Tutorial by Examples: re

Triggers are an easy way to add some UX responsiveness to your application. One easy way to do this is to add a Trigger which changes a Label's TextColor based on whether its related Entry has text entered into it or not. Using a Trigger for this allows the Label.TextColor to change from gray (when...

angular.module("app") .service("counterService", ["fooService", "barService", function(anotherService, barService){ var service = { number: 0, foo: function () { return fooService.bazMethod(); // Use of 'fooService' ...

Open the file App_Start/WebApiConfig.cs. Add the following using statements: using ProductService.Models; using System.Web.OData.Builder; using System.Web.OData.Extensions; Then add the following code to the Register method: public static class WebApiConfig { public static void Register...

Symfony REST Edition is a fully-functional Symfony2 application that you can use as the skeleton for your new applications. Available on Github It comes pre-configured with the following bundles: BundleDescriptionFrameworkBundleThe core Symfony framework bundle.SensioFrameworkExtraBundleAdds seve...

<bindings > <wsHttpBinding > <binding name="mybinding" > <security mode="Transport" > <transport clientCredentialType="Basic"/ > </security > </binding > </wsHttpBinding > </bindings > ...

To create a new collection "class": var Books = Backbone.Collection.extend({ // books will be sorted by title comparator: "title", initialize: function(models, options) { options = options || {}; // (Optional) you can play with the models her...

We need to define a collection with a url property. This is the url to an API endpoint which should return a json formatted array. var Books = Backbone.Collection.extend({ url: "/api/book", comparator: "title", }); Then, within a view, we'll fetch and render asynch...

In features/documentation.feature: Feature: Documentation Scenario: User views documentation When I go to the "Cucumber" documentation Then I should see the "Cucumber" documentation A minimal feature has a Feature line and a Scenario with one or more steps begi...

We can avoid providing direct access to resource intensive constructors, like for databases. public class DbConnection { private static final int MAX_CONNS = 100; private static int totalConnections = 0; private static Set<DbConnection> availableConnections = new HashSet<DbConnectio...

We can limit no of rows from result using rownum clause select * from ( select val from mytable ) where rownum<=5 If we want first or last record then we want order by clause in inner query that will give result based on order. Last Five Record : select * from ( select val f...

Get localized product information from a set of product identifier strings using SKProductsRequest: import StoreKit let productIdentifierSet = Set(["yellowSubmarine", "pennyLane"]) let productsRequest = SKProductsRequest(productIdentifiers: productIdentifierSet) In order ...

You can create a new Repository where ever you want, but it's recommended to create them in a seperate Repository folder. While you could name the Repository file and class as you wish, it's recommended to name the Repository EntityNameRepository, to that you could quickly find those in your folder...

If you want to use the MySQL command IN() in the QueryBuilder, you can do it with the in() function of the ExpressionBuilder class. // get an ExpressionBuilder instance, so that you $expressionBulder = $this->_em->getExpressionBuilder(); $qb = $this->_em->createQueryBuilder() ->se...

Say you have the following model: public class foo { [Required] public string Email { get; set; } [Required] public string Password { get; set; } [Required] public string FullName { get; set; } } But you want to exclude FullName from the modelvalidation becaus...

It is very common that during development, one may find very useful to lock/unlock the device screen during specific parts of the code. For instance, while showing a Dialog with information, the developer might want to lock the screen's rotation to prevent the dialog from being dismissed and the cu...

/** * @author piotrek1543 * * This example provides a specific UI testing problem and how it is already solved * with Google's Espresso. Notice that I used also Spoon framework, as Espresso * lacks of taking screenshots functionality. */ @RunWith(AndroidJUnit4.class) public class M...

Suppose you have a table and you want to change one of this table primary id. you can use the following scrpit. primary ID here is "PK_S" begin for i in (select a.table_name, c.column_name from user_constraints a, user_cons_columns c where a.CONSTRAINT_TYPE...

Suppose you have the table T1 and it has relation with many tables and its primary key constraint name is "pk_t1" you want to disable these foreign keys you can use: Begin For I in (select table_name, constraint_name from user_constraint t where r_constraint_name='pk_t1') loop E...

As previous example, this script request elevation if needed. We ask the user for credentials avoiding the UAC prompt. @echo off cls & set "user=" & set "pass=" :: check if we have administrative access :: ----------------------------------------------------------...

trait PartialFunction[-A, +B] extends (A => B) Every single-argument PartialFunction is also a Function1. This is counter-intuitive in a formal mathematical sense, but better fits object oriented design. For this reason Function1 does not have to provide a constant true isDefinedAt method. To...