--- title: "Jessie Yu (@jessieyu1) | Hashnode" description: "Software Engineer: Crafting Digital Solutions. Read the latest articles by Jessie Yu on Hashnode." url: "https://hashnode.com/@jessieyu1" --- @jessieyu1 # Jessie Yu @jessieyu1 · Australia · Joined November 2023 Software Engineer: Crafting Digital Solutions ### [DDIA Reading Notes - Chapter 3](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-3?utm_source=hashnode&utm_medium=feed) Storage and Retrieval 2 min read · [jessieyu1.hashnode.dev](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-3?utm_source=hashnode&utm_medium=feed) [May 31, 2024](https://hashnode.com/posts/ddia-reading-notes-chapter-3/66597cd57ed3a32e373d371b) ### [DDIA Reading Notes - Chapter 2](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-2?utm_source=hashnode&utm_medium=feed) Designing Data-Intensive Applications 3 min read · [jessieyu1.hashnode.dev](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-2?utm_source=hashnode&utm_medium=feed) [May 27, 2024](https://hashnode.com/posts/ddia-reading-notes-chapter-2/665453c7d01886312121fcda) ### [DDIA Reading Notes - Chapter 1](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-1?utm_source=hashnode&utm_medium=feed) Maintainablity, Scalablity, Observerbility 1 min read · [jessieyu1.hashnode.dev](https://jessieyu1.hashnode.dev/ddia-reading-notes-chapter-1?utm_source=hashnode&utm_medium=feed) [Mar 13, 2024](https://hashnode.com/posts/ddia-reading-notes-chapter-1/65f167e98c305dafefa4ed1c) ### [Leetcode 242. Valid Anagram](https://jessieyu1.hashnode.dev/leetcode-242-valid-anagram?utm_source=hashnode&utm_medium=feed) Discover efficient methods for determining if two strings are anagrams in JavaScript. Explore sorting techniques and hashmap utilization, each offering uniq 3 min read · [jessieyu1.hashnode.dev](https://jessieyu1.hashnode.dev/leetcode-242-valid-anagram?utm_source=hashnode&utm_medium=feed) [Mar 11, 2024](https://hashnode.com/posts/leetcode-242-valid-anagram/65eeadfc6acf23aa5b2a1eb7) ### [Leetcode 142. Linked List Cycle II](https://jessieyu1.hashnode.dev/leetcode-142-linked-list-cycle-ii?utm_source=hashnode&utm_medium=feed) Learn how to detect cycles in a linked list efficiently in JavaScript. This blog provides a detailed explanation of the algorithm 3 min read · [jessieyu1.hashnode.dev](https://jessieyu1.hashnode.dev/leetcode-142-linked-list-cycle-ii?utm_source=hashnode&utm_medium=feed) [Mar 10, 2024](https://hashnode.com/posts/leetcode-142-linked-list-cycle-ii/65ed777062d9e80d488cfa86)