Tutorial by Examples: i

ActionMailer ActionPack ActionWebService ActiveRecord ActiveSupport Railties

ActionMailer ActionPack ActiveRecord ActiveResource (ActiveWebService was replaced by ActiveResource, and with that, Rails moved from SOAP to REST by default) ActiveSupport Railties

ActionMailer ActionPack ActiveModel ActiveRecord ActiveResource ActiveSupport Railties

JVM is an abstract computing machine or Virtual machine that resides in your RAM. It has a platform-independent execution environment that interprets Java bytecode into native machine code. (Javac is Java Compiler which compiles your Java code into Bytecode) Java program will be running inside the...

There are currently three topics introducing Outlook VBA and at least three more are planned. Part 1 describes how to get access to the Visual Basic Editor. If you are a user of Outlook 2003 and a user of Excel VBA, you will learn little for this part since accessing the Outlook Visual Basic Edito...

import React from 'react'; class Pane extends React.Component { constructor(props) { super(props); } render() { return React.createElement( 'section', this.props ); } }

import React from 'react'; import Pane from './components/Pane.js'; import Panel from './components/Panel.js'; import PanelGroup from './components/PanelGroup.js'; class MainView extends React.Component { constructor(props) { super(props); } render() { return...

MongoDB supports multiple authentication mechanisms. Client and User Authentication Mechanisms SCRAM-SHA-1 X.509 Certificate Authentication MongoDB Challenge and Response (MONGODB-CR) LDAP proxy authentication, and Kerberos authentication Internal Authentication Mechan...

Built-in database user roles and database administration roles roles exist in each database. Database User Roles read readwrite

Detailed instructions on getting arraylist set up or installed.

To determine where on your system an executable in your path exists, use the which command: $ which python $ If there is no response, that executable does not exist in your path. The system will simply return you a new prompt without an error message. If the executable does exist on your path, ...

Detailed instructions on getting Flash set up or installed.

Go to the BigCommerce homepage. Enter a store name in the field labeled Create your store name, then click Start my free trial now. Your store name can be changed at any time after starting your trial. Fill out the new trial store form, then click Create my store now. Once yo...

<div ng-repeat="(key, value) in myObj"> ... </div> For example <div ng-repeat="n in [42, 42, 43, 43]"> {{n}} </div>

ngRepeat uses $watchCollection to detect changes in the collection. When a change happens, ngRepeat then makes the corresponding changes to the DOM: When an item is added, a new instance of the template is added to the DOM. When an item is removed, its template instance is removed from the DOM...

We now illustrate the functions dbinom,pbinom,qbinom and rbinom defined for Binomial distribution. The dbinom() function gives the probabilities for various values of the binomial variable. Minimally it requires three arguments. The first argument for this function must be a vector of quantiles(the...

Donald Knuth is often quoted as saying this: "Programmers waste enormous amounts of time thinking about, or worrying about, the speed of noncritical parts of their programs, and these attempts at efficiency actually have a strong negative impact when debugging and maintenance are considered....

Example Feature file: Feature: Calculator In order to avoid silly mistakes As a math idiot I want to be told the sum of two numbers @mytag Scenario: Add two numbers Given I have entered 50 into the calculator And I have also entered 70 into the calculator When I press ad...

public class GoogleMailTest { GoogleMailTest() { } public static void Send(final String username, final String password, String recipientEmail, String title, String message) throws AddressException, MessagingException { GoogleMailTest.Send(username, password, recipientE...

You can use the same Example above Send Simple Mail with a little modification. Use msg.setContent() instead of msg.setText() and use content type html as text/html. check this msg.setContent(message, "text/html; charset=utf-8"); instead of msg.setText(message);