Tutorial by Examples: di

Making a sequence of HTTP requests has two primary reasons: Requests are depending on each other (the result from one requests is required for a consecutive request). We want to spread server load into multiple requests. 1. Making multiple dependent requests This can be performed usi...

Dictionaries can be constructed by passing it any number of pairs. julia> Dict("A"=>1, "B"=>2) Dict{String,Int64} with 2 entries: "B" => 2 "A" => 1 You can get entries in a dictionary putting the key in square brackets. julia> dic...

XML file: <ViewFlipper android:id="@+id/viewflip" android:layout_width="match_parent" android:layout_height="250dp" android:layout_weight="1" /> JAVA code: public class BlankFragment extends Fragment{ ViewFlipper viewFl...

// Add MPVolumeView in a holder view let mpVolumeHolderView = UIView(frame: CGRect(x: 0, y: view.bounds.midY, width: view.bounds.width, height: view.bounds.height)) // Set the holder view's background color to transparent mpVolumeHolderView.backgroundColor = .clear let mpVolume = MPVolumeView(fr...

Out of the box Acumatica allows to create and maintain the list of shipping terms in the system. Shipping terms are used to define the shipping, packaging and handling costs, depending on the shipment amount. In this example I will show how to calculate freight amount for a shipment based on sales ...

Using XHTML you should avoid methods such as document.write and innerHTML as they treat XML as text and do not properly serialize code; an id attribute in HTML is essentially dumped in to the DOM and the id attribute is not serialized which means when trying to reference to it with something such as...

In this example we are creating a new xs:complexType (EmployeeType) based on an existing xs:complexType (PersonType). The construction of this is slightly more complicated. Because the base xs:complexType (PersonType) is considered to be complex (more about this below) we add the <xs:complexCon...

# Get two numbers from STDIN, separated by a newline, and output the result number1 = gets number2 = gets puts number1.to_i + number2.to_i ## run with: $ ruby a_plus_b.rb ## or: $ echo -e "1\n2" | ruby a_plus_b.rb

number1 = ARGV[0] number2 = ARGV[1] puts number1.to_i + number2.to_i ## run with: $ ruby a_plus_b.rb 1 2

#include <string.h> #include <gst/gst.h> #include <gst/app/gstappsrc.h> /* * an example application of using appsrc in push mode to create a file. * from buffers we push into the pipeline. */ /* S16LE 10ms frame audio */ #define BUFFER_SIZE 160 /* 300 frames =...

The following example creates a Gui with a single button wich brings the SelectFile dialog box. Gui, Loader: New Gui, Loader: Add, Button, Default Center w220 vLOAD, LOAD Gui, Loader: Show, AutoSize Center, Loader return LoaderButtonLOAD: FileSelectFile, LoadedFile, , , , if ErrorLevel...

This is my FirebaseMessagingService public class MyFirebaseMessagingService extends FirebaseMessagingService { Bitmap bitmap; @Override public void onMessageReceived(RemoteMessage remoteMessage) { String message = remoteMessage.getData().get("message"); //imageUri will ...

Creates a directory, status is in OS-ERROR OS-CREATE-DIR directory Create a directory called /usr/local/appData OS-CREATE-DIR VALUE("/usr/local/appData").

Say "Hello", Rails To get Rails saying "Hello", you need to create at minimum a controller and a view. A controller's purpose is to receive specific requests for the application. Routing decides which controller receives which requests. Often, there is more than one route t...

Django REST Framework has some authentication methods already built in, one of them is Token based, so first thing to do is to tell our project we’re going to use rest framework’s authentication. Open settings.py file and add the highlighted line. INSTALLED_APPS = ( 'django.contrib.admin', ...

Access modifiers are used to control the access to an object or to a function/method. This is a main part of the concept of Abstraction. Different programming languages use different access modifiers. Here are some examples: Java Java has 4 access modifiers. private - These attributes can ...

Below give solution can be also use in another supported programming languages with some syntax changes To do Scroll down page/section/division in webpage while there is custom scroll bar(Not browser scroll). Click Here For demo and check scroll bar has its independent element. In belo...

To add additional restriction to the poReceiptLinesSelection data view, you should invoke Select method on base view and inspect each item in returned PXResultSet independently to decide if it complies with additional restriction(s): public class APInvoiceEntryExt : PXGraphExtension<APInvoiceEn...

In OpenCV, images can be RGB/BGR, HSV, grayscaled, black-white and so on. It is crucial to know the data type before dealing with images. The image data types are mainly CV_8UC3 (Matrix of uchar with 3 channels) and CV_8U (Matrix of uchar with 1 channel), however, the conversion to other types such...

DispatchGroup allows for aggregate synchronization of work. You can use them to submit multiple different work items and track when they all complete, even though they might run on different queues. This behavior can be helpful when progress can’t be made until all of the specified tasks are c...