Tutorial by Examples: od

Sample XML <Students> <Student> <Name> <First>Ashley</First> <Last>Smith</Last> </Name> <Grades> <Exam1>A</Exam1> <Exam2>B</Exam2> ...

Plugins are a way for a developer to modify a chart as it is being created. Chart.js calls all plugins at the following chart states: Start of initialization End of initialization Start of update After the chart scales have calculated Start of datasets update End of datasets update End of u...

class MyClass { private String privateField } def prvtClss = new MyClass(privateField: 'qwerty') println prvtClss.privateField will print us 'qwerty' This issue is known since version 1.1 and there is a bug report on that: http://jira.codehaus.org/browse/GROOVY-1875. It is not reso...

Employee Entity @Entity public class Employee { @TableGenerator(name = "employee_gen", table = "id_gen", pkColumnName = "gen_name", valueColumnName = "gen_val", allocationSize = 1) @Id @GeneratedValue(strategy = GenerationType.TABLE, generat...

For multiple databases, you have the database.php file where you can set as many databases as you need. If you want to "switch" a database for a specific model on the fly, use the setDataSource() method. For example, if you have two databases, you can define them in the database.php file...

Each table view must have a delegate and a data source. Delegate Methods None of the delegate methods are actually required, however you'll need to implement tableView:didSelectRowAtIndexPath: to handle touches on a table cell: And other methods are... // Display customization - (void)tableVi...

// my-feature.module.ts import { CommonModule } from '@angular/common'; import { NgModule } from '@angular/core'; import { MyComponent } from './my.component'; import { MyDirective } from './my.directive'; import { MyPipe } from './my.pipe'; import { MyService } from './my.service...

Generics was introduced in Java in its version (1.)5. These are erased during compilation, so runtime reflection is not possible for them. Generics generate new types parametrized by other types. For example we do not have to create new classes in order to use type safe collection of Strings and Num...

Odoo provides official installers, for various OS types and Openerp/Odoo versions, at the Nightly repository Option 1: manual install from prebuilt installer package (Windows, Linux): Download installer/package of version of your choice for your system ( Windows (.exe), Debian/Ubuntu (.deb), Redh...

package com.mcf7.spring.domain; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.validation.constraints.NotNull; import javax.validation.constraints.Size; import java.io.Serializable;...

PHP Classes are powerful tool for improving code organization and minimizing naming collisions. At some point or another, the question of how to create an action hook for a class method inevitably arises. The $function_to_add argument is often shown as a string containing the function's name, howev...

Python Code import numpy as np import cv2 #loading haarcascade classifiers for face and eye #You can find these cascade classifiers here #https://github.com/opencv/opencv/tree/master/data/haarcascades #or where you download opencv inside data/haarcascades face_cascade = cv2.CascadeClassi...

With Ruby you can modify the structure of the program in execution time. One way to do it, is by defining methods dynamically using the method method_missing. Let's say that we want to be able to test if a number is greater than other number with the syntax 777.is_greater_than_123?. # open Numeric...

Go to Catalog > Products and Edit a product. Under the Links tab add the filters which apply to the product (e.g. Color > Blue). Apply to as many products as applicable.

Go to Extensions > Modules > Filter. If not installed select Install. Click Edit & then Enabled from option & then Save module.

Go to Design > Layout > Edit Category Page and Set whatever position and sort order you would like. and then save.

[MetadataType(typeof(RoleMetaData))] public partial class ROLE { } public class RoleMetaData { [Display(Name = "Role")] public string ROLE_DESCRIPTION { get; set; } [Display(Name = "Username")] public string ROLE_USERNAME { get; set; } } If you us...

add_shortcode is wp keyword. // recent-posts is going to be our shortcode. add_shortcode('recent-posts', 'recent_posts_function'); // This function is taking action when recent post shortcode is called. function recent_posts_function() { query_posts(array('orderby' => 'date', 'order' =&...

This functions takes parameter for how many recent posts you want to display. Ex : you want to display only five recent posts. Just passed the arguments with posts="5" (you can pass any number of recent posts that you want to display). Function fetch only five recent posts from database....

import pygame pygame.init() WIDTH = 300 HEIGHT = 200 SCREEN = pygame.display.set_mode((WIDTH, HEIGHT)) pygame.display.set_caption('My Game') WHITE = (255, 255, 255) BLACK = (0, 0, 0) RED = (255, 0, 0) GREEN = (0, 255, 0) BLUE = (0, 0, 255) YELLOW = (255, 255, 255) SCREEN.fill(R...