Spring resource loading

In Java, resources from different sources are abstracted into URL s, and the read logic of resources from different sources is processed by registering different handlers (urlstreamhandlers). However, the URL does not have a default definition of a handler relative to resources such as Classpath or ServletContext, although you can register your ...

Posted on Fri, 05 Jun 2020 23:20:24 -0700 by phpfreakjav

RocketMQ -- message configuration

quote: https://help.aliyun.com/document_detail/29532.html Message retry Production message retry Retry of production message may cause duplicate message //Send timeout, default is 3000 producer.setSendMsgTimeout(6000); //Retry times may cause message repetition producer.setRetryTimesWhenSendAsyn ...

Posted on Fri, 05 Jun 2020 23:13:00 -0700 by kankohi

Research on the time complexity of a test class to simplify the sorting algorithm

catalog 1, Background 2, Concept 2.1 definition of time complexity 2.2 comparison of time complexity 3, Test class 3.1 program structure 3.2 test tools 3.3 definition of sorting algorithm interface 3.4 implementation of various sorting algorithms 3.5 main test procedure 3.6 test analysis 4, Write at the end 1, Background In the proces ...

Posted on Fri, 05 Jun 2020 22:47:00 -0700 by AliasXNeo

Spring obtains single instance process

After reading this article, you will get How to do circular dependency detection for prototype type bean s in Spring How to do circular dependency detection for singleton type bean s in Spring preface Follow up on the previous article Spring obtains single instance process (1) Let's continue to analyze the following process this time As we ...

Posted on Fri, 05 Jun 2020 22:40:07 -0700 by jini01

Spring's injection methods of Bean

catalog Registration method Bean to register Specific implementation 1. Register through configuration XML 2. Register through @ Bean 2. Dynamic injection through Beanfactory summary appendix Registration method Register via configuration XML Register with @ Bean Injection through Beanfact ...

Posted on Fri, 05 Jun 2020 22:14:16 -0700 by Grant Holmes

RPC communication of RocketMQ

Abstr: how to design RPC communication layer model is a key consideration for any MQ with strong performance In the first part, the protocol format, message encoding and decoding, communication mode (synchronous / asynchronous / one-way), message sending / receiving and asynchronous callback of Rocke ...

Posted on Fri, 05 Jun 2020 22:04:29 -0700 by kelesis

akka-typed - EventSourcedBehavior in action

As mentioned earlier, the more important change in akka typed is the addition of EventSourcedBehavior. That is to say, an actor dedicated to EventSource mode is added, and eventually CQRS can be perfectly implemented together with other kinds of actors. The new actor, which I still call persistent actor, is a kind of actor that can maintain and ...

Posted on Fri, 05 Jun 2020 22:01:29 -0700 by candy2126

aop implementation of spring framework

1. What is AOP AOP(Aspect Oriented Programming) means: face-to-face programming, a technology to realize the only maintenance of program functions through precompiling and runtime dynamic agent. AOP is the continuation of OOP, a hot spot of software development, an important content of spring framewor ...

Posted on Fri, 05 Jun 2020 21:49:15 -0700 by jmgrhm

[algorithm learning] square tree

catalog 1, The definition of square tree 2, Construction of the square tree 3, Application of the square tree [APIO2018] Triathlon Brief introduction: Explanation: [CodeForces 487E]Tourists Brief introduction: Explanation: [SDOI2018] strategy game Brief int ...

Posted on Fri, 05 Jun 2020 21:39:22 -0700 by OnePlus

Do you use Ajax to upload data and files in one form?

This article is translated from: Uploading both data and files in one form using Ajax? I'm using jQuery and Ajax for my forms to submit data and files but I'm not sure how to send both data and files in one form? I currently do almost the same with both methods but the way in which the data is gat ...

Posted on Fri, 05 Jun 2020 20:32:14 -0700 by banzaimonkey