the method that generates your object. if you want to avoid over...

This example demonstrates how to develop a simple UWP application. On creation of a "Blank App (Universal Windows)" project there are many essential files that are created in your solution. All files in your project can be seen in the Solution Explorer. Some of the crucial files in your...

Previously, datatables were initialized as follows: var oTable = $("#selector").dataTable(); This used to return a jQuery object which would stored in the variable oTable. And then to access the api to modify table properties, we had to initialize the api differently, as shown below: ...

The following 3 features (that were deprecated in 1.9) are no longer available in 1.10, they are : fnRender: According to the deverloper: The old fnRender option provided a method of manipulating a cell when it was created. however, it was provided with a confusing list of options as its a...

The eventing mechanism is an extended version of the public render param,with additonal feature to pass custom objects to other portlets,but with an overhead of event phase. To achieve this,this mechanism consists of Publisher portlet Processor(consumer) portlet,where both may be part of differ...

We assume a fully working UIScrollview named _scrollView; Note that UITableView, UICollectionView are also scrollviews, hence the following examples would work on those UI elements. First, creation & allocation UIRefreshControl refreshControl = new UIRefreshControl(); Second, connecting th...

This example will register an vuex module dynamically for storing custom notifications that can automatically dismissed notifications.js resolve vuex store and define some constants //Vuex store previously configured on other side import _store from 'path/to/store'; //Notification default dur...

You can import an SVG file as a VectorDrawable in Android Studio, follow these steps : "Right-click" on the res folder and select new > Vector Asset. Select the Local File option and browse to your .svg file. Change the options to your liking and hit next. Done.

This example assumes that you have already added Fresco to your app (see this example): SimpleDraweeView img = new SimpleDraweeView(context); ImageRequest request = ImageRequestBuilder .newBuilderWithSource(Uri.parse("http://example.com/image.png")) .setProgressiveRende...

Prerequiste steps: Get dotnet core for your platform: Dotnet Core Follow instructions and make sure dotnet core is working Get Visual Studio Code for your platform: VS Code Launch Visual Studio Code (VS code) and install the C# extension then reload Create self hosted NancyFx project: ...

The following statement if (conditionA && conditionB && conditionC) //... is exactly equivalent to bool conditions = conditionA && conditionB && conditionC; if (conditions) // ... in other words, the conditions inside the "if" statement just form an...

Below is the list of some mistakes that developers often make during the use of AngularJS functionalities, some learned lessons and solutions to them. 1. Manipulating DOM through the controller It's legal, but must be avoided. Controllers are the places where you define your dependencies, bind you...

bcadd vs float+float var_dump('10' + '-9.99'); // float(0.0099999999999998) var_dump(10 + -9.99); // float(0.0099999999999998) var_dump(10.00 + -9.99); // float(0.0099999999999998) var_dump(bcadd('10', '-9.99', 20)); // string(22) "0.01000000000000000000&q...

Consider the following test: it('should test something', function() { browser.get('/dashboard/'); $("#myid").click(); expect(element(by.model('username')).getText()).toEqual('Test'); console.log("HERE"); }); In the following test, when the console.log() is ex...