Tutorial by Examples: el

First step : PCL part public class RoundedBoxView : BoxView { public static readonly BindableProperty CornerRadiusProperty = BindableProperty.Create("CornerRadius", typeof(double), typeof(RoundedEntry), default(double)); public double CornerRadius { get...

We can select a text within an html or xml tag by using visual selection v and text object it . Go to normal mode py pressing ESC Type vit from anywhere within the html or xml section This will visually select all text inside the tag All other text objects can also be used to operate on th...

Its good practice to time out logged in session after specific time, you can achieve that with Flask-Login. from flask import Flask, session from datetime import timedelta from flask_login import LoginManager, login_require, login_user, logout_user # Create Flask application app = Flask(__n...

Dim number As Integer = 8 Select Case number Case 1 To 5 Debug.WriteLine("Between 1 and 5, inclusive") ' The following is the only Case clause that evaluates to True. Case 6, 7, 8 Debug.WriteLine("Between 6 and 8, inclu...

section .data msg_eq db 'Equal', 10 len_eq equ $ - msg_eq msg_le db 'Less than', 10 len_le equ $ - msg_le msg_gr db 'Greater than', 10 len_gr equ $ - msg_gr ; Length of msg_gr section .text global _main ; Make the _main label global for linker _main: cmp...

Before checking the specific syntax, let's take a look on how to setup your environment to load needed plugins. Setup To load data directly from ElasticSearch you need to download the elasticsearch-hadoop plugin. You have different ways to make it work, for a quick setup you can do the following. ...

section .data msg db 'Hello, world!', 0xA len equ $ - msg section .text global _main _main: mov rax, 0 ; This will be the current number mov rcx, 10 ; This will be the last number _loop: cmp rax, rcx jl .loopbody ; Jump to .loopbody if rax < rcx jge _e...

For example, say below is the sample data in an Excel 'Test', Purchase_Date Customer_Name Price 05-05-2017 Adam 1075 06-05-2017 Noah 1093 07-05-2017 Peter 1072 08-05-2017 Louis 1101 09-05-2017 Zoe 1248 10-05-2017 Kevin 1045 11-05-2017 Messiah 1...

Magics whose name begins with just one % take as argument the rest of the line and are called line magics. Magics that begin with a double percent sign %% take a multi-line argument and are called cell magics. A commonly used magic is %timeit, a wrapper around the Python's timeit.timeit function, f...

index.js var http = require("http"); http.createServer(function(request, response) { response.writeHead(200, {"Content-Type": "text/plain"}); response.write("Heroku world!"); response.end(); }).listen(process.env.PORT); package.json { &quo...

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, )

F() expressions can be used to execute arithmetic operations (+, -, * etc.) among model fields, in order to define an algebraic lookup/connection between them. Let model be: class MyModel(models.Model): int_1 = models.IntegerField() int_2 = models.IntegerField() Now lets assum...

A wordpress theme consists two types of files. The basic files that each theme has and the files that define the theme's layout and functionality. This second group i'm going to call the theme specific files. The basic theme files The basic theme files are the files that are used to setup and regi...

The operators <, <=, > and >= are binary operators for comparing numeric types. The meaning of the operators is as you would expect. For example, if a and b are declared as any of byte, short, char, int, long, float, double or the corresponding boxed types: - `a < b` tests if the v...

Laravel Scout - Laravel Scout provides a simple, driver-based solution for adding full-text search to your Eloquent models. Laravel Passport - API authentication without a headache. Passport is an OAuth2 server that's ready in minutes. Homestead - The official Laravel development environment. Po...

Then we finally pass the query to the writer to delete documents that match the query: See the answer to this question. See the API here // Remove the document by using a multi key query: // http://www.avajava.com/tutorials/lessons/how-do-i-combine-queries-with-a-boolean-query.html indexWriter....

An example of implementation which give a possibility to detect if user single or double tap on UITableViewCell. override func viewDidLoad() { viewDidLoad() let doubleTapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleDoubleTap(sender:))) double...

An example of implementation UITableView which allows to detect if cell has been tapped single or double time. override func viewDidLoad() { viewDidLoad() let doubleTapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(handleDoubleTap(sender:))) doubleTa...

set var1 to 5 //set the number to anything if var1 = 5 then say "Var one equals 5" else say "Var one does not equal 5" end if