Tutorial by Examples: v

As previous example, this script request elevation if needed. We ask the user for credentials avoiding the UAC prompt. @echo off cls & set "user=" & set "pass=" :: check if we have administrative access :: ----------------------------------------------------------...

Express var express = require('express'); var app = express(); app.get('/', function (req, res) { res.send('Hello World!'); }); app.listen(3000, function () { console.log('Example app listening on port 3000!'); }); Koa var koa = require('koa'); var app = koa(); app.use(functi...

@model WebApplication4.Models.UserModel @{ ViewBag.Title = "Register"; } <h2>@ViewBag.Title.</h2> @using (Html.BeginForm("Register", "Account", FormMethod.Post, new { @class = "form-horizontal", role = "form" })) { @Htm...

The Sieve of Eratosthenes generates all the primes from 2 to a given number n. Assume that all numbers (from 2 to n) are prime. Then take the first prime number and removes all of its multiples. Iterate the step 2 for next prime. Continue until all numbers till n have been marked. Pseudocode...

Here's how to Handle a popup alert in Java with Selenium: There are 3 types of popups. Simple alert : alert("This is a simple alert"); Confirmation alert : var popuResult = confirm("Confirm pop up with OK and Cancel button"); Prompt alert : var person = prompt(&...

In Unity Editor, open Player Settings (Edit > Project Settings > Player). Under Other Settings, check Virtual Reality Supported. Add or remove VR devices for each build target in the Virtual Reality SDKs list under the checkbox.

using CLI: $ opennlp SentenceDetector ./en-sent.bin < ./input.txt > output.txt using API: import static java.nio.file.Files.readAllBytes; import static java.nio.file.Paths.get; import java.io.IOException; import java.util.Objects; public class FileUtils { /** * Get file data as...

Sometimes there will be properties that aren't available in jQuery event. To access the underlying properties use Event.originalEvent Get Scroll Direction $(document).on("wheel",function(e){ console.log(e.originalEvent.deltaY) // Returns a value between -100 and 100 depending o...

Install the required dependencies: 'org.apache.solr:solr-solrj:5.5.1' 'org.apache.httpcomponents:httpclient:4.3.6' 'com.ibm.watson.developer_cloud:java-sdk:3.2.0' The code below assumes you have a Solr collection with documents and you have trained a ranker, otherwise follow this tutorial pub...

In order to build an IPA file in XCode, you require to sign your application with a certificate and provisioning profile. These can be created at https://developer.apple.com/account/ios/profile/create Provisioning Profile Types Provisioning Profiles are split into two types, Development, and Distr...

Based on this blog post. Assume you have a method like this: def get[T]: Option[T] = ??? When you try to call it without specifying the generic parameter, Nothing gets inferred, which is not very useful for an actual implementation (and its result is not useful). With the following solution t...

Premise These instruction shows a procedure to install native OCaml binaries in Windows. If your operative system is Windows 10 (Insider Preview) build 14316 or later you can also install OCaml through Bash on Ubuntu on Windows. In this case, follow the instruction to install OCaml on Ubuntu. Inst...

A set of high-level mapping functions is available in Common Lisp, to apply a function to the elements of one or more lists. They differ in the way in which the function is applied to the lists and how the final result is obtained. The following table summarize the differences and shows for each of ...

The virtual host context is a part of the static configuration file between <VirtualHost> and </VirtualHost> tags. RewriteRule's in virtual host context match against the part of an url after the protocol, hostname and port, and before the query string. When the following rule is used ...

QRCodeReaderView implements an Android view which show camera and notify when there's a QR code inside the preview. It uses the zxing open-source, multi-format 1D/2D barcode image processing library. Adding the library to your project Add QRCodeReaderView dependency to your build.gradle dependen...

This example describes passing an event using the Otto Event Bus. To use the Otto Event Bus in Android Studio you have to insert the following statement in your modules gradle file: dependencies { compile 'com.squareup:otto:1.3.8' } The event we'd like to pass is a simple Java object: pu...

To receive an event it is necessary to implement a method with the event type as parameter and annotate it using @Subscribe. Furthermore you have to register/unregister the instance of your object at the BusProvider (see example Sending an event): public class MyFragment extends Fragment { pri...

Variables in Go are always initialized whether you give them a starting value or not. Each type, including custom types, has a zero value they are set to if not given a value. var myString string // "" - an empty string var myInt int64 // 0 - applies to all types of int an...

In slices the zero value is an empty slice. var myIntSlice []int // [] - an empty slice Use make to create a slice populated with values, any values created in the slice are set to the zero value of the type of the slice. For instance: myIntSlice := make([]int, 5) // [0, 0, 0, 0, 0] - a s...

When creating a struct without initializing it, each field of the struct is initialized to its respective zero value. type ZeroStruct struct { myString string myInt int64 myBool bool } func main() { var myZero = ZeroStruct{} fmt.Printf("Zero values are: %q, %d...