Creating a collage by combining an array of images (macOS & iOS)

In NewsWave, when you are in the “Add Feed” view you have the option to search the RSS repository, add a RSS URL or choose from ‘recommended feeds’.  Recommended feeds may change over time so, instead of using static images, NewsWave looks at the feeds from each recommended category and creates a collage to represent […]

Inserting cells at the top of a UITableView with no scrolling

If you would like your table to be refreshed “ala Twitter”, with new data being added on top, here’s a quick an easy way to do it for iOS:  func updateTableViewAfterAdditionInNewArray(){         //Get new feeds and check if counts are different         let countOfAddedItems = oldArray.count – newArray.count    […]

Resize NSImage Proportionally (Swift)

I wanted a simple function to resize an image to a desired height, while keeping proportions. Here’s what I came up with (based on Marco implementation): extension NSImage {          func resizedImageTo(sourceImage: NSImage, newSize: NSSize) -> NSImage?{         if sourceImage.isValid == false {             […]

Get Date Day, Month or Year in Swift 3.0

Just a quick update to show how to get Date Day, Month or Year in Swift 3 //Here I’m creating the calendar instance that we will operate with: let calendar = NSCalendar.init(calendarIdentifier: NSCalendar.Identifier.gregorian)         //Now asking the calendar what month are we in today’s date: let currentMonthInt = (calendar?.component(NSCalendar.Unit.month, from: Date()))!           //Now […]

Scheduled notifications in macOS

Notifications are a very useful addition to macOS applications, when done right can help inmensly.  Here’s how you create scheduled and immediate notifications. Let’s start with the immediate ones: func triggerNotification() -> Void {     let notification = NSUserNotification()     notification.title = “titleOfNotification”     notification.informativeText = “whateverTextYou WantToAdd”     notification.soundName = […]