This tutorial shows how to build an automatic cow farm in Minecraft 1.20 and later, compatible with both Java and Bedrock Edition. Designed for survival mode, the build produces cooked beef and ...

最近老有朋友私信问我：“现在学Java还吃香不？找工作容易吗？” 作为一个在IT圈混了五六年的老码农，今天咱就唠点实在的，不整那些虚头巴脑的官方数据，就说点接地气的大实话。 这么说吧，你去招聘软件上搜“后端开发”、“企业级应用”、“安卓开发 ...

最近好多学Java的小伙伴私信我："学完基础了，想找个好工作该做啥项目啊？" 别慌！今天咱们就唠点实在的——那些真正能让面试官眼睛一亮的实战项目，看完你直接甩开80%的竞争者！ 去年我表弟零基础转行，就是在www.wangshidai.cn上死磕了5个月。他们有个电商 ...

Want unlimited villagers for trading halls, iron farms, or crop farms? In this tutorial, you'll learn how to build an easy and reliable villager breeder farm in Minecraft 1.21+, fully compatible with ...

Abstract: Various software libraries and frameworks provide a variety of APIs to support secure coding. However, misusing these APIs can cost developers tremendous time and effort, introduce security ...

In this Microsoft SQL Server and JDBC tutorial, you'll learn how to connect to a Microsoft SQL Server in Java using JDBC. The steps are relatively straightforward: Each database is different, so ...

多个业务系统，共用一个redis，还是应该分开。规划好key，特别是前缀，a.b.c.d 如果缓存数据变大了，就可以分区，但注意按业务垂直拆分，避免 key 的冲突。 一般小公司研发团队都是需要申请缓存资源直接得到对应的 ip 地址，但大公司最多只能得到key/token。

Here's everything you need to know about Java operators and operator types, and how to use them to write expressions for your Java programs. In this tutorial, you will learn how to write expressions ...

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...