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Tag: pickerview

Posted on February 6, 2019

Time Picker Part 2: Strings to Time Intervals

In the last tip,  I showed you how to use UIPickerControllers to make a time interval input. What I didn't show you is how to output that. In this tip I'll show you how to read and convert data from a picker that has a separate delegate.  If you download the exercise file, you'll have …

Continue reading "Time Picker Part 2: Strings to Time Intervals"

Posted on January 30, 2019

Protocols and Time Pickers

While there is the date components picker, sometimes you want a picker the gives a time interval in seconds. In this two-part tutorial, Let me show you how to set up one, and discuss some good uses of protocols beyondself If you download the exercise files, you’ll see I set up a project with two …

Continue reading "Protocols and Time Pickers"

Posted on March 2, 2015

Converting Objective C to Swift : The Circular Picker View Example

Swift is a new language. Objective C is not. Sometimes you have some Objective C code and want to make it into Swift code. I had a case of that this week when a reader asked me about continuous picker view wheels. If you are familiar with the date picker it goes from 0 to …

Continue reading "Converting Objective C to Swift : The Circular Picker View Example"

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If you are making your own stuff, doing your own work and trying to sell it in the market, most advice isn't enough. You want it to work. You want to sell your works  to those who most are touched by them. This newsletter is for you. I am one of those people like you, creative, independent and maybe a little bit crazy to the outside world. I'll talk about writing good apps for Apple platforms, the tools and API's to get there. Along the way I will show you how to become you best creative self.  I will show you how to build and create, and make some money at it too.

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Recent Posts

  • Fix Stack View Disasters February 20, 2019
  • Sliders as Knobs February 13, 2019
  • Time Picker Part 2: Strings to Time Intervals February 6, 2019
  • Protocols and Time Pickers January 30, 2019
  • CALayer Masks January 23, 2019

Archives

Current Published Works

Pratical Autolayout
for Xcode 8

practical-autolayout-x8-newsletter

In Practical Auto Layout for Xcode 8, using simple, practical, easy to follow examples, you will learn how to master auto layout, size classes and stack views on the Xcode 8 storyboard. Using easy to follow examples, you will learn how to make universal apps quickly easily and in far less time than ever before.

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Swift Swift:
View Controllers

Screenshot 2015-04-01 07.53.14

You will learn to use auto layout, size classes and new Swift implementations of view controllers. With plenty of color illustrations and code snippets, Swift Swift View Controllers will take you step by step through many easy demonstrations, teaching you the stuff you really need to know to implement any of these view controllers.

Available on Download_on_iBooks_Badge_US-UK_110x40_090513

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