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Install msys2 (http://www.msys2.org/) Install the required prerequisites for Vala pacman -S mingw64/mingw-w64-x86_64-gcc pacman -S mingw64/mingw-w64-x86_64-pkg-config pacman -S mingw64/mingw-w64-x86_64-vala and all the additional packages your code requires, i.e. pacman -S mingw64/mi...

Vertical join appends dataset B to dataset A providing both of them have similar variables. For example, we have sales for the month of Jan'17 in dataset A and sales for Feb'17 in dataset B. To create a dataset C that has sales of both Jan and Feb we use Vertical Join. PROC SQL; CREATE TABLE C AS ...

Inner join creates a dataset that contains records that have matching values from both the tables. For example, we have a dataset A that contains customer information and a dataset B that contains credit card details. To get the credit card details of customers in dataset A, let us create dataset C ...

Left join returns all the observations in the left data set regardless of their key values but only observations with matching key values from the right data set. Considering the same example as above, PROC SQL; CREATE TABLE C AS SELECT A.*, B.CC_NUMBER, B.START_DATE FROM CUSTOMER A LEFT JOIN CC...

Like left join, right join selects all the observations from the right dataset and the matched records from the left table. PROC SQL; CREATE TABLE C AS SELECT A.*, B.CC_NUMBER, B.START_DATE FROM CUSTOMER A RIGHT JOIN CC_DETAILS B ON A.CUSTOMERID=B.CUSTOMERID QUIT; Dataset C contains all the...

Full join selects all the observations from both data sets but there are missing values where the key value in each observation is found in one table only. PROC SQL; CREATE TABLE C AS SELECT A.*, B.CC_NUMBER, B.START_DATE FROM CUSTOMER A FULL JOIN CC_DETAILS B ON A.CUSTOMERID=B.CUSTOMERID QUI...

Many biological questions can be translated into a DNA sequencing problem. For instance, if you want to know the expression level of a gene you can: copy its mRNAs into complementary DNA molecules, sequence each of the resulting DNA molecules, map those sequences back to the reference genome, and th...

LRU Cache The following example code demonstrates a possible implementation of the LruCache class for caching images. private LruCache<String, Bitmap> mMemoryCache; Here string value is key for bitmap value. // Get max available VM memory, exceeding this amount will throw an // OutOfMem...

These are my VirtualBox settings: OS Type: Linux 2.6 (I've user 64bit because my computer can support it) Virtual hard drive size: 4Gb Ram Memory: 2048 Video Memory: 8M Sound device: Sound Blaster 16. Network device: PCnet-Fast III, attached to NAT. You can also use bridged adapter, but you...

In brief: Properties make it easy to pass updates from the python side to the user interface Binding passes the changes that happened on the user interface to the python side. from kivy.app import App from kivy.uix.boxlayout import BoxLayout from kivy.lang import Builder from kivy.properti...

Most kivy apps start with this structure: from kivy.app import App class TutorialApp(App): def build(self): return TutorialApp().run() There is several way to go from here : All the codes below (except example 1 and 3) have the same widget and similar features, but show diffe...

import {Http} from '@angular/http'; @Injectable() export class StudentService{ constructor(public http: Http){} getAllStudents(): Observable<Students[]>{ return this.http.get('assets/students.json') .map(res => res.json().data) } } notice ...

OnInit: this is really amazing thing in ionic2 or we can say in AngularJs2. With the same above example we can see what is ngOnInit is. So you are ready with the service method, now in your view/page you want that student list data available as soon as your view is going to appear, this should be th...

export class HomePage implements OnInit { ... .... constructor(....){} ngOnInit(){ this._studentService.getAllStudents().subscribe( (students: Students[]) => this.students = students, )

To work with Json using C#, it is need to use Newtonsoft (.net library). This library provides methods that allows the programmer serialize and deserialize objects and more. There is a tutorial if you want to know details about its methods and usages. If you use Visual Studio, go to Tools/Nuget P...

You need to include the Pagination.php in your page/s. require_once 'Paginator.php'; $Paginator = new Paginator('mysql:host=localhost;dbname=ng_app', 'root', '000000'); $Paginator->setItemLimitPerPage(4); $Paginator->setTable('comments'); $Paginator->createPages(); // this will creat...

This example shows how you might handle users interacting with modals on a 1-1 basis. //client side function modals(socket) { this.sendModalOpen = (modalIdentifier) => { socket.emit('openedModal', { modal: modalIdentifier }); }; this.closeModa...

Normally when rails environment is run by typing. This just runs the default environment which is usually development rails s The specific environment can be selected by using the flag -e for example: rails s -e test Which will run the test environment. The default environment can be change...

If running on a remote server that is using Passenger change apache.conf to to the environment you want to use. For example this case you see RailsEnv production. <VirtualHost *:80> ServerName application_name.rails.local DocumentRoot "/Users/rails/application_name/public" ...

This getting started assumes you are working with create-react-app, or something equivalent using Babel and all the goodies out there. Also check out the great documentation right here. First, install react-router-dom: npm install react-router-dom or yarn add react-router-dom. Then, create a com...