What gives the quickest access: CPU register, CPU cache, RAM, HDD. Write -1 as a 4 bytes integer using hexadecimal notation
Desenvolvedor Ios Junior Interview Questions
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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
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.
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]
Are you good
what is playground in ios?
How will you implement sets and the intersection operation? Complexity?
Write a function to find elements that repeat a given N times in a given L list.
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