Monthly Archives: April 2015

NSURLSession Sample Code

NSURLSession Sample Code Written By: Debasis Das (28-Apr-2015) In this article we will create a sample application that reads data from a web service using NSURLSession, NSURLSessionDelegate & NSURLRequest. We have demonstrated 2 different approaches of getting data. Delegate Approach

Posted in Cocoa, Objective C Tagged with: , , , , , ,

Splash Screen in Cocoa Objective C

Splash Screen in Cocoa, Objective C Written By : Debasis Das (26-Apr-2015) Why do we need a Splash Screen? Sometimes when loading the application instantly is not a practical option, one should give a Splash Screen with a Progress Indicator

Posted in Cocoa, Objective C Tagged with: , , , , ,

Converting Array of Dictionary to Tree, Org Structure

Converting Array of Dictionary to Tree, Org Structure Written By: Debasis Das (19-Apr-2015) The objective of this article is to convert an array of dictionaries (Key value pairs emp_id = some emp id & mgr_id = some emp id) to

Posted in algorithms, Cocoa, Objective C Tagged with: , , , ,

Objective C Blocks Sample Code

Objective C Blocks Sample Code Written By: Debasis Das (19-Apr-2015) In this post we will create sample codes for using blocks in an Cocoa Objective C Application Block with 1 input Parameter and 1 return Type int (^testBlock)(int) = ^int

Posted in Cocoa, Objective C Tagged with: , ,

Cocoa, Objective C Interview Questions – Part 2

Cocoa, Objective C Interview Questions – Part 2 Compiled By : Debasis Das (5-April-2015) Part 2 in series on cocoa, objective c interview questions. The questions will range between basic to intermediate to advanced concepts. Below is the second in the series. This set of questions

Posted in Cocoa, Objective C Tagged with: , , , ,

Cocoa, Objective C Interview Questions – Part 1

Cocoa, Objective C Interview Questions – Part 1 Compiled By : Debasis Das (4-April-2015) Will be publishing a series of cocoa, objective c interview questions. The questions will range between basic to intermediate to advanced concepts. Below is the first in the

Posted in Cocoa, Objective C Tagged with: , , ,

Design Pattern – An Introduction

Design Patterns – An Introduction Written By: Debasis Das (2-Apr-2015) What is a Design Pattern? A design pattern is a template for a design that solves a general, recurring problem in a particular context Types of Design Pattern Design Patterns

Posted in Design Pattern Tagged with: , , , , ,

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