Recent Posts by David Santana

Larga vida a nuestras aplicaciones

Con frecuencia nuestros clientes vienen con buenas ideas que quieren ver plasmadas en una aplicación. Ellos consideran que el proyecto de desarrollo de una aplicación finaliza cuando la aplicación se publica en App Store. Sin embargo, Apple actualiza constantemente su sistema operativo publicando nuevas versiones todos los años llegando Octubre. Cada versión de iOS, el...

Consejos para desarrollar una buena aplicación

Hoy nos gustaría hablar sobre las aplicaciones móviles. Sin embargo, no comentaremos los puntos básicos que muchos blogs suelen mencionar, a nosotros nos gustaría describirles algunos consejos que solemos dar a nuestros clientes desde el momento en que nos solicitan el desarrollo de una aplicación hasta el momento en que ellos lanzan al mercado la...

Possible new version of Beats Music at WWDC 2015

Apple is expected to announce the rebranded and revamped version of Beats Music at WWDC 2015, Apple Worldwide Developers Conference that will take place next week. Beats Music and Beats Electronics was acquired last year and Apple is negotiating over streaming terms with music labels, 72 hours before WWDC 2015. You can read the full article...

Code: iOS Freehand Drawing Part 1

There is some cases where we need to make a freehand drawing in our apps, for example to make a signature. This will be the first part of three post that will allow you to draw in a freehand way. Lets go! 1) Set up your project. If you don't know how to start maybe it's not your...

Code: Custom UIView from xib

If you are building a complex view, you can break it down in parts to make more readable the code and split the functionality on different UIView classes. Then you can instantiate your subviews from your main UIViewController.

Code: Custom pins in your map

Sometimes you need to add a custom pin to your map. You can use this piece of code to achieve that. Take a special look to the property "centerOffset" that allows to adjust your image from the center of your MKAnnotationView (usually you will set it as (0 , minus half...

Theory: Delegate patterns in Cocoa

The delegate pattern is a common and useful pattern in cocoa's environment like  properties and will be easy to implement if you have clear what you want to do. The first thing we need to know will be the concept of 'protocol', this is basically a declaration which methods are between two classes and...

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