記錄一下如何在本來的專案上新增Watch App Target

1.Add Apple Watch target to your project (New->Target->Apple Watch->Watch App)

2.Go to iOS Simulator -> Hardware -> External displays and select any Apple Watch options

3.Choose '[your project] Watch App' target and Run

Custom URL Scheme

method

Open your app from from safari browser or other app. just setting URL type--> setting URL schemes like bellow

Xcode6 如何去除icon高光

Images.xcassets -> AppIcon -> iOS icon is pre-rendered（如图所示）

iphone6和6plus模拟器键盘不弹出问题

在xcode6中， 模拟器中的键盘和电脑的键盘可以进行绑定or解除绑定，打开模拟器，在最上面的菜单栏中，选择hardware，然后选择keyboards，有三个选项， 依次都勾选就行了。(注意：第三个选项在点击之后，实际已勾上了，但显示未勾上，但实际已经奏效了，这可能是xcode6的一个显示上的bug)

NSLog NSData Length to bytes

NSLog(@"File size is : %.2f MB",(CGFloat)myData.length/1024.0f/1024.0f);

Or for OS X 10.8+ and iOS 6+

NSLog(@"%@",[NSByteCountFormatter stringFromByteCount:myData.length countStyle:NSByteCountFormatterCountStyleFile]);

Xcode 6.3 not displaying memory report

I have resolved disabling Memory Guard diagnostic in the Scheme. From Xcode: Menu Product -> Scheme -> Edit Scheme... -> Diagnostic Tab -> uncheck all Guard options

If still doesn't work, try to disable (if enabled) the "Enable Zombie Object" checkbox

solve

Xcode 6.3: Crash while archiving a project

解決辦法