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HIREVIETNAMESE




iPhone Training
     Lesson 4
HIREVIETNAMESE
http://www.hirevietnamese.com

    Contents


                1      Storing Data


                4      Example 4



                5      Exercise 4




                                                  2
HIREVIETNAMESE
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    Storing Data




              Setting user Preferences with
                     NSUserDefaults




                                                          3
HIREVIETNAMESE
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    NSUserDefaults


     Get a Handle to the NSUserDefaults object
        NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];

     Saving
        [prefs setObject:ObjectToSave forKey:”KEY”];

     Retrieving
        NSString *myString = [prefs stringForKey:@“KEY"];




                                                                          4
HIREVIETNAMESE
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    Storing Data




              Saving/Retrieving Data from a
                    SQLite Database




                                                      5
HIREVIETNAMESE
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    Create Database




                                            6
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    Check and Create DB




                                            7
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    Select Statement




                                            8
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    Delete Statement




                                            9
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    Add Statement




                                            10
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    Update Statement




                                            11
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    Example 4




                                            12
HIREVIETNAMESE
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    Exercise 4




                                            13
HIREVIETNAMESE

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HireVietnamese - Lesson 4