大约有 902 项符合查询结果（耗时：0.0094秒） [XML]
Virtual functions and performance - C++
...bjective-C (where all methods are virtual) is the primary language for the iPhone and freakin' Java is the main language for Android, I think it's pretty safe to use C++ virtual functions on our 3 GHz dual-core towers.
share...
Cannot hide status bar in iOS7
I just upgraded my iPhone 5 iOS 7 to four beta version. Now when I run my app from Xcode 5 on this iPhone, status bar doesn’t hide, even though it should.
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Regular expressions in an Objective-C Cocoa application
...(10.7) #if MAC_OS_X_VERSION_10_7 <= MAC_OS_X_VERSION_MAX_ALLOWED || __IPHONE_3_2 <= __IPHONE_OS_VERSION_MAX_ALLOWED
– Maciej Swic
Jul 25 '11 at 20:33
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Objective-C categories in static library
Can you guide me how to properly link static library to iPhone project. I use static library project added to app project as direct dependency (target -> general -> direct dependencies) and all works OK, but categories. A category defined in static library is not working in app.
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The identity used to sign the executable is no longer valid
...ssword, team, app, etc.
Select the right profile in Code Signing Identity (iPhone Developer)
Conventional way:
Just go to the new provisioning portal : Certificates, Identifier, Profiles
Login with your developer account.
Go to Certificates and click the Plus button.
Then select iOS Apps Develop...
Easy way to see saved NSUserDefaults?
...simulator if you go to:
/users/your user name/Library/Application Support/iPhone Simulator/<Sim Version>/Applications
This directory has a bunch of GUID named directories. If you are working on a few apps there will be a few of them. So you need to find your app binary:
find . -name foo.a...
What's the point of 'meta viewport user-scalable=no' in the Google Maps API
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On many devices (such as the iPhone), it prevents the user from using the browser's zoom. If you have a map and the browser does the zooming, then the user will see a big ol' pixelated image with huge pixelated labels. The idea is that the user should ...
Dispelling the UIImage imageNamed: FUD
...traffic. Specifically Rincewind added some authority.
There are issues in iPhone OS 2.x where the imageNamed: cache would not be cleared, even after a memory warning. At the same time +imageNamed: has gotten a lot of use not for the cache, but for the convenience, which has probably magnified the p...
UITableViewCell show white background and cannot be modified on iOS7
... @PeerMohamedThabib please tell some more about the environment (iPad/iPhone, iOS version) and provide some code. And actually you can investigate the situation yourself - just make a subclass of UITableViewCell, redefine the setBackgroundColor: method (just call superclass' implementation insi...
Adding devices to team provisioning profile
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This worked for me:
Login to your iphone provisioning portal through developer.apple.com
Add the UDID in devices
Go back to XCode, open up the Organizer and select "Provisioning Profiles", ensure that "Automatic Device Provisioning" is checked on the top ri...