Two variables will not subtract in XCODE

Posted by Michael Amici on Stack Overflow See other posts from Stack Overflow or by Michael Amici
Published on 2010-06-15T21:11:47Z Indexed on 2010/06/15 21:12 UTC
Read the original article Hit count: 131

Filed under:

iphone-sdk

|

xcode

|

variables

I am trying to subtract one variable from another, and use that output. but when I subtract them, the outcome is just the second variable negative!

int distance = pointX-pointXTwo;

    NSLog(@"%d", distance);

© Stack Overflow or respective owner

Related posts about iphone-sdk

iPhone SDK 3.2 beta and iPhone SDK 3.1.2

as seen on Stack Overflow - Search for 'Stack Overflow'
Hello, Currently I am using iPhone SDK 3.1.2 for developing iPhone apps. Apple has recently released iPhone SDK 3.2 beta and I want to try my hands with it. But my problem is that I want to use both versions of SDKs, 3.1.2 since I am currently developing apps and uploading on app store, 3.2 beta… >>> More
iPhone SDK: subFolders inside the main bundle

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, in the current project I have a number of folders, with subfolders, and these contain images: 01.png, 02.png. Folder1/FolderA/f1.png Folder1/FolderB/F1.png When I compile the app, I looked inside the the .app and noticed that all the images are placed in the top level, with no sub-folders.… >>> More
accessing video preview data with iPhone SDK 3.1.2/3

as seen on Stack Overflow - Search for 'Stack Overflow'
Is there a way to access raw data of iphone camera preview? I mean not the data of the picture that was shot already, but the preview, that shows before taking a shot? TIA >>> More
iPhone SDK: subFolders inside the main bundle

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, in the current project I have a number of folders, with subfolders, and these contain images: 01.png, 02.png. Folder1/FolderA/f1.png Folder1/FolderB/F1.png When I compile the app, I looked inside the the .app and noticed that all the images are placed in the top level, with no sub-folders.… >>> More
Accessing Instance Attributes from Secondary Thread (iPhone-SDK)

as seen on Stack Overflow - Search for 'Stack Overflow'
I have a class with an NSDictionary attribute. Inside this class I dispatch another thread to handle NSXMLParser handling. Inside my -didStartElement, I access the dictionary in the class (to compare an element found in the XML to one in the dictionary). At this point I get undefined results. Using… >>> More

Related posts about xcode

Xcode 3 or Xcode 4

as seen on Programmers - Search for 'Programmers'
Hi. I'm starting to learn development for the mac (then I'll learn iOS development). I just buy an iOS developer program, and I see there are 2 IDEs available for download: Xcode 3.x and Xcode 4 (GM Status). So I don't know where to start. Site's says that Xcode 4 its now "integrated" so there is… >>> More
Running Xcode Applications without installing Xcode

as seen on Stack Overflow - Search for 'Stack Overflow'
I know nothing about Xcode, except it's a Developer interface from Apple that actually comes on OSX CD and it's used to create iPhone apps as well. I also know it have a Applications folder, filled with little utilities, that are indeed quite useful. I tried grabbing one of them and running, without… >>> More
From Xcode 3.2.2 to Xcode 3.2.3

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi Everyone! Yesterday I felt in big issue that happens with all my projects. After I installed new Xcode 3.2.3 (for iPhone OS 4), all my projects started to spit out the "referenced from:" errors. I noticed that in new Xcode all the iPhone SDK versions earlier than 3.2 removed. But I have a projects… >>> More
Xcode : How to add support OS 3.0 in XCode 3.2.3

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, Is there any way to detect the SDK prior to 3.1.3 in the latest XCode that is 3.2.3. Looking for answers. Thank You. >>> More
XCode vs VS2008 or how to work with a static library project on XCode

as seen on Stack Overflow - Search for 'Stack Overflow'
Hello. I've working with Visual Studio for a long time and now I'm working with XCode. On Visual Studio I can work with more than one project at the same time adding them to a solution (imagine a solutin with a windows application project and a library project). Now I have XCode and two projects:… >>> More