I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation? Or is there a library that does this that we can …

Jun 5, 2014 · surprising Swift doesn't seem to support native string formatting in print (). Although this might seem trivial, this type of solution has some efficiency concerns that it create a String …

I have an IOS app with an Azure back-end, and would like to log certain events, like logins and which versions of the app users are running. How can I return the version and build number …

45 Swift 3 & 4 This solution removes any non-numeric characters before applying formatting. It returns nil if the source phone number cannot be formatted according to assumptions. Swift 4 …

I'm trying to work out how to cast an Int into a String in Swift. I figure out a workaround, using NSNumber but I'd love to figure out how to do it all in Swift. let x : Int = 45 let xNSNumber = ...

Dec 7, 2014 · The nature of Swift's Double appears to be that it can be imprecise – because of the way it's stored/accessed in binary, even using this rounding function will not return a …

40 Updated to SWIFT 4 and the proper answer for the question If you want to round up to 2 decimal places you should multiply with 100 then round it off and then divide by 100

Jun 9, 2014 · About int () and Swift 2.x: if you get a nil value after conversion check if you try to convert a string with a big number (for example: 1073741824), in this case try:

Oct 28, 2016 · I am just starting to get to know Swift but I am having a serious problem with number formatting at an extremely basic level. For example, I need to display an integer with …

While playing around, I found the round() function in swift. It can be used as below: round(0.8) Which will return 1, as expected. Here's my question: how do I round by thousandths in swift? I ...