Tutorial by Examples: on

Specifying Response Type

Content fetched by <a-asset-item> will be returned as plain text. If we want to use a different response type such as arraybuffer, use <a-asset-item>'s response-type attribute: <a-asset-item response-type="arraybuffer" src="model.gltf"></a-asset-item> ...

aframe • Asset Management System

Example Animations

As an introductory example, to define a 5-meter orbit on an entity about the Y-axis that takes 10 seconds, we can offset the position and animate the rotation. This animation starts with the initial rotation about the Y-axis of 0 degrees, and goes around 360 degrees. It’s defined with a duration of ...

aframe • Animation

Merging Component Properties

Properties of a multi-property component will merge if defined by multiple mixins and/or the entity. For example: <a-scene> <a-assets> <a-mixin id="box" geometry="primitive: box"></a-mixin> <a-mixin id="tall" geometry="heigh...

aframe • Mixins

Implementing functions with a `printf()`-like interface

One common use of variable-length argument lists is to implement functions that are a thin wrapper around the printf() family of functions. One such example is a set of error reporting functions. errmsg.h #ifndef ERRMSG_H_INCLUDED #define ERRMSG_H_INCLUDED #include <stdarg.h> #include...

C Language • Variable arguments

Pythonic JSON keys

my_var = 'bla'; api_key = 'key'; ...lots of code here... params = {"language": "en", my_var: api_key} If you are used to JavaScript, variable evaluation in Python dictionaries won't be what you expect it to be. This statement in JavaScript would result in the params object ...

Python Language • Common Pitfalls

2 select all checkboxes with corresponding group checkboxes

jQuery • Checkbox Select all with automatic check/uncheck on other checkbox change

Directional

Directional lights are like a light source that is infinitely far away, but shining from a specific direction, like the sun. Thus, absolute position do not have an effect on the intensity of the light on an entity. We can specify the direction using the position component. The example below creates...

aframe • light (component)

Working concept of pipeline

In a pipeline series each function runs parallel to the others, like parallel threads. The first processed object is transmitted to the next pipeline and the next processing is immediately executed in another thread. This explains the high speed gain compared to the standard ForEach @( bigFile_1, b...

PowerShell • Working with the PowerShell pipeline

Installation or Setup

Detailed instructions on getting office365 set up or installed.

office365 • Getting started with office365

Installation (Linux)

IMPORTANT!! Valet is a tool designed for macOS, the version below is ported for Linux OS. Prerequisites Do not install valet as root or by using the sudo command. Valet utilizes your local machine's HTTP port (port 80), therefore, you will not be able to use if Apache or Nginx are installed and...

Laravel • Valet

Multicast delegates for any controls

Forward messages one object to another by delegates, multicasting these messages to multiple observers.. Step 1:- Create NSObject class of RRMulticastDelegate Step 2:- Following code implement in RRMulticastDelegate.h file #import <Foundation/Foundation.h> @interface RRMulticastDelegate ...

iOS • Multicast Delegates

Creating a new Symfony project using Composer

If for some reason using the Symfony Installer is not an option, you can also create a new project using Composer. First of all, make sure you have installed Composer. Next, you can use the create-project command to create a new project: composer create-project symfony/framework-standard-edition m...

symfony • Getting started with symfony

[Introductory] List of Mixins And Usage on Views/Viewsets

List of available mixins: ListModelMixin: provides a .list() method to the view/viewset RetrieveModelMixin: provides a .retrieve() method to the view/viewset CreateModelMixin: provides a .create() method to the view/viewset UpdateModelMixin: provides a .update() method to the view/viewset D...

django-rest-framework • Mixins

Running the Symfony application using PHP's built-in web server

After creating a new Symfony application, you can use the server:run command to start a simple PHP web server, so you can access your new application from your web browser: cd my_project_name/ php bin/console server:run You can now visit http://localhost:8000/ to see the Symfony welcome page. ...

symfony • Getting started with symfony

A simple controller class

// src/AppBundle/Controller/HelloWorldController.php namespace AppBundle\Controller; use Symfony\Component\HttpFoundation\Response; class HelloWorldController { public function helloWorldAction() { return new Response( '<html><body>Hello World!<...

symfony • Controllers

App Icon using Image Assets

Whenever we create a new project in Xcode for our new app, it gives us various in-built classes, targets, tests, plist file, etc. Similarly it also gives us as Assets.xcassets file, which manages all the image assets in our project. This is how this file looks like in file navigator: If we clic...

iOS • Using Image Aseets

Defining a Function

It's really easy to define the functions. Function GetAreaOfARectangle(ByVal Edge1 As Integer, ByVal Edge2 As Integer) As Integer Return Edge1 * Edge2 End Function Dim Area As Integer = GetAreaOfARectangle(5, 8) Console.Writeline(Area) 'Output: 40

Visual Basic .NET Language • Functions

Defining a Function #2

Function Age(ByVal YourAge As Integer) As String Select Case YourAge Case Is < 18 Return("You are younger than 18! You are teen!") Case 18 to 64 Return("You are older than 18 but younger than 65! You are adult!") Cas...

Visual Basic .NET Language • Functions

Reading from a format context

Formats contain one or more encoded and muxed streams. We usually read these in chunks, which are often called frames (though in certain cases, FFmpeg refers exclusively to decoded, raw media chunks as frames, and encoded chunks as packets, which may be confusing). To read a single frame from a form...

ffmpeg • Reading Media

Reading from an IStream in a IOContext

The API call avio_alloc_context, which sets up a custom IO context, takes in a pointer to a Read function. If you are reading from an IStream, you can use the following: /** * Reads from an IStream into FFmpeg. * * @param ptr A pointer to the user-defined IO data structure. * @param b...

ffmpeg • Reading Media