所谓“多租户（Multi-Tenancy）”，本质上就是：一套系统，同时服务多个客户，并且每个客户的数据互相隔离。 很多团队第一次做 SaaS 系统时，对“多租户”这件事的理解都非常粗暴。 数据库实例爆炸、连接池失控、迁移困难、资源利用率极低。 更致命的是 ...

When formulating assertions, JUnit quickly reaches its limits. The AssertJ and Google Truth libraries offer new possibilities ...

Google launched custom annotations in Search Console performance reports, giving you a way to add contextual notes directly to traffic data charts. The feature lets you mark specific dates with notes ...

The first decision to kick off a greenfield Java project usually sounds breezy: "Let's start with Spring Boot, it's everywhere." A few days in, someone mutters that Quarkus boots faster and saves ...

Reading has always been a solitary pursuit for many, but a new and exciting trend is taking over the bookish world. Book annotation with friends is more than just making notes in the margins—it’s ...

There are very good reasons for Java’s long-lived popularity as a server-side platform. It combines unbeatable maturity and breadth with a long and ongoing history of innovation. Using Spring adds a ...

Learn how to use Java annotations to associate metadata with classes, methods, and other application elements in your Java programs. There are times when you need to associate metadata, or data that ...

Enhance the performance of your Artificial Intelligence (AI) models by precisely annotating your text, image, audio and video data. Our data annotation service involves adding annotations or metadata ...