Day 1 of 30 days Leetcode challenge
Single Number Given a non-empty array of integers, every element appears twice except for one. Find ...
AES - Advanced Encryption Standard
Giới thiệu AES là chuẩn mã hoá được sử dụng khắp nơi hiện nay. Bài viết bạn đang đọc, video bạn hay ...
SwiftUI tappable StackView
There is one problem I recently faced with onTapGesture with Stack Views. Unlike all views, Stack Vi ...
Quy hoạch động ?
Quy hoạch động - nghe có vẻ hàn lâm nhỉ. Đa phần tài liệu tiếng Việt mình đọc qua đều khó hiểu, nào ...
What is a race condition and how do we avoid it?
Take a look at the picture below, there are 3 concurrent tasks running. They start at different time ...
GCD queues : serial and concurrent
If you are reading this post, I wish you a merry christmas and new successful 2020. It has been lon ...
Fun with Prime Numbers
Wikipedia says: A prime number (or a prime) is a natural number greater than 1 that cannot be forme ...
Solve Skyline Problem by Swift - Leetcode 218
Detail of this problem can be found here. https://leetcode.com/problems/the-skyline-problem/ We ...