Convert a string into an int
See the NSString Class Reference. NSString *string = @”5″; int value = [string intValue];
ios4
How to print or log the value of CGSize object?
Try this CGSize sizeOfTab = CGSizeMake(self.frame.size.width/tabCount, 49); NSLog(@”size of tab is %@”,NSStringFromCGSize(sizeOfTab)); The crash occurs because sizeOfTab is not in NSString format.
How to cancel UIView block-based animation?
You can stop all animations on a view by calling: [view.layer removeAllAnimations]; (You’ll need to import the QuartzCore framework to call methods on view.layer). If you want to stop a specific animation, not all animations, your best best bet is to use CAAnimations explicitly rather than the UIView animation helper methods, then you will have … Read more
iPhone: How to switch tabs with an animation?
Update 04/2016: Justed wanted to update this to say thank you to everyone for all the votes. Please also note that this was originally written way back when … before ARC, before constraints, before … a lot of stuff! So please take this into account when deciding whether to use these techniques. There may be … Read more
Developing cross platform mobile application [closed]
My answer here covers some of the technical limitations of cross-platfrom tools but let me expand a bit: I think that cross-platform tools have historically always been also-rans because such tools have the wrong philosophical focus. All the selling points for cross-plaform tools are the benefits they bring to developers. They are sold on the … Read more
Couldn’t register with the bootstrap Server
I was able to recover from this by unplugging the iPad, powering it down and back up, clearing all XCode caches and targets, and doing a clean build. I’m running XCode 3.5.4 and iOS 4.2.1 UPDATE: Same problem running Xcode 4.3 and iOS5 – just power-cycle the device.
How to change Xcode Project name
For Xcode 4 or later: Open a project Select Project Navigator Highlight project name Single click on project name For Xcode 3: Open a project > Menu > Project > Rename …
No suitable application records were found
I’ve just been through the same problem and resolved it quite easily. Through iTunes Connect the app has to be in the state of ‘waiting for upload’. At first I thought ‘prepare for upload’ was sufficient but not so. Thus you need to go through the questions about have you changed encryption and how you … Read more
iPhone : How to detect the end of slider drag?
If you don’t need any data inbetween drag, than you should simply set: [mySlider setContinuous: NO]; This way you will receive valueChanged event only when the user stops moving the slider. Swift 5 version: mySlider.isContinuous = false
Disabling user selection in UIWebView
Here are a few ways to disable selection: Add the following to your mobile web documents <style type=”text/css”> * { -webkit-touch-callout: none; -webkit-user-select: none; /* Disable selection/copy in UIWebView */ } </style> Programmatically load the following Javascript code: NSString * jsCallBack = @”window.getSelection().removeAllRanges();”; [webView stringByEvaluatingJavaScriptFromString:jsCallBack]; Disable the Copy / Paste user menu: – (BOOL)canPerformAction:(SEL)action withSender:(id)sender … Read more