Parsing XML

http://www.edumobile.org/iphone/iphone-programming-tutorials/parsing-an-xml-file/

http://www.iphonesdkarticles.com/2008/12/parsing-xml-files.html

http://www.theappcodeblog.com/?p=493

TBXML and guide!!

http://www.tbxml.co.uk/TBXML/TBXML_Free.html

Json google translate

http://www.raywenderlich.com/1448/how-to-translate-text-with-google-translate-and-json-on-the-iphone

MySql to json query

SELECT
    CONCAT( "[",
        GROUP_CONCAT(
            CONCAT("{name:'",`name`,"'"),
            CONCAT(",email:'",`email`,"'}")
        )
    ,"]")
AS json FROM users;

Screenshots

http://www.curioustimes.de/iphonesimulatorcropper/index.html

More Mapkit

http://www.highoncoding.com/Articles/804_Introduction_to_MapKit_Framework_for_iPhone_Development.aspx

http://maybelost.com/2011/01/a-basic-mapview-and-annotation-tutorial/

More JSON

http://iphonedevelopertips.com/networking/iphone-json-flickr-tutorial-part-1.html

http://mobile.tutsplus.com/tutorials/iphone/iphone-json-twitter-api/

http://iphone.zcentric.com/2008/08/25/click-a-cell/

Populate TableView from JSON

Using JSON to Access MySQL from an iPhone

http://tempered.mobi/