In this short tutorial I'm going to show to you how to play music and sound within your iOS app.
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You can do your own communication library to talk with your service, but it is complex and you should conform to a lot of RFC's.
Cocos2d provides a very simple and fast interface to use audio. As written in the cocos2d documentation:
A wrapper to the CDAudioManager object. This is recommended for basic audio requirements. If you just want to play some sound fx and some background music and have no interest in learning the lower level workings then this is the interface to use.
caf audio files are often used to add music to games for the iphone/ipad/ipod, specially if you are using cocos2d to develop your own game you have to use music in this specific format. Normally your music files are stored in mp3 format, so the need to convert them.
Often I download tools and applications from the internet.
Since Mountain Lion, Apple has integrated a new security feature. This feature divides applications in two groups:
- verified applications
- unverified applications
Sometimes you could have the need of numbering the lines of a text file. If the text file is very short you can do this job by hand, but if the number of lines of the text files is high this is a tedious job.
Almost all of Unix flavors provides the nl tools.
The C languange is not very friendly if you have to handle strings, and at the same time handling strings is a very very very common task for a C programmer.