Tutorial by Examples: nd

Media stream containers usually have a several streams, such as a video stream and an audio stream. For example, you can get the audio stream using the following: // A Format Context - see Reading Data for more info AVFormatContext *formatContext; // Inspect packets of stream to determine prope...

Circle.yml machine: python: # Python version to use - Selenium requires python 3.0 and above version: pypy-3.6.0 dependencies: pre: # Install pip packages - pip install selenium - pip install unittest test: override: # Bash command to run main....

Right-click on the Toolbox, then click "Choose Items". Select the COM Components tab, and then check Windows Media Player. axWindowsMediaPlayer will be added to Toolbox. Select this checkbox to use axWindowsMediaPlayer Then you can use axWindowsMediaPlayer :)

use \Psr\Http\Message\ServerRequestInterface as Request; use \Psr\Http\Message\ResponseInterface as Response; require 'vendor/autoload.php'; $app = new \Slim\App; $app->get('/employee/view', function ($req, $res) { $con = new mysqli('localhost','USERNAME','PASSWORD','DATABASE'); ...

Sympy is made for symbolic math, so let's have a look at some basic integration and differentiation. from sympy import symbols, sqrt, exp, diff, integrate, pprint x, y = symbols(...

There are various types of inheritance and code reuse in Twig: Include The main goal is code reuse. Consider using header.html.twig & footer.html.twig inside base.html.twig as an example. header.html.twig <nav> <div>Homepage</div> <div>About</div> </...

The ternary operator (?:) Support for the extended ternary operator was added in Twig 1.12.0. {{ foo ? 'yes' : 'no' }} Evaluates: if foo echo yes else echo no {{ foo ?: 'no' }} or {{ foo ? foo : 'no' }} Evaluates: if foo echo it, else echo no {{ foo ? 'yes' }} or {{ f...

Detailed instructions on getting windows-installer set up or installed.

One of the features in SugarCRM 7.x is being able to easily add and extend custom endpoints to accomplish what you require. In this example, we'll create a couple of custom endpoints to return some data about the request. This custom file is being placed in custom/clients/base/api/DescriptionAPI.p...

Both are used to define error handling for a website, but different software refers to different config elements. customErrors are a legacy (backwards compatable) element, used by Visual Studio Development Server (aka. VSDS or Cassini). httpErrors are the new element which is only used by IIS7. T...

In Kotlin, if, try and others are expressions (so they do return a value) rather than (void) statements. So, for example, Kotlin does not have Java's ternary Elvis Operator, but you can write something like this: val i = if (someBoolean) 33 else 42 Even more unfamiliar, but equally expressive, ...

Since Git 2.13, multiple usernames and email addresses could be configured by using a folder filter. Example for Windows: .gitconfig Edit: git config --global -e Add: [includeIf "gitdir:D:/work"] path = .gitconfig-work.config [includeIf "gitdir:D:/opensource/"] ...

APPEND was command in msdos that allowed to use resource/media files like they are in the same directory.The command is still available in 32bit versions of windows but seems is not working. In some sources (including microsofts') it is pointed that the command is replaced by DPATH ,but it is not en...

A-Frame 0.x0.3 A-Frame provides an implementation for supporting multiple types of 6DoF controllers (Vive, Oculus Touch) via the hand-controls component. The hand-controls component is primarily for 6DoF controllers since it’s geared towards room scale interactions such as grabbing objects. The han...

The core data structure in numpy is the ndarray (short for n-dimensional array). ndarrays are homogeneous (i.e. they contain items of the same data-type) contain items of fixed sizes (given by a shape, a tuple of n positive integers that specify the sizes of each dimension) One-dimensional ar...

This is an Example which print rectangle and fill color in the rectangle. https://i.stack.imgur.com/dlC5v.jpg Most methods of the Graphics class can be divided into two basic groups: Draw and fill methods, enabling you to render basic shapes, text, and images Attributes setting methods, whic...

import javax.swing.*; import java.awt.*; public class MyPanel extends JPanel { @Override public void paintComponent(Graphics g){ // clear the previous painting super.paintComponent(g); Graphics2D g2 = (Graphics2D)g; g2.setColor(Co...

The following example declares a new instance of the Random class and then uses the method .Next to generate the next number in the sequence of pseudo-random numbers. Dim rnd As New Random Dim x As Integer x = rnd.Next The last line above will generate the next pseudo-random number and assign ...

A clean way to handle booleans is using an inline conditional with the a ? b : c ternary operator, which is part of Swift's Basic Operations. The inline conditional is made up of 3 components: question ? answerIfTrue : answerIfFalse where question is a boolean that is evaluated and answerIfTrue...

Blender's viewport is a dynamic, changeable interface composed of many different windows. With the program running by default, the viewport is composed of 5 different windows. Windows can be identified by looking for their small square indicator icons either in the top or bottom-left corner. They ma...