Recent questions tagged cocoa

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cocoa touch - How to get notified when scrollToRowAtIndexPath finishes animating

This is a follow-up to How to get notified when a tableViewController finishes animating the push onto a nav stack ... already which is no good. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa - How to change NSPopover background color include triangle part?

How can I change NSPopover background color include triangle part? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa - How well is Objective-C++ supported?

I've been learning Objective-C and Cocoa by working my way through the Hillegass book and it occurs to me that ... there using Objective-C++? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa - How to use NSDecimalNumber?

I'm building a app that needs to perform calculations on money. I wonder how to properly use NSDecimalNumber, ... know what put there... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa touch - Show iPhone soft keyboard even though a hardware keyboard is connected

My iPad app uses an external "device" that acts as a hardware keyboard. But, at some point in the ... have a hardware keyboard connected? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa - What is the best Core Image filter to produce black and white effects?

I am using Core Image and would like to produce a black and white effect on the chosen image. Ideally I ... using other filters? Thanks Oliver See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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