Why does this not apply to the XCode debug window “po [myNsDateComponent weekday]”?
Specific example:
(gdb) po weEndDayTime
( gdb) po [weEndDayTime weekday]
0x2 does not appear to point
Tag: iPhone
iPhone – Recording block audio on iOS background
I’m trying to figure out a way to record audio in the background of an iOS application and stream it to the server.
When the application is in When in the foreground, I almost got this featur
iPhone – OpenGL texture mixing problem
I am using OpenGL ES to create a 2D application for the iPad, and I have some problems drawing transparent images.
I am using a fully transparent png- 24 images. I am also changing the color
[Repost] 18W is not enough to buy 30W charger? iPhone 11 Pro Max charging evaluation
Is it necessary to buy a 30W charger if I’m not full at 18W? iPhone 11 Pro Max charging evaluation https://www.cnbeta.com/articles/tech/895237.htm
Buy a device another day and play with it to m
iPhone – Core Data Concurrent (NSOpe)
wrote in Apple docs:
…you should create the context in
main ( for a serial queue) or start
(for a concurrent queue).
But I really don’t get any difference. Why can’t I create a contex
iPhone – Using some symbols as an example method
I looked at a piece of code today and noticed that this particular encoder uses dot notation to access instance methods (these methods do not accept values, they only return values). For exam
iPhone – Dynamically change the language when running iOS
I have been stacking and Google search for hours. I am a little desperate now.
I want to change the language of the application in the application, not just use the default language .
From m
iPhone – UiView frame originated animation with rebound effect
When I moved frame.origin.x from x to x-200, I managed to animate my UIView; however, when frame.origin.x reached x-200 , I hope it can bounce back and forth.
Any hints on what should I do?
Set the variable height of UITableViewcell according to the width of UITableViewcell – iPhone
In the IPhone tableview, the content width is 320 or 300, depending on the style. However, when the Ipad is on the stage, we start to use tableviews of different widths according to our design. < p
How to change the background color of the UIPickerView in the iPhone
I use a selector view controller in my application. Now I want to change the color of the background color. Then how can I change the background color of the selector view and also want to change R