1. Elegantly Handling Null Checks in Java with Optional

   Translate excerpt to English: Using `Optional` in Java for Elegant Null Checks

   2020/08/15

2. How to Fix IDEA Not Showing the Run Dashboard

   Quick Fix

   2020/07/25

3. A Summary of SpringMVC Request Annotations

   Request Annotations

   2020/07/15

4. Quickly Log In to a Linux Server

   A bit faster than passwordless login

   2020/06/02

5. Chrome’s Powerful Search Features

   Chrome’s Powerful Search Features

   2020/05/14

6. Using Postman Environment Variables

   Interface debugging efficiency up, up, up

   2020/04/15

Selected articles

Open source software