Apple Mach-O Linker Error

Your case might be different. In my case I followed them below.

1. Go to your application targets in Xcode
2. Select your app target
3. Select Build Settings
4. Change Build Active Architecture Only to Yes

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iOS numberOfRowInSection isn't called when tableView reloadData is called

When the number of row in TableView is 0 iOS TableView’s reloadData method isn’t called. So I put a code to handle this case.

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Keynote 7.1 , Easy to select an object with Object List

Keynote 7.1 added a new feature which called Object List. With Object List, you can easily select one of the objects in your slide.
Sometimes selecting an object among many objects in your slide is hard. Object List is a solution for that situation.

Choose the View menu on the menu bar and select Show Object List menu under it.

Keynote 7.1 - Object List

As you can see above, the list menu was slid from the left side between the navigator and the main canvas.
Keynote 7.1 is not a major change. But I think that Keynote 7.1 improvement is handy for all users.

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Keynote 7.1 , Easy to replace a font in Keynote

Today Apple released Keynote 7.1. One of the new features is easy to replace a font in your presentation.

If you open your presentation in Keynote 7.1, there is a new font management window.

Font Replacement Window in Keynote 7.1

My first impression is much better intuitive to manage my font. I encourage you to use Keynote 7.1. You can update your Keynote through MacAppstore now.

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P.O.P - Power of Presentation

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Bug - CLLocationManager deferredLocationUpdatesAvailable always returns false in iOS10

Recently I tried to use this method for my development in iOS10. By the way the function isn’t work in iOS10. It always returns false value.

I hope that Apple fixs it as soon as possible.

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iOS Keychain in Swift3

In Swift3 you should cast all dictionary values to AnyObject if the objects are derived from NSObject.

Refer the link

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