599 questions
I want to get the posture of the iOS device from the gyro, but I don't know how to do it.I looked it up and found out that http://qiita.com/yimajo/items/49bd534e8c257294a2e3This article is closest to ...
I'm playing video on swift3.I would like to display the default control bar and seek it, but I tried to move the sample code like the one below.I can't display the control bar even if I tap the video....
The iOS app implements a UI that scrolls vertically like a Twitter timeline.When you attempt to scroll vertically with a vertical swipe, if you swipe the area of the button on the UI, the button tap e...
// Load Foundation Frameworkimport Foundationvar str = New power of String!// substringFromIndex cannot be used without Foundationbecome str.substringFromIndex(advance(str.startIndex,4))) // power of ...
The UITabBarController maintains a subView of the viewController.I would like it to be displayed before the subView of the UITabBarController view.Layer.zPosition, blingSubviewToFront:, etc. are not r...
import Foundationfunc stdWeight(hegihtCm height:Double, #bmi:Double) - > Double { return power(height/100.0,2)*bmi}let height = 180.0let w1 = stdWeight (hegihtCm:height, bmi:22.0)print(The standard...
Hello I'm sorry to ask you something I can't do, but I'm having trouble because I don't know how to implement the protocol.I would appreciate it if someone could reply.For reasons such as containerVie...
How do you generate fetch conditions for Float values?The condition setting for the Ingteger value yielded the expected result, but the condition setting for the Float value did not yield the expected...
While creating a table view that displays the date and cell check items in the section, the tableData definition displays the error Cannot use instance member'checkListItem1' with in property initiali...
I tried to open a mailer in the app using the MFMailComposeViewController and send an email, but it didn't work, so I asked this time.The code that you think is relevant is as follows.However, if you ...
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