Just One Pure Coder
消息中间件消费到的消息处理失败怎么办？ 一般生产环境中，如果你有丰富的架构设计经验，都会在使用MQ的时候设计两个队列：一个是核心业务队列，一个是死信队列。 核心业务队列，就是比如专门用来让订单系统发送订单消息的，然后另外一个死信队列就是用来处理异常情况的。比如说要是第三方物流系统故障了，此时无法请求，那么仓储系统每次消费到一条订单消息，尝试通知发货和配送，都会遇到对方的接口报错。 此时仓储系统就可以把这条消息拒绝访问，或者标志位处理失败！注意，这个步骤很重要。
There are two classes OrderService and OrderRepository, OrderRepository will be called inside of OrderService. OrderRepository inserts one record of order into the database. My Purpose: When an exception happens in OrderRepository or OrderService, the transaction will rollback and...
Editor’s note: The headline and article originally referred to the “vi editor.” It has been updated to the correct name of the editor: “vim.” A versatile and powerful editor, vim includes a rich set...
To illustrate where Continuous Integration fits into modern environments, let’s briefly look at a typical software development workflow. Most modern software projects, whether they be websites, smartphone apps, or desktop applications, generally follow a...
When I first joined a startup in 2012 I did my best to ask the right questions when interviewing. My engineering background prepared me for engineering tasks and helped me write a resume, but...
Over the past four years, Netflix has gone from less than 50 Million subscribers to 125 Million subscribers. While this kind of growth has caused us no shortage of scaling challenges, we actually managed...
My two co-founders and I started Gusto with a mission to make payroll, benefits, and HR easier for small businesses. Tomer, Josh, and I founded the company from the master bedroom of a house...
Continue with Design Log Monitor System Prototype For Spring MVC Practice 1. Log format You can define yours own team log format. Name Remark requestID uuid timestamp log record time level log level message log...
![[总结]消息中间件–5 消息处理失败&死信队列](http://www.mobabel.net/wp-content/themes/hueman/assets/front/img/thumb-medium-empty.png)
![[总结]消息中间件–5 消息处理失败&死信队列](http://www.mobabel.net/wp-content/themes/hueman/assets/front/img/thumb-small-empty.png)
