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2014/10/15 ¤U¤È 10:12:28

iphone Programming Glossary: parentheses

Is Macro Better Than UIColor for Setting RGB Color?

http://stackoverflow.com/questions/1243201/is-macro-better-than-uicolor-for-setting-rgb-color

8 255.0 blue float rgbValue & 0xFF 255.0 alpha 1.0 If you decide to stick with the macro though you should put parentheses around rgbValue wherever it appears. If I decide to call your macro with UIColorFromRGB 0xFF0000 0x00CC00 0x000099 you may..

Get specific Value between Javascript Function by NSRegularExpression?

http://stackoverflow.com/questions/15128700/get-specific-value-between-javascript-function-by-nsregularexpression

work NSString pattern @ latlng lat 0 9. lng 0 9. 0 9. matches one or more characters which are a digit or . and the parentheses around it make it a capture group so that the part of the string that matches this part of the pattern is available using..

FBConnect facebook.stream.publish with NSDictionary problems

http://stackoverflow.com/questions/1652049/fbconnect-facebook-stream-publish-with-nsdictionary-problems

method Facebook.streamPublish name aName session_key d0f98bfs89b7fg7v sig 89v0d9fv879fgv ss 1 v 1.0 It shows parentheses for array instead brackets is that normal . Then it displays the error NSCFArray dataUsingEncoding unrecognized selector..

How to get matches in iOS using regular expression?

http://stackoverflow.com/questions/4184845/how-to-get-matches-in-ios-using-regular-expression

Help parsing a nested JSON object

http://stackoverflow.com/questions/5129665/help-parsing-a-nested-json-object

the square brackets mean so the values that are returned from valueForKey are contained in NSArray instances hence the parentheses . You could use objectAtIndex before the last call to valueForKey to obtain just the value you're looking for. By the way..

Comma inside a statement inside a macro being misinterpreted as a macro argument separator

http://stackoverflow.com/questions/6768371/comma-inside-a-statement-inside-a-macro-being-misinterpreted-as-a-macro-argument

How do I create a global UIManagedDocument instance per document-on-disk shared by my whole application using blocks?

http://stackoverflow.com/questions/9204025/how-do-i-create-a-global-uimanageddocument-instance-per-document-on-disk-shared

vacationOpened vacation The UIManagedDocument vacation after the caret means that when you execute the block using the parentheses notation as in completionBlock doc you need to list a UIManagedDocument as a parameter. The value of that parameter will..