Recent questions tagged objective

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objective c - Selection Highlight in NSCollectionView

I have a working NSCollectionView with one minor, but critical, exception. Getting and highlighting the selected item ... :YES]; } @end See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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404 views

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objective c - Change color of cursor in UITextField

How can I change the color of the cursor in my UITextField? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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382 views

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objective c - iOS UIImageView scaling image down produces aliased image on iPad 2

I am using UIImageView to display thumbnails of images that can then be selected to be viewed at full size. The ... the quality of the scaling. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

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objective c - What's the difference between `-fembed-bitcode` and BITCODE_GENERATION_MODE?

I've been updating a static library to support bitcode, and from my research I found two ways to achieve that: ... any difference in its usage. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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384 views

1 answer

objective c - Getting the last day of a month

How can I get the last day of the current month as an NSDate? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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370 views

1 answer

objective c - BOOL with 64-bit on iOS

When I use BOOL for 32-bit, I get: BOOL b1=8960; //b1 == NO bool b2=8960; //b2 == true But for 64 ... changed about BOOL from 32-bit to 64-bit? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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470 views

1 answer

objective c - Create NSString by repeating another string a given number of times

This should be easy, but I'm having a hard time finding the easiest solution. I need an NSString that is ... Omni Frameworks by The Omni Group. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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336 views

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objective c - .h file not found

I'm working on an app in xcode 4 and everything was going great, then something odd just started happening. Every ... this is driving me crazy! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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890 views

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objective c - no valid 'aps-environment' entitlement string found for application

I am trying to configure my app to support push notification, but keep getting this error: Failed to get token, ... . Any more ideas? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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328 views

1 answer

objective c - How can I transfer files from one application to another in the same iOS device?

I am writing an iOS application that performs conversion of a file saved by another application on the same device ... are non-textual files. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

276 views

1 answer

objective c - Decompilation possibilities in iOS and how to prevent them

I recently read about decompilation of iOS apps and I'm now really concerned about it. As stated in the following ... not secure, isn't it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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372 views

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objective c - Can .strings resource files be added at runtime?

I know that in Mac apps one can add .strings files to the project folder to add localizations. Is there any way ... it in /Documents on iOS? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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451 views

1 answer

objective c - NSBezierPath drawing

I want to do a rounded rectangle outline on an NSImage and I figured that using NSBezierPath would be the best way. ... a thin line as well... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

409 views

1 answer

objective c - How to animate a UIImageview to display fullscreen by tapping on it?

I have an UIImageView in a UITableviewCell. When it is tapped, the UIImageView should animated to be displayed ... can this be achieved? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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441 views

1 answer

objective c - iOS Core Graphics: Draw ONLY shadows of a CGPath

I am drawing a simple path in iOS 5 with Core Graphics: CGMutablePathRef path = CGPathCreateMutable(); ... shadows for one path? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

383 views

1 answer

objective c - iOS 9 ATS SSL error with supporting server

I installed Xcode 7 and tried running my app under iOS 9. I'm getting the infamous error: Connection failed! ... could be the problem then? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

518 views

1 answer

objective c - How to detect the active iTunes store on the iPhone/iPod Touch/iPad?

I'd like to be able to determine which store the user connects to from inside my app, so that I can ... etc. Any help would be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

300 views

1 answer

objective c - Uploading an image from iOS to PHP

I've been working on uploading an UIImage to an webserver. The problem is, that the image never appears on the Server. ... { echo "error"; } ?> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

353 views

1 answer

objective c - Hiding properties from public access

I'm trying to declare properties that are for internal use only in a Private category as such: @interface BarLayer ... would the correct way be? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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505 views

1 answer

objective c - iOS: present view controller programmatically

I'm using the presentViewController:animated:completion: method to go to another view controller. This is my code: ... to be done in code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

405 views

1 answer

objective c - How can I make phone call in iOS?

How can I make a phone call in Objective-C? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

643 views

1 answer

objective c - Change color on checkmark in UITableView

Could someone be so kind to show me how to change the color on the checkmark in UITableView? I have searched but ... to get it to work. Cheers See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

609 views

1 answer

objective c - Select row After UIPickerView is loaded

I have an iPhone database app that loads a UIPickerView with data from a table. I want to set the selected ... datasource to the picker yet. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

288 views

1 answer

objective c - Do OCUnit and OCMock work on the iPhone SDK?

I simply could not make it work, and I am wondering if I am wasting my time, or if I am simply stupid! Sorry ... to know if it work or not! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

422 views

1 answer

objective c - how to use the progress bar in the iphone app

In my iPhone app I am downloading some data from an FTP server. To show the action I am using ... example code? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

528 views

1 answer

objective c - How to include Doxygen method description in Xcode's autocomplete popup?

Using Xcode , I want to have the Doxygen description of my method below the autocomplete option, like alloc: ... appear as suggestions in Xcode. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

601 views

1 answer

objective c - iOS Present modal view controller on startup without flash

I'd like to present modally, at first startup, a tutorial wizard to the user. Is there a way to present a ... the modal doesn't even appear. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

533 views

1 answer

objective c - Swapping rootViewController with animation

I'm having a little trouble swapping rootViewControllers with animation. Here's the code that I'm using: [UIView ... the animation. Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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