Tutorial by Examples: s

Swift 3 import UIKit // Save String to file let fileName = "TextFile" let documentDirectory = try FileManager.default.urlForDirectory(.documentDirectory, in: .userDomainMask, appropriateFor: nil, create: true) var fileURL = try documentDirectory.appendingPathComponent(fileName).ap...

A common mistake MATLAB coders have, is using the length function for matrices (as opposed to vectors, for which it is intended). The length function, as mentioned in its documentation, "returns the length of the largest array dimension" of the input. For vectors, the return value of leng...

As mentioned before strings are normally case insensitive but that only regards comparison of strings. There's built in functions for changing case. CAPS (string) Makes string upper case LC(string) Makes string lower case DEFINE VARIABLE c AS CHARACTER NO-UNDO. DEFINE VARIABLE d AS C...

You can create you own Scala annotations by creating classes derived from scala.annotation.StaticAnnotation or scala.annotation.ClassfileAnnotation package animals // Create Annotation `Mammal` class Mammal(indigenous:String) extends scala.annotation.StaticAnnotation // Annotate class Platypus...

require 'json' data = {"test" => 123} puts JSON.generate(data)

require 'json' document = "{\"test\":123}" puts JSON.parse(document)

require 'json' data = JSON '{"test":23}' # => {"test"=>23} or require 'json' data = JSON['{"test":23}'] # => {"test"=>23}

require 'json' document = JSON 'test' => 23 # => "{\"test\":23}" or require 'json' document = JSON['test' => 23] # => "{\"test\":23}"

Here, a cursor is used to loop through all databases. Futhermore, a cursor from dynamic sql is used to query each database returned by the first cursor. This is to demonstrate the connection-scope of a cursor. DECLARE @db_name nvarchar(255) DECLARE @sql nvarchar(MAX) DECLARE @schema nvarcha...

To install a new library into the Arduino IDE: Open Sketch Menu > Include Library > Manage Libraries. Once you have opened the Library Manager you can use the menu in the top to filter the results. Click on the library you want, select a version in the drop down menu, and click...

Once you have installed a library, you need to include it in your sketch in order to use it. Open the Sketch Menu > Include Library and click the Library you want to include. Now, the IDE has generated the required inclusion tags into your code. Now the Library is included in your ...

The following updates a User object via a PUT request and prints the status code of the request: package main import ( "bytes" "encoding/json" "fmt" "net/http" ) type User struct { Name string Email string } func main...

Step 1: Creating Custom Error Logging Filter which will write Errors in Text Files According to DateWise. public class ErrorLogger : HandleErrorAttribute { public override void OnException(ExceptionContext filterContext) { string strLogText = ""; Excepti...

SimpleXML is a powerful library which converts XML strings to an easy to use PHP object. The following assumes an XML structure as below. <?xml version="1.0" encoding="UTF-8"?> <document> <book> <bookName>StackOverflow SimpleXML Example&lt...

service I created post service with postRequest method. import {Injectable} from '@angular/core'; import {Http, Headers, Response} from "@angular/http"; import {PostModel} from "./PostModel"; import 'rxjs/add/operator/map'; import {Observable} from "rxjs"; ...

First lets create basic navbar.html with 3 options. (Home, List , Create) <nav class="navbar navbar-default" role="navigation"> <ul class="nav navbar-nav"> <li> <a id="home-navbar" routerLink="/home">Home</a> ...

run the follows commands at cmd npm install -g protractor webdriver-manager update webdriver-manager start **create protractor.conf.js file in the main app root. very important to decleare useAllAngular2AppRoots: true const config = { baseUrl: 'http://localhost:3000/', s...

;; returns 3 (+ 1 2) ;; returns 300 (+ 50 210 40) ;; returns 2 (/ 8 4)

let url = "https://path-to-media" let request = URLRequest(url: url) let downloadTask = URLSession.shared.downloadTask(with: request) { (location, response, error) in guard let location = location, let response = response, let documentsPath = NSSearchPathForDirectori...

Detailed instructions on getting kendo-asp.net-mvc set up or installed.