Tutorial by Examples: ad

Adding support for platform-specific code

LibGDX is designed in a way that you can write the same code and deploy it on several different platforms. Yet, there are times when you want to get access to platform specific code. For an instance, if you have leaderboards and achievements in your game, you may want to use platform-specific tools ...

libgdx • Getting started with libgdx

Uploading csv files to Shiny

It is also possible to have an user upload csv's to your Shiny app. The code below shows a small example on how this can be achieved. It also includes a radioButton input so the user can interactively choose the separator to be used. library(shiny) library(DT) # Define UI ui <- shinyUI(flui...

shiny • Upload Data to shiny

Loading an external .class file

To load a class we first need to define it. The class is defined by the ClassLoader. There's just one problem, Oracle didn't write the ClassLoader's code with this feature available. To define the class we will need to access a method named defineClass() which is a private method of the ClassLoader....

Java Language • Classloaders

Send data from parent component to child component via data binding using @Input

parent.component.ts: import {Component} from '@angular/core'; @Component({ selector: 'parent-example', templateUrl: 'parent.component.html', }) export class ParentComponent { mylistFromParent = []; add() { this.mylistFromParent.push({"itemName":"Something&...

Angular • Sharing data among components

Upload file with WebRequest

To send a file and form data in single request, content should have multipart/form-data type. using System; using System.Collections.Generic; using System.IO; using System.Net; using System.Threading.Tasks; public async Task<string> UploadFile(string url, string filename, Diction...

.NET Framework • Upload file and POST data to webserver

How to create a Swift Bridging Header Manually

Add a new file to Xcode (File > New > File), then select “Source” and click “Header File“. Name your file “YourProjectName-Bridging-Header.h”. Example: In my app Station, the file is named “Station-Bridging-Header”. Create the file. Navigate to your project build settings ...

iOS • ADDING A SWIFT BRIDGING HEADER

Cascade dropdown / Select box in Jquery - Select2

This is continuation of previous example. Cascading DropDown for country's city name. This method will be called by Jquery when user is done with country selection in parent dropdown. I have followed MVC concept and provided the basic approach for cascading dropdown. Ajax will call GetCityName met...

jquery-select2 • Loading remote data into Select or DropDown box using Search option

Sections in Data Division

SECTIONs in COBOL can be required or optional, depending on which DIVISION they are in. DATA DIVISION. FILE SECTION. FD SAMPLE-FILE 01 FILE-NAME PIC X(20). WORKING-STORAGE SECTION. 01 WS-STUDENT PIC A(10). 01 WS-ID PIC 9(5). LOCAL-STORAGE SECTION. 01 LS-CLASS PIC 9(3). LINKAGE SECTION. 01...

cobol • Data division

Binding a GridView with a DataSource e.g. DataTable

Step 1: Make a design of GridView for displaying your data (HTML Code): <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="false"> <Columns> <asp:TemplateField HeaderText="ID"> <ItemTemplate> ...

gridview • Getting started with gridview

Add Architecture Components

Project build.gradle allprojects { repositories { jcenter() // Add this if you use Gradle 4.0+ google() // Add this if you use Gradle < 4.0 maven { url 'https://maven.google.com' } } } ext { archVersion = '1.0.0-alpha5' } Applic...

Android • Android Architecture Components

PSR-4: Autoloader

PSR-4 is an accepted recommendation that outlines the standard for autoloading classes via filenames. This recommendation is recommended as the alternative to the earlier (and now deprecated) PSR-0. The fully qualified class name should match the following requirement: \<NamespaceName>(\&lt...

PHP • PSR

Using numpy.save and numpy.load

np.save and np.load provide a easy to use framework for saving and loading of arbitrary sized numpy arrays: import numpy as np a = np.random.randint(10,size=(3,3)) np.save('arr', a) a2 = np.load('arr.npy') print a2

numpy • Saving and loading of Arrays

Page, DOM and Browser loading

This is an example to explain the variations of load events. onload event <body onload="someFunction()"> <img src="image1" /> <img src="image2" /> </body> <script> function someFunction() { console.log("Hi! I am l...

JavaScript • Events

find the url of the file you want to download

navigate to the desired file in a repository click the 'raw' button copy the url from the address bar See the following example from GitHub's gitignore repository: http://github.com/github/gitignore/raw/master/Node.gitignore You can quickly recognize a url that will work to download an indiv...

github • download single file from GitHub repository

Load the Image from Resource from Android Device. Using Intents.

Using Intents to Load the Image from Gallery. Initially you need to have the permission <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/> Use the Following Code to have the layout as designed follows. <?xml version="1.0" enco...

Android • Loading Bitmaps Effectively

Retrieve some data from API add following function in API controller

/***************************** @return all events ****************************/ public function getallevents(){ //get data from model $events = array( array('Event 1', '2015-04-03'), array('Event 2', '2015-04-03'), array('Event 3', '2015-06-16'), array('Event 4', '2015-0...

codeigniter • Make API in Codeigniter

Running Thread Safe Code from an Asynchronous Task

Sometimes you'll need to execute synchronous code from within an asynchronous task. To do this, simply schedule a synchronous task from within the asynchronous block. Bukkit.getScheduler().runTaskTimerAsynchronously(VoidFlame.getPlugin(), () -> { Bukkit.getScheduler().runTask(VoidFlame.ge...

bukkit • Scheduler Programming

Add multiple annotation values

An Annotation parameter can accept multiple values if it is defined as an array. For example the standard annotation @SuppressWarnings is defined like this: public @interface SuppressWarnings { String[] value(); } The value parameter is an array of Strings. You can set multiple values by u...

Java Language • Annotations

Handling Glide image load failed

Glide .with(context) .load(currentUrl) .into(new BitmapImageViewTarget(profilePicture) { @Override protected void setResource(Bitmap resource) { RoundedBitmapDrawable circularBitmapDrawable = RoundedBitmapDrawableFactory.create(context.g...

Android • Glide

Adapter (UML & example situation)

To make the use of the adapter pattern and the kind of situation when it may be applied more imaginable, a small, simple and very concrete example is given here. There will be no code in here, just UML and a description of the example situation and its problem. Admittedly, the UML content is writte...

Design patterns • Adapter