Tutorial by Examples: w

The showcase of Primefaces components you can find here and documentation is here Frontend needs to be saved as a XHTML file. This file can contain JSF, JSTL, JSP, HTML, CSS, jQuery, javaScript and its framework and more front-end technologies. Please, do not mix JSF and JSP technologies together....

function lastRowForColumn(sheet, column){ // Get the last row with data for the whole sheet. var numRows = sheet.getLastRow(); // Get all data for the given column var data = sheet.getRange(1, column, numRows).getValues(); // Iterate backwards and find first non empty cell ...

NOTE: for best results, make sure your project was created using the Angular-CLI. npm install angular/{core,common,compiler,platform-browser,platform-browser-dynamic,http,router,forms,compiler-cli,tsc-wrapped,platform-server} You don't have to do this step if you project already has angular 2 an...

// this is the static platform browser, the usual counterpart is @angular/platform-browser-dynamic. import { platformBrowser } from '@angular/platform-browser'; // this is generated by the angular compiler import { AppModuleNgFactory } from './ngfactory/app/app.module.ngfactory'; // note the...

Once you've installed react and react-router, Its time to use both of them together. The syntax is very simple, you specify the url and the component you want to render when that url is opened <Route path="hello" component={ HelloComponent } /> This means when the url path is hell...

At its core a perceptron model is one of the simplest supervised learning algorithms for binary classification. It is a type of linear classifier, i.e. a classification algorithm that makes its predictions based on a linear predictor function combining a set of weights with the feature vector. A ...

When we write an Web application in Grails, to deploy the application we need a "war" file that need's to be put in the servlet container (Tomcat etc). First goto the project directory : cd to_project_directory War file creation from command prompt : grails war 2.Its always r...

You can add new extensions to require() by extending require.extensions. For a XML example: // Add .xml for require() require.extensions['.xml'] = (module, filename) => { const fs = require('fs') const xml2js = require('xml2js') module.exports = (callback) => { // ...

This is an example of Serial Document Middleware In this example, We will write a middleware that will convert the plain text password into a hashed password before saving it in database. This middleware will automatically kick in when creating new user or updating existing user details. FILENA...

Use Ember CLI to generate a new helper in your app: ember generate helper format-currency Then edit helpers/format-currency.js to contain the following: import Ember from 'ember'; export function formatCurrency([value, ...rest]) { const dollars = Math.floor(value / 100); const cents = va...

In Oracle 12g+ SELECT Id, Col1 FROM TableName ORDER BY Id OFFSET 20 ROWS FETCH NEXT 20 ROWS ONLY; In earlier Versions SELECT Id, Col1 FROM (SELECT Id, Col1, row_number() over (order by Id) RowNumber FROM TableName) WHERE RowNumber BETWEEN 21 AND 40 ...

In Oracle 12g+ SELECT Id, Col1 FROM TableName ORDER BY Id OFFSET 5 ROWS; In earlier Versions SELECT Id, Col1 FROM (SELECT Id, Col1, row_number() over (order by Id) RowNumber FROM TableName) WHERE RowNumber > 20

This example shows how to find number of days between two dates. A date is specified by year/month/day of month, and additionally hour/minute/second. Program calculates number of days in years since 2000. #include <iostream> #include <string> #include <chrono> #include <cti...

Here we create a basic hello world server using Express. Routes: '/' '/wiki' And for rest will give "404" , i.e. page not found. 'use strict'; const port = process.env.PORT || 3000; var app = require('express')(); app.listen(port); app.get('/',(req,res)=>res.send(...

A frequent reason why your read operation may not work is because your security rules reject the operation, for example because you're not authenticated (by default a database can only be accessed by an authenticated user). You can see these security rule violations in the logcat output. But it's e...

if true; then echo Always executed fi if false; then echo Never executed fi

Install systemjs and plugin-typescript npm install systemjs npm install plugin-typescript NOTE: this will install typescript 2.0.0 compiler which is not released yet. For TypeScript 1.8 you have to use plugin-typescript 4.0.16 Create hello.ts file export function greeter(person: String) { ...

Installations Download and install: Java 8 - download the relevant installation from Oracle site. Activator - download zip from www.playframework.com/download and extract files to the target Play folder, for example to: c:\Play-2.4.2\activator-dist-1.3.5 sbt - download from www.sc...

Okay it took me about a day to figure it out so here I am posting the steps I followed to get my Database First working in a Class Project (.NET Core), with a .NET Core Web App. Step 1 - Install .NET Core Make Sure you are using .NET Core not DNX (Hint: You should be able to see the .NET Core opti...

To automatically install bower and its components, one must Specify the bower dependency in package.json: "dependencies": { "bower": "^1.7.9" } Use scripts to execute a postinstall command "scripts": { "postinstall": "./...