Tag: NStimer

• August 15, 2018

  Timer Accuracy in iOS

  

  It’s buried in the docs, so you might not know how inaccurate Timer objects can be if you are trying to show the time. Let’s look at that inaccuracy and how to work around it. You’ll find in the exercise file on GitHub a starter project where I’ve put together a demo app with three […]
• February 19, 2016

  How to Use Watch Timers and NSTimers in WatchOS2 and Swift

  

  There’s a legacy from WatchOS1 which is not only frustrating but deceptive. While one would think that a watch would have easy to use built in timers, that is far from the case. WatchOS2 changed this situation slightly, but still makes timekeeping not as easy as one would think. There is a timer in WatchKit, […]
• April 24, 2015

  Swift Swift: Using NSTimer to Make a Timer or Alarm

  With the launch of the Apple Watch it’s time for timers in iOS and WatchKit. Learning to use timers is a very important skill for most developers. There are many places we need to schedule regular intervals of time to do things. In my WatchKit series I’m writing a workout interval timer which tells the […]
• April 20, 2015

  Swift WatchKit Tutorial: Coding Timers and NSTimer on Apple Watch

  There is a horrible secret  in WatchKit with many implications for those programming for the Apple watch.  There is also a secret many people do not get about Apple’s corporate address. There two secrets are interestingly related.  In WatchKit, There are no properties in the controls — you do everything with a method. This is […]