En este blog encontrarás posts de programación y tecnología, de principiante a avanzado, frikadas y, muy de vez en cuando, una idea genial.
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Stanford courses on Lean Launchpad and Technology Entrepreneurship
Stanford courses for free! Stanford University seems unstoppable: after releasing 9 computer science courses as free video lectures, they just added 2 entrepreneurship classes:
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Diseñar una gran UI por Mark Kawano – iOS5 Tech Talk London 2011
Diseñar un gran UI: tipos de aplicaciones De acuerdo con el presentador, Mark Kawano, lo primero para diseñar una gran UI es definir el
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New free video lectures from Stanford University
Stanford University releases new free video lectures Stanford University improves its already incredibly generous display of free video lectures. After Paul Hegarty’s iOS Programming
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Presentación Curso Desarrollo iOS y la chuleta del mismo están al fin disponibles
Presentación curso desarrollo iOS Trás mucho pelear con Slideshare, quejarme en privado y luego en público por twitter (todo ello sin resultado) acepté lo
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The latest iPad and iPhone Application Development Course
Latest iPad & iPhone Application Development Course The University Of Stanford has released the latest iPad and iPhone Application Development Course. The Fall 2011
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State Machines in Cocoa / Objective C
State Machines State Machines model systems that can be in any of a limited number of «conditions» (states) and moves from one to another
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RotatingViewController: Display a different UIViewController
RotatingViewController Sometimes you may want to display a different view in landscape and portrait mode. A good example is Apple’s Calculator: it switches from normal
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Reducing cyclomatic complexity in your Objective C code
Cyclomatic complexity The need for control structures is greatly diminished in Object Oriented languages if compared to other languages. Usually polymorphism provides a better and
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Implementing booleans in Objective C as objects
Booleans Just like GitHub’s Octocat, Objective C is the result of mixing very unlikely bedfellows: Smalltalk and C. Smalltalk is a pure Object Oriented
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Objective C syntax is just like Cobol
Objective C syntax I spent this weekend teaching an Introduction to Cocoa-Touch course in Madrid. As usual, you always end up learning something new from
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How to safely send @optional protocol messages
@optional protocol messages in Objective C Objective C 2.0 added support for @optional methods in protocols. Whatever class conforms to the protocol, it won’t
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Variadic methods in Objective C
Methods that accept a variable number of parameters It’s very common in Cocoa to find methods that take a variable number of parameters (ending in nil).
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Cómo crear métodos variádicos en Objective C
Métodos variádicos en Objective C Es muy común en Cocoa encontrarnos con métodos que aceptan una lista de parámetros, terminando en nil. Por ejemplo,
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How To Display Transparent Modal ViewControllers
Transparent Modal View Controllers I recently had to add a semi-transparent modal view controller on an app that I’m building for INSEAD. I was
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How to avoid a circular import error in Objective C
Circular import error in Objective C This morning I was treacherously bitten in the butt by a circular import error. In order to help you avoid
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Los Tres Mandamientos de La Gestión de Memoria en Objective C y Cocoa
Los 3 mandamientos de la gestión de memoria en Objective C y Cocoa. Para las variables de instancia, usa SIEMPRE propiedades autogeneradas (@property y
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Automatizar mensajes con Cocoa
¿Cómo automatizar mensajes con Cocoa? Bloques en Cocoa ¿Cómo representar conjuntos de acciones que tienen que ser llevadas a cabo en serie? Es relativamente
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Funciones en Cocoa: Map, reduce y filter
Funciones Map, Reduce, Filter: iteración de alto nivel Después de trabajar con Smalltalk, Lisp o Python, todos ellos lenguajes que poseen en mayor o
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Comparing Objects in Objective C
Comparing Objects in Objective C Cocoa defines several methods for comparing objects in Cocoa: isEqual: isEqualToClassName isEqual: compares the receiver to an object and
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How to change the background color of a cell in a UITableView
Changing the background color of a cell in a UITableView The default value for selectedBackgroundView is nil for cells in plain-style tables (UITableViewStylePlain) and
Apúntate a la NERDSLETTER
de Fernando Rodríguez
