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I want the center of the dropdown menu aligns with the center of the parent menu item. Using css (stylus). But the width of the dropdown menu is not fixed, the width of the submenu items is dynamic, meaning it can change based on the content inside.

How to use AWS E3 Bucket on Java 1.x Spring Boot

This article is the detail of how to setup AWS s3 on my Java 1.x with Spring Boot based on my own project needs.

Hello World

Hello World

Write IOC Container Step by Step

Note about how to realize a IOC.

Spring Framework 6.0 IoC

Note of learning Ioc Introduction.

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LeetCode 218. The Skyline Problem

Calculate the building in lines not by the whole building.

Win11 跳过CPU和TPM验证

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win11,win10 电脑声音显示红叉

昨天刚刚装了win11，又遇到了那个经典的bug，没有声音，声音图标显示一个叉号。这个之前在Win10我就遇见过好多回了，每次都搞好长时间。