Tutorial by Examples: t

create .ipa file to upload app to appstore with Application Loader

If you want to upload .ipa file to itunesconnect without integrating developer account in Xcode and you want to use application loader. then you can generate .ipa with iTunes . Step 1 :- Select device inplace of simulator. Step 2 :- Go to Product -> select Archive Step 3 :- After complited...

iOS • Create .ipa File to upload on appstore with Applicationloader

Catch-all route for enabling client-side routing

It's a good practice to encode state of Single Page Application (SPA) in url: my-app.com/admin-spa/users/edit/id123 This allows to save and share application state. When user puts url into browser's address bar and hits enter server must ignore client-side part of the requested url. If you serv...

asp.net-mvc • Routing

React Component Container

When building a React application, it is often desirable to divide components based on their primary responsibility, into Presentational and Container components. Presentational components are concerned only with displaying data - they can be regarded as, and are often implemented as, functions tha...

React • React Component Lifecycle

Open Local File / Create dynamic content in Webview

Layout.xml <WebView android:id="@+id/WebViewToDisplay" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_gravity="center" ...

Android • WebView

Connecting with Microsoft Cognitive Services

In this example you will learn how to use Microsoft Cognitive Services with Xamarin iOS mobile application. We will use Computer Vision API to detect what is in the picture. Once you create Xamarin.iOS project please add below NuGet package to the project: https://www.nuget.org/packages/Microsoft....

Xamarin.iOS • Connecting with Microsoft Cognitive Services

Pig countdown list

<ul> <li v-for="n in 10">{{11 - n}} pigs are tanning at the beach. One got fried, and </ul> https://jsfiddle.net/gurghet/3jeyka22/

Vue.js • List Rendering

The Naive First Attempt

Before we begin, let's define some CSS for the examples. This is the head section of our sample. I always use border-radius and background-color when I'm testing, because it makes seeing cell divisions simple without adding any border size which could affect the size of the cells. <head> ...

twitter-bootstrap • Using Clearfix in Rows and Cols

The Height Problem

In our "naive example", all of our cells were the same height. The browser willingly broke the lines exactly where we wanted, and all seemed right with the world. Until height comes into the picture. Let's take the previous example and give some height to some of the cells, maybe like you...

twitter-bootstrap • Using Clearfix in Rows and Cols

2,4,6 Layout with Clearfixes

Here's a layout that renders two, four, or six cells across depending on screen size. <div class="container-fluid"> <div class="row"> <div class="col-xs-6 col-md-3 col-lg-2">1</div> <div class="col-xs-6 col-md-3 co...

twitter-bootstrap • Using Clearfix in Rows and Cols

Unit Test with Parameters using NUnit and C#

using NUnit.Framework; namespace MyModuleTests { [TestFixture] public class MyClassTests { [TestCase(1, "Hello", true)] [TestCase(2, "bye", false)] public void MyMethod_WhenCalledWithParameters_ReturnsExpected(int param1, string para...

unit-testing • Getting started with unit-testing

Find nearby Bluetooth Low Energy devices

The BluetoothLE API was introduced in API 18. However, the way of scanning devices has changed in API 21. The searching of devices must start with defining the service UUID that is to be scanned (either officailly adopted 16-bit UUID's or proprietary ones). This example illustrates, how to make an A...

Android • Bluetooth and Bluetooth LE API

Cgo: First steps tutorial

Some examples to understand the workflow of using Go C Bindings What In Go you can call C programs and functions using cgo. This way you can easily create C bindings to other applications or libraries that provides C API. How All you need to do is to add a import "C" at the beginning o...

Go • cgo

Decorate directive

Directives can be decorated just like services and we can modify or replace any of it's functionality. Note that directive itself is accessed at position 0 in $delegate array and name parameter in decorator must include Directive suffix (case sensitive). So, if directive is called myDate, it can be...

AngularJS • Decorators

Decorate filter

When decorating filters, name parameter must include Filter suffix (case sensitive). If filter is called repeat, decorator parameter is repeatFilter. Below we'll decorate custom filter that repeats any given string n times so that result is reversed. You can also decorate angular's build-in filters ...

AngularJS • Decorators

Setting Buildpacks

Heroku officially supports buildpacks for Ruby, Node.js, Clojure, Python, Java, Gradle, Grails, Scala, Play, PHP and Go. Buildpacks are automatically detected by Heroku in the above order, however, it can also be set manually through CLI using: At the time of app creation heroku create <a...

heroku • Buildpack

Multiple buildpacks

An application can also contain more than one buildpack. It can be achieved using add: heroku buildpacks:add --index 1 <buildpack_name> where, --index parameter specifies the execution order of buildpack. Say, heroku buildpacks:set heroku/php heroku buildpacks:add --index 1 heroku/nodej...

heroku • Buildpack

Accessing a UI Element From Within a Task

All UI elements created and reside in the main thread of a program. Accessing these from another thread is forbidden by the .net framework runtime. Basically it is because all UI elements are thread sensitive resources and accessing a resource in a multi-threaded environment requires to be thread-sa...

wpf • Thread Affinity Accessing UI Elements

Deployment using PM2

PM2 is a production process manager for Node.js applications, that allows you to keep applications alive forever and reload them without downtime. PM2 also enables you to manage application logging, monitoring, and clustering. Install pm2 globally. npm install -g pm2 Then, run the node.js app u...

Node.js • Deploying Node.js applications in production

Deployment using process manager

Process manager is generally used in production to deploy a nodejs app. The main functions of a process manager are restarting the server if it crashes, checking resource consumption, improving runtime performance, monitoring etc. Some of the popular process managers made by the node community are ...

Node.js • Deploying Node.js applications in production

Setup process

Instalation Dependencies Hue installation process details are not available for most operating systems, so depending on the OS, there might be variations on the dependencies you need to install prior to executing the install script provided in the installation package: CentOS sudo yum install ant...

hadoop • hue