iPhone Tutorials

Directory Structure for iPhone Applications

  • 2010-09-05
  • Comments
  • Jonathan Zdziarski
  • 1161

Apple came up with an elegant way to contain applications in their operating system. As OS X is a Unix-based platform, Apple wanted to make it adhere to basic Unix file conventions, and so the resource forks of olde were no longer sufficient (or efficient, for that matter). The challenge was to design a structure that would allow an application to remain self-contained while surviving on a file system that didn't believe in cheapening its architecture with proprietary workarounds. The answer came from an older ancestor of Mac OS X named NeXT, which treated an application as a bundle represented within a directory. The bundle concept introduces an approach to group application resources, binaries, and other related files.
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Multitasking in iPhone 4 - iOS 4

  • 2010-08-26
  • Comments
  • Brad Lee
  • 1161

iOS 4 delivers seven new multitasking services that allow your apps to perform tasks in the background while preserving battery life and performance. These multitasking services include:
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Making an HTTP Connection in iPhone Application

  • 2010-09-06
  • Comments
  • Jonathan Zdziarski
  • 1161

You can use the CFHTTP API to create an HTTP request. This allows you to easily invoke HTTP GET, HEAD, PUT, POST, and most other standard requests. Creating a request involves the three-step process of creating the request object, defining the HTTP request message and headers, and serializing the message into raw protocol. Only HTTP POST requests generally contain a message body, which can contain POST form data to send. All other requests use an empty body while embedding the request parameters into the headers.
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Making an FTP Connection in iPhone Application

  • 2010-09-06
  • Comments
  • Jonathan Zdziarski
  • 1161

The CFFTP API is similar to the CFHTTP API, and relies on read streams to transmit FTP data. To create an FTP request, use the CFReadStreamCreateWithFTPURL function, as shown below. This will create the initial read stream to the FTP server:
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Making an HTTP Connection in iPhone Application

Making an FTP Connection in iPhone Application

Directory Structure for iPhone Applications

Multitasking in iPhone 4 - iOS 4

Archived Comments

1. Many Thanks.
View Tutorial          By: Kallol Samaddar at 2013-07-11 18:26:06

2. i want full of information abt java
View Tutorial          By: sagar at 2010-08-23 06:42:40

3. please gave us simple difference between structure
View Tutorial          By: vishal at 2011-12-18 13:33:17

4. Thanks! Can u explain how to use PreparedStatement
View Tutorial          By: Shashank Araokar at 2007-05-07 07:41:54

5. Thanx!!!!....
It helped me to startup with

View Tutorial          By: RAJITHA REDDY at 2011-03-01 02:47:03

6. i have to write a calculator program for very ve
View Tutorial          By: maryam at 2012-12-31 10:21:55

7. Clear explanation...
View Tutorial          By: Nisha at 2013-01-31 05:10:29

8. sir needed help i am compiler dev c++ which shown
View Tutorial          By: shahab at 2010-05-05 13:17:53

9. Thanks alot.. it helped me a lot...
View Tutorial          By: Sushmitha Rao at 2010-06-02 02:39:51

10. Thank you for this tutorial. Thank you all the mor
View Tutorial          By: sd at 2013-09-09 05:38:52