Tutorial by Examples: r

Using ASPNETCORE_ENVIRONMENT from web.config

If you do not want to use ASPNETCORE_ENVIRONMENT from environment variables and use it from web.config of your application then modify web.config like this- <aspNetCore processPath=".\WebApplication.exe" arguments="" stdoutLogEnabled="false" stdoutLogFile=".\lo...

asp.net-core • Configuring multiple Environments

AutoComplete with CustomAdapter, ClickListener and Filter

Main layout : activity_main.xml <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/activity_main" android:layout_width="match_parent" android:layo...

Android • AutoCompleteTextView

Sharing data from one controller to another using service

We can create a service to set and get the data between the controllers and then inject that service in the controller function where we want to use it. Service : app.service('setGetData', function() { var data = ''; getData: function() { return data; }, setData: function(requestData)...

AngularJS • Sharing Data

Two widgets with different layouts declaration

Declare two receivers in a manifest file: <receiver android:name=".UVMateWidget" android:label="UVMate Widget 1x1"> <intent-filter> <action android:name="android.appwidget.action.APPWIDGET_UPDATE" /> </intent-filter...

Android • Widgets

Chain of responsibility

In object-oriented design, the chain-of-responsibility pattern is a design pattern consisting of a source of command objects and a series of processing objects. Each processing object contains logic that defines the types of command objects that it can handle; the rest are passed to the next proce...

Swift Language • Design Patterns - Creational

AngularJS Getting Started Video Tutorials

There are a lot of good video tutorials for the AngularJS framework on egghead.io https://egghead.io/courses/angularjs-app-from-scratch-getting-started https://egghead.io/courses/angularjs-application-architecture https://egghead.io/courses/angular-material-introduction https://egghead.io/co...

AngularJS • Getting started with AngularJS

Isolation level READ UNCOMMITTED

Create a sample table on a sample database CREATE TABLE [dbo].[Table_1]( [Id] [int] IDENTITY(1,1) NOT NULL, [title] [varchar](50) NULL, CONSTRAINT [PK_Table_1] PRIMARY KEY CLUSTERED ( [Id] ASC )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_...

Microsoft SQL Server • PHANTOM read

Hyperlink

The HyperLink control is used to navigate from the client to another page. <html> <script language="VB" runat="server"> Sub Page_Load(sender As Object, e As EventArgs) ' Set hyperlink to "~", which indicates application root. Hyper...

ASP.NET • WebForms

isometric character animating + movement

① the concepts used in this Example : ClassUsageURLRequest + Loader + EventLoading atlas map (sprite) from external path.BitmapData + Sprite + beginBitmapFill +Matrix + stageWidth & stageHeightdrawing loaded resources to bitmapdata, using tiled bitmaps, drawing with transformation.MovieClip + s...

ActionScript 3 • Game Development Basics

Expression Basics

Expressions in Java are the primary construct for doing calculations. Here are some examples: 1 // A simple literal is an expression 1 + 2 // A simple expression that adds two numbers (i + j) / k // An expression with multiple operations (flag) ? c : d // An...

Java Language • Expressions

More than 1 task without delay()

If you have more than 1 task to execute repeatedly in different intervals, use this example as a starting point: unsigned long intervals[] = {250,2000}; //this defines the interval for each task in milliseconds unsigned long last[] = {0,0}; //this records the last executed time for each ...

arduino • Time Management

Using Qt:DirectConnection when receiver object doesn't receive signal

Some times you see a signal is emitted in sender thread but connected slot doesn't called (in other words it doesn't receive signal), you have asked about it and finaly got that the connection type Qt::DirectConnection would fix it, so the problem found and everything is ok. But generaly this is ba...

Qt • Common Pitfalls

Invisible characters

Show or hide invisible characters To show invisible characters: :set list To hide invisible characters: :set nolist To toggle between showing and hiding invisible characters: :set list! Default symbol characters SymbolCharacter^ITab$New Line Customize symbols To set the tab characte...

vim • Vim Options

Import existing repository to Bitbucket

Go to the repository you want to clone (something like: https://bitbucket.org/username/repo) On the top menu, choose Repository -> Import repository In the Old repository section, enter the source (CodePlex, Git, Google Code, Mercurial, Source Code, Subversion) and the URL In the New reposi...

bitbucket • Import repository into Bitbucket

Classes and Multiple Inheritance

Swift does not support multiple inheritance. That is, you cannot inherit from more than one class. class Animal { ... } class Pet { ... } class Dog: Animal, Pet { ... } // This will result in a compiler error. Instead you are encouraged to use composition when creating your types. This can b...

Swift Language • Classes

A simple Hive UDF within Apache Spark

import org.apache.spark.sql.functions._ // Create a function that uses the content of the column inside the dataframe val code = (param: String) => if (param == "myCode") 1 else 0 // With that function, create the udf function val myUDF = udf(code) // Apply the udf to a column in...

Scala Language • User Defined Functions for Hive

Show a div from same page as message

This a sample code which will show you how you can create dynamic code which will generate a bootstrap model at run time. This also includes deciding modal title body content and buttons in footer. HTML code <link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css&...

bootstrap-modal • Examples to Show bootstrap model with different attributes and Controls