Tutorial by Examples: g

A new memory block on the heap is allocated using the new expression, which returns a pointer to the managed memory: void main() { int* a = new int; *a = 42; // dereferencing import std.stdio : writeln; writeln("a: ", *a); }

add_action('init', 'process_post_data'); function process_post_data() { if( isset( $_POST ) ) { // process $_POST data here } }

add_action('init', 'process_get_data'); function process_get_data() { if( isset( $_GET ) ) { // process $_GET data here } }

add_action( 'init', function() { register_post_type( 'event', array( 'public' => true, 'label' => 'Events' ); ); }); Registers a new custom post type with a label Events and a slug event

You will need the guice-bridge in your project. @ApplicationPath("api") public class ApiRest extends ResourceConfig { @Inject public ApiRest(ServiceLocator serviceLocator, ServletContext servletContext) { packages("net.sargue.app.api"); GuiceBrid...

Please note that this example uses OpenCV 3.1. import org.opencv.core.Mat; import org.opencv.core.MatOfRect; import org.opencv.core.Point; import org.opencv.core.Rect; import org.opencv.core.Scalar; import org.opencv.imgcodecs.Imgcodecs; import org.opencv.imgproc.Imgproc; import org.opencv.o...

This example introduces the VideoCapture class, where we use it to take an image from a webcam and save it to an image. import org.opencv.core.Mat; import org.opencv.core.MatOfRect; import org.opencv.core.Point; import org.opencv.core.Rect; import org.opencv.core.Scalar; import org.opencv.imgc...

This example by Daniel Baggio was taken directly from this StackExchange answer, but has been reposted for visibility. This class takes an Mat object and returns the BufferedImage object used by the javax.swing libraries. This can be used by a Graphics object to draw the image. private BufferedIma...

//Create a layout var tableLayout = new sap.ui.commons.layout.MatrixLayout({ layoutFixed : false, columns : 2, width : "100%", height : "100%", widths : [ "20%","80%"] }).addStyleClass('dsAvailLayout'); sap.ui.table.Table.extend(...

You can use the raw interpolator if you want a String to be printed as is and without any escaping of literals. println(raw"Hello World In English And French\nEnglish:\tHello World\nFrench:\t\tBonjour Le Monde") With the use of the raw interpolator, you should see the following printed in the ...

Sample build.gradle file: plugin: 'java' repositories { mavenLocal() mavenCentral() jcenter() } dependencies { compile "org.testng:testng:6.9.12" } test { useTestNG() { suiteXmlBuilder().suite(name: 'Sample Suite') { test(name : 'Sample Te...

A book explaining how Vimscript works, full of examples. It can be found on http://learnvimscriptthehardway.stevelosh.com/

Start from a Cython program with a entrypoint: def do_stuff(): cdef int a,b,c a = 1 b = 2 c = 3 print("Hello World!") print([a,b,c]) input("Press Enter to continue.") Create a setup.py file in the same folder: from distutils.core import set...

For automation of the above procedure in Windows use a .bat of the similar contents: del "main.exe" python setup.py build_ext --inplace del "*.c" rmdir /s /q ".\build" pyinstaller --onefile "main.py" copy /y ".\dist\main.exe" ".\main.exe&q...

To add Numpy to the bundle, modify the setup.py with include_dirs keyword and necessary import the numpy in the wrapper Python script to notify Pyinstaller. program.pyx: import numpy as np cimport numpy as np def do_stuff(): print("Hello World!") cdef int n n = 2 ...

You can use async methods to handle asynchronous executions. For example POST and GET requests. Let say below is your get data method. Task<List> GetDataFromServer(int type); You can call that method as shown below var result = await GetDataFromServer(1); However, in real day practic...

This is the default ansible.cfg from Ansible github. # config file for ansible -- http://ansible.com/ # ============================================== # nearly all parameters can be overridden in ansible-playbook # or with command line flags. ansible will read ANSIBLE_CONFIG, # ansible.cfg in...

Add the following to Web.config (in Views folder), within <appSettings>: <add key="ClientValidationEnabled" value="true"/> <add key="UnobtrusiveJavaScriptEnabled" value="true"/> Add the jqueryval bundle to BundleConfig.cs: bundles.Add(n...

To create a template for the single posts of our custom post type, we need to create a file called single-post_type_name.php where post_type_name is the name of our custom post type. For example, if our custom post type is called “Books”, we need to create a PHP file called single-book.php. Note th...

In this example code we will create A blank Opengl Window using LWJGL 3.0+, this doesn't contain steps to create the project in your IDE Create a class name WindowManager that will contain all the boiler plate code for creating a opengl context window on screen WindowManager.java impor...