I need to scan some text files and separate the bytes into those with the sign bit set and those without. I’d like to use a scanner to do this. How would I define a character set for this scanner? (The reason I need…
Tag: swift
Hello, I am quite new in Swift and Ihave the following problem to solve: I have a file with both, string and binary content. Ideally, I’d like to read the complete file into a buffer of type myStruct. As an example: The first…
Hi everyone, I’m currently really stuck and have tried everything I can. I’m developing an app where the user turns and moves the iPhone. The movements are then sent to my renderer. However I had to change the axis of the iPhone to match…
I’m a novice Swift coder. I’m working on a project that requires text-to-speech functionality on the Mac. It was my understanding the AVFoundation was working under macOS 10.14, but when I try to import and use it, Xcode claims to not recognize any of the…
I’ve a grid table using a UICollectionView – 4 columns x 4 rows. In the top row, I’ve three UIPickerViews. If the user selects a new value in the picker, the UILabels in the pickers revert to previous label (columns 1 and 4, not 3),…
Hello, I’m working on a mixed-source (Objective-C + Swift) framework project and need to call some Objective-C methods from Swift. However, I do not want to make the Objective-C methods public in doing so. Previously, this could be accomplished using a bridging header, but bridging…
I have a bunch of strings that contain postfix operators. I want to transform all of these operators into prefixes. For example, suppose 1 and 2 are the postfixes. I want to transform the string abcD12efg into abc12Defg. I know about swapAt, but after…
Hello, I’ve been searching all over for this for days and I can’t find the solution as I’m kind of illiterate with code so I have been reading and watching tutorials. Anyway, I have a webapp I created that is in HTML, CSS, and javascript. …
I am trying to make my document icons show up when for example attaching in Mail app. This is the Info.plist which I have: CFBundleDocumentTypes CFBundleTypeExtensions poz CFBundleTypeIconFiles icon_320x320.png icon_64x64.png …
This is really weird. My app involves a number of unit-of-measure choices made by the user for expressing pressure, temperature and so on. I save these user preferences in UserDefaults and for the most part it all works great. Except for one specific case, when…