What is the reuse-identifier used for?
Ios Developer Engineer Interview Questions
5,594 ios developer engineer interview questions shared by candidates
What gives the quickest access: CPU register, CPU cache, RAM, HDD. Write -1 as a 4 bytes integer using hexadecimal notation
In coding test, they gave no clear requirements, just some api call and location update related question.
What will be printed after the following code? class TestClass { var aBlock: (() -> ())? = nil let aConstant = 5 init() { print("init") self.aBlock = { print(self.aConstant) } } deinit { print("deinit") } } var testClass: TestClass? = TestClass() testClass = nil
Are you good
Addition of 2 binary numbers.
Given an array that contains numbers and/or other nested arrays, write an algorithm to come up with a sum of these elements, multiplied by the depth (or how many arrays deep) you are. For example, what would you do with an input array that looks like: [ 2, 3, [ 9, [ 1, 2 ]], 4]
Given an array of strings, remove any duplicates and return a new array containing the first occurrence of each string.
Pretend you're given a simple iOS app with a table view and a text field which looks like a search bar. It has methods to call to a remote server to get potential auto complete words. Describe how you would actually implement the iOS side.
what is playground in ios?
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