You know the feeling. You're refactoring that old ViewController that’s still in Objective-C, and you get to that part where you need to extract an async call to a new class. And you’ve gotten so used to closures in Swift that you're using them to solve problems instead of delegates, even in Objective-C. And you say to yourself, “I know—I’ll use a block.”
I came into work Monday to see our builds failing with a problem that was unconnected to anything we merged recently. Reading the logs, I could see that fastlane's
gym was claiming that our scheme was not found in the workspace, but I knew that it was definitely there.
When I wrote about whether iOS developers needed to know Android to be successful, I had an instinct that the answer was no, and I did a spot-check of job-boards to make sure I wasn’t way off. Here’s a more in-depth look with links so you can check to make sure it still holds at a later date (my numbers are as of February 2018).