How can I fix node-gyp install error?

I have met this error when I try to migrate my service to a different server. At first, I tried to config Python environment with the command below.

sudo apt-get install git python2.7
npm config  set python python2.7

Then I tried to build it again and met another error. So I reinstall build-essential package in my Ubuntu server.

 sudo apt-get install build-essential

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Why should you use AirPod if you are Apple user?

AirPod is the best bluetooth earphone for me. The reason is that AirPod performs switching among Apple devices. I have used many bluetooth earphones which support Multi-Pairing. But most of them didn’t make me satisfied. Apple AirPod helps me my workflow more seamless and now I feel that it’s worth to buy if you are an Apple user.

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If you can't get OAuth Token by SFSafariViewController...?

Suddenly I have experienced this and found that there was a deprecated method. I used to use process URL Scheme with a method below.

func application(_ application: UIApplication, open url: URL, sourceApplication: String?, annotation: Any) -> Bool {
    return true 
}

But now I need to replace the method above to a method below.

func application(_ app: UIApplication, open url: URL, options: [UIApplicationOpenURLOptionsKey : Any] = [:]) -> Bool {
    return true 
}

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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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