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[转]MQ中间件各种疑难杂症 0

MQ in distributed Architecture

[转]MQ中间件各种疑难杂症

消息队列有什么优点和缺点? 为什么使用消息队列？假设你的业务场景遇到个技术挑战，如果不用 MQ 可能会很麻烦，但是你用了 MQ 之后会带给你很多好处。 消息队列 MQ 的常见使用场景其实有很多，但是比较核心的有如下三个： 解耦 异步 削峰 解耦：A 系统发送个数据到 BCD 三个系统，接口调用发送，那如果 E 系统也要这个数据呢？那如果 C 系统现在不需要了呢？

Nested Transaction Implementation 0

Transaction

Nested Transaction Implementation

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...

[Repost] Turn your vim editor into a productivity powerhouse 0

Practice

[Repost] Turn your vim editor into a productivity powerhouse

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...

[repost] Continuous Integration: automating development processes and best practices 0

CI & Automation Test

[repost] Continuous Integration: automating development processes and best practices

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...

[Repost] 20 Questions To Ask Before Joining A Startup 0

Interview

[Repost] 20 Questions To Ask Before Joining A Startup

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...

[Repost]How my role as CTO has changed as we’ve grown to 100 engineers 0

Architect&CTO

[Repost]How my role as CTO has changed as we’ve grown to 100 engineers

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...

Design Log Monitor System Prototype — 2. Spring Boot 0

Log Aggregation

Design Log Monitor System Prototype — 2. Spring Boot

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...