Tutorial by Examples: en

Inline references

If you have no *.bib file, you can use a references field in the document’s YAML metadata. This should include an array of YAML-encoded references, for example: --- title: "Writing an academic paper in R" author: "Author" date: "Date" output: pdf_document: ...

R Language • Bibliography in RMD

Case-Insensitive String Comparison

Strings can be compared with the == operator in Julia, but this is sensitive to differences in case. For instance, "Hello" and "hello" are considered different strings. julia> "Hello" == "Hello" true julia> "Hello" == "hello" fa...

Julia Language • String Normalization

Diacritic-Insensitive String Comparison

Sometimes, one wants strings like "resume" and "résumé" to compare equal. That is, graphemes that share a basic glyph, but possibly differ because of additions to those basic glyphs. Such comparison can be accomplished by stripping diacritical marks. equals_ignore_mark(s, t) =...

Julia Language • String Normalization

Understanding How Spring Manage Dependency ?

Let me write a piece of code which shows completely loosely coupled, Then you can easily understand how Spring core manage the dependency internally. Consider an scenario, Online business Flipkart is there, it uses some times DTDC or Blue Dart courier service , So let me design a application which ...

spring • Spring Core

Encrypt and decrypt data using AES (in C#)

using System; using System.IO; using System.Security.Cryptography; namespace Aes_Example { class AesExample { public static void Main() { try { string original = "Here is some data to encrypt!"; ...

.NET Framework • Encryption / Cryptography

How to use firebase queue as a backend for your application

Firebase provides backend as a service, as applciation developer you do not have an option to have backend code. This example shows how using firebase queue, create backend which will operate on the top of firebase database and serve as a backend for your frontend application. Before getting into ...

firebase • Firebase Queue

Implementation of Sliding Window Algorithm in C#

public class SlidingWindow { public static int[] MaxSlidingWindow(int[] input, int k) { int[] result = new int[input.Length - k + 1]; for (int i = 0; i <= input.Length - k; i++) { var max = input[i]; for (int j = 1; j < k; j++) ...

algorithm • Sliding Window Algorithm

Generate a new SSH key just for Jenkins using PSExec or PSExec64

First open the Command prompt and "Run as Administrator". Once the command prompt is open navigate to the PSTools directory. From the command prompt we need to run git-bash using PSExec or PSExec64 as the Local Service, which Jenkins is running on the build server as by default. We wi...

jenkins • Install Jenkins on Windows with SSH support for private GitHub repositories

Create the Jenkins Credentials

The hard part is over! Now just create the credentials to be used in Jenkins. Use your own Username and the passphrase used to create the SSH Key. This is what it should look like now (with your own private github repo and user name:

jenkins • Install Jenkins on Windows with SSH support for private GitHub repositories

Encrypt and Decrypt Data with Public / Private Keys

To encrypt data with a public key: final Cipher rsa = Cipher.getInstance("RSA"); rsa.init(Cipher.ENCRYPT_MODE, keyPair.getPublic()); rsa.update(message.getBytes()); final byte[] result = rsa.doFinal(); System.out.println("Message: " + message); System.out.println("...

Java Language • Security & Cryptography

Java Encog engine

Encog is an easy to use java neural network engine public static double XOR_INPUT[][] = { { 0.0, 0.0 }, { 1.0, 0.0 }, { 0.0, 1.0 }, { 1.0, 1.0 } }; public static double XOR_IDEAL[][] = { { 0.0 }, { 1.0 }, { 1.0 }, { 0.0 } }; public static void main(final String args[]) { /...

neural-network • Getting started with neural-network

Rounded label with a custom renderer for Frame (PCL & iOS parts)

First step : PCL part using Xamarin.Forms; namespace ProjectNamespace { public class ExtendedFrame : Frame { /// <summary> /// The corner radius property. /// </summary> public static readonly BindableProperty CornerRadiusProperty = ...

Xamarin.Forms • Custom Renderers

Xorshift Generation

A good and easy alternative to the flawed rand() procedures, is xorshift, a class of pseudo-random number generators discovered by George Marsaglia. The xorshift generator is among the fastest non-cryptographically-secure random number generators. More information and other example implementaions ar...

C Language • Random Number Generation

Hide/Show HTML Elements

This example hide show html elements. <!DOCTYPE html> <html ng-app="myDemoApp"> <head> <script src="https://code.angularjs.org/1.5.8/angular.min.js"></script> <script> function HideShowController() { var vm = th...

AngularJS • Use of in-built directives

Function Utilizing setlocal and endlocal

set var1=123456789 set var2=abcdef call :specialvars echo %var1%, %var2% rem More code... :specialvars setlocal set var1=987654321 set var2=fedcba endlocal goto :eof When inside the section setlocal , endlocal section, variables are seperate from the caller's variables, hence why %var...

batch-file • Functions

Pre-Steps needed in order to use Entity Framework 6.1.3 with PostgresSql using Npgsqlddexprovider

1)Took backup of Machine.config from locations C:\Windows\Microsoft.NET\Framework\v4.0.30319\Config and C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Config 2)Copy them to different location and edit them as a)locate and add under <system.data> <DbProviderFactories> ...

Entity Framework • Entity-Framework with Postgresql

Server Installation & Implementation

GraphQL.js GraphQL.js is a JavaScript reference implementation for GraphQL. You can install it via npm: Initialize npm in your project if you have not done so already: npm init Install GraphQL.js from npm: npm install --save graphql Example Server var { graphql, buildSchema } = require('gra...

graphql • Getting started with graphql

2. Enable service broker on database

ALTER DATABASE [MyDatabase] SET ENABLE_BROKER WITH ROLLBACK IMMEDIATE;

Microsoft SQL Server • Service broker

4. How to send basic communication through service broker

For this demonstration we will use service broker construction created in another part of this documentation. Mentioned part is named 3. Create basic service broker construction on database (single database communication). USE [MyDatabase] DECLARE @ch uniqueidentifier = NEWID() DECLARE @msg XML...

Microsoft SQL Server • Service broker

Licensing with Yarn

Yarn can check the licenses of your dependencies and can also generate a license based on your package's dependencies. yarn licenses yarn licenses generate

yarn • Getting started with yarn