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Leetcode Solution

19 minute read

Problem List Notes Longest substring without repeated character: use 2 pointers to maintain set of char composition and update satisfying substring

Introduction

less than 1 minute read

I set up this website to record and share personal learning blog.

Advanced SQL

1 minute read

Advanced SQL Syntax Mathematic Functions

NoSQL Basic

1 minute read

MongoDB Introduction

RDBMS Design

6 minute read

Design Principle with Relational Database Management System