Base on the explanation in Apple Developer Documentation, delegation is a simple and powerful pattern in which one object in a program acts on behalf of, or in coordination with, another object. The delegating object keeps a reference to the other object—the delegate—and at the appropriate time sends a message to it. The message informs the delegate of an event that the delegating object is about to handle or has just handled. The delegate may [...]

Ever thought of how to import your excel data into iphone project? You can do it with CSV parser. CHCSVParser is an Objective-C parser for CSV files. It is very useful if you would like to import your data from excel file, you can save your excel to CSV format and import them into objective-c. The source can be downloaded from github here. To use this library, in your controller, you need to import the [...]