Recently, I have learned how to parse a json file in Xcode or using Swift. As a result, I think it’s better that I put it down to reinforce my memory.

JSON is short for JavaScript Object Notation. It is a lightweight format for storing and transporting data. It is…

Build Linked List from Scratch

I watched a video about building a Linked List from scratch, but there was something bothering me. After talking to a friend of mine, I finally found what kept me up whole night. As one of those having little background computer science and trying to study data structures and algorithm…

What is Big O notation??

According to wiki, Big O notation means “Big O notation is a mathematical notation that describes the limiting behavior of a function when the argument tends towards a particular value or infinity.”

Well, if you are like me, someone having zero knowledge about computer science or not majoring in computer…


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