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This bidirectional mapping requires the mappedBy attribute on the OneToMany association and the inversedBy attribute on the ManyToOne association. A bidirectional relationship has both an owning and inverse side. OneToMany relationships can use join tables, so you have to specify an owning side. Th...

Getting List Items This example shows how to retrieve all list items and iterate through them. You can use the top parameter to request a certain number of results. You can also use the select parameter to select certain fields ($select=id, Title, uri). JavaScript function GetListItems(){ $...

The @if control directive evaluates a given expression and if it returns anything other than false, it processes its block of styles. Sass Example $test-variable: true !default =test-mixin @if $test-variable display: block @else display: none .test-selector +test-mixin ...

Sass uses the colon (:) operator to assign values to variables. Example $foreColor: red; p { color: $foreColor; }

Sass supports the following standard arithmetic operators: OperatorDescription+Addition–Subtraction*Multiplication/Division%Remainder Examples p { font-size: 16px + 4px; // 20px } h3 { width: 2px * 5 + 12px; // 22px } h2 { width: 8px + (12px / 2) * 3; // 26px } Norm...

Sass supports all the usual comparison operators: <,>,==,!=,<=,>=. Examples (10px == 10) // Returns true ("3" == 3) // Returns false $padding: 10px; $padding <= 8px; // Returns false

A Button directive which accepts an @Input() to specify a click limit until the button gets disabled. The parent component can listen to an event which will be emitted when the click limit is reached via @Output: import { Component, Input, Output, EventEmitter } from '@angular/core'; @Component(...

To receive a file uploaded via an HTTP Post, you need to do the following: @RequestMapping( value = "...", method = RequestMethod.POST, consumes = MediaType.MULTIPART_FORM_DATA_VALUE ) public Object uploadFile( @RequestPart MultipartFile file ) { String fileNam...

To receive multiple files uploaded via a single HTTP Post, you need to do the following: @RequestMapping( value = "...", method = RequestMethod.POST, consumes = MediaType.MULTIPART_FORM_DATA_VALUE ) public Object uploadFile( @RequestPart MultipartFile[] files ) { ...

It is possible to upload multiple parts, each with a different name. For each part name, you will need one parameter annotated with @RequestPart, whose name matches the part name. To receive a file uploaded via an HTTP Post, you need to do the following: @RequestMapping( value = "...&quo...

If you want to convert the content of a part into a domain object (e.g. a User or Account or Address), then the process is very simple: It is possible to upload multiple parts, each with a different name. For each part name, you will need one parameter annotated with @RequestPart, whose name matche...

Creating a custom ImplicitNamingStrategy allows you to tweak how Hibernate will assign names to non-explicitly named Entity attributes, including Foreign Keys, Unique Keys, Identifier Columns, Basic Columns, and more. For example, by default, Hibernate will generate Foreign Keys which are hashed an...

The following code can be entered in a Tcl shell (tclsh), or into a script file and run through a Tcl shell: puts "Hello, world!" It gives the string argument Hello, world! to the command puts. The puts command writes its argument to standard out (your terminal in interactive mode) an...

This code makes sure that all nested containers are always the same height. This is done by assuring that all nested elements are the same height as the containing parrent div. See working example: https://jsfiddle.net/3wwh7ewp/ This effect is achieved due to the property align-items being set to...

By injecting $filter, any defined filter in your Angular module may be used in controllers, services, directives or even other filters. angular.module("app") .service("users", usersService) .controller("UsersController", UsersController); function usersService...

A custom control does not have to limit itself to trivial things like primitives; it can edit more interesting things. Here we present two types of custom controls, one for editing persons and one for editing addresses. The address control is used to edit the person's address. An example of usage wo...

Passing a context with a timeout (or with a cancel function) to a long running function can be used to cancel that functions work: ctx, _ := context.WithTimeout(context.Background(), 200*time.Millisecond) for { select { case <-ctx.Done(): return ctx.Err() default: ...

The components in angularJS can be visualised as a custom directive (< html > this in an HTML directive, and something like this will be a custom directive < ANYTHING >). A component contains a view and a controller. Controller contains the business logic which is binded with an view , w...

Get the window height and width var width = window.innerWidth var height = window.innerHeight

' sample data Dim sample = {1, 2, 3, 4, 5} ' using "query syntax" Dim squares = From number In sample Select number * number ' same thing using "method syntax" Dim squares = sample.Select (Function (number) number * number) We can project multiple result at once too ...