in ios it is not same as it in computer there is text:"ยินดี in computer is but in ios it is the fontsize is 16 I tried every font which is in ios and tried copy simsun in windows to ios and create CTFont I draw it using UIGraphics drawString

how to save the state of my APP when I open another APP so that It can restore when I re-open it? my app will use over 10mb memory so if I open another APP(my app will go background) it will closed at all. when I re-open it it will restart. but I do not want it I want if I open Page A and then it go background and when I re-open it it still is Page A and do not restart.

I can use CGContextShowText to display character. and what I should use in CoreText? I find there is NSAttributedString but there is lack of setShouldAntialias and setAllowsAntialiasing(Bool) in NSAttributedString I DO NOT want to use Antialiase which means I want to set Antialiase to FALSE when I display characters

I want to create framework for this repo:https://github.com/BradLarson/GPUImage but failed. 1.I downloaded this repo and run below: xcodebuild archive -project GPUImage.xcodeproj -scheme GPUImage -destination "generic/platform=iOS" -archivePath "archives/GPUImage" xcodebuild archive -project GPUImage.xcodeproj -scheme GPUImage -destination "generic/platform=iOS Simulator" -archivePath "archivessimulator/GPUImage" xcodebuild -create-xcframework -archive archives/GPUImage.xcarchive -framework GPUImage.framework -archive archivessimulator/GPUImage.xcarchive -framework GPUImage.framework -output xcframeworks/GPUImage.xcframework there is error :cryptexDiskImage' is an unknown content type and com.apple.platform.xros' is an unknown platform identifier