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ios - Swift - encode URL - Stack Overflow 0 SWIFT 4 2 Sometimes this happened just because there is space in slug OR absence of URL encoding for parameters passing through API URL
swift - Read and write a String from text file - Stack Overflow I need to read and write data to from a text file, but I haven't been able to figure out how I found this sample code in the Swift's iBook, but I still don't know how to write or read data import
null nil in Swift - Stack Overflow 8 Swift’s nil is not the same as nil in Objective-C In Objective-C, nil is a pointer to a non-existent object In Swift, nil is not a pointer—it is the absence of a value of a certain type Optionals of any type can be set to nil, not just object types NULL has no equivalent in Swift nil is also called nil in Swift Nil has no equivalent
swift2 - Swift: guard let vs if let - Stack Overflow The Swift Docs on Control Flow explain the idea behind that: Using a guard statement for requirements improves the readability of your code, compared to doing the same check with an if statement
xcode - How can I use swift in Terminal? - Stack Overflow Xcode’s debugger includes an interactive version of the Swift language, known as the REPL (Read-Eval-Print-Loop) Use Swift syntax to evaluate and interact with your running app or write new code in a script-like environment The REPL is available from within LLDB in Xcode’s console, or from Terminal I want to know how to get the REPL?