RabbitMq installation, command management, managment interface management

The installation of RabbitMqs doesn't need to be said, just say the cocoon.Start with your own experience! (1): After successful installation, you can see the following login page on your browser, enter http://localhost:15672/, Username:guest Password:guest in the address bar, and log in using the guest ...

Posted on Tue, 11 Feb 2020 20:47:20 -0800 by frost110

07-09 process oriented and functional

[TOC] Programming paradigm After learning the basic syntax and use of a programming language, many beginners will still feel helpless and have no ideas / routines when facing a "development demand". The theme of this section "programming paradigm" is just to solve this problem, so what is the programming paradigm? Programmi ...

Posted on Thu, 26 Dec 2019 00:08:23 -0800 by fean0r

What is supervisor? Bridge

In the source code of OTP, I found a strange behaviour named supervisor_bridge. What's its function? What's the difference between it and ordinary supervisor? So I found the file supervisor · bridge.erl. First, it is a gen server -module(supervisor_bridge). -behaviour(gen_server). -include("logger.hrl"). %% External exports -export([s ...

Posted on Sun, 15 Dec 2019 06:51:58 -0800 by arianhojat

k number sum problem

Title: given n integers, k and target, find k numbers in these n numbers, make the sum of k numbers equal to target, and output all possible solutions. Solution: if k is an even number, sort n integers first, and then find the sum of each k/2 number (for example, find the sum of each two numbers in the 4sum problem) in the HashMap (the set of ...

Posted on Sat, 02 Nov 2019 04:33:32 -0700 by hijack

Five Basic Models + Advanced Features of RabbitMQ

I. Installation 1.linux Download three rpm files and upload: elrang,scoat,rabbitmq-server Installation: rpm -ivh erlang-19.0.4-1.el7.centos.x86_64.rpm rpm -ivh socat-1.7.3.2-1.1.el7.x86_64.rpm --force --nodeps rpm -ivh rabbitmq-server-3.6.6- ...

Posted on Thu, 29 Aug 2019 21:25:29 -0700 by dandare

Spring Boot Integration RabbitMQ Instance

What is a message? Messages are a way of communicating between one or more entities and are ubiquitous. Since the invention of computers, computers have sent messages in a variety of ways. Messages define how software, hardware, or applications communicate.Messages always have one sender and multiple recipients. Messages are synchronous and a ...

Posted on Sat, 11 May 2019 17:14:05 -0700 by syth04

RabbitMQ - From Foundation to Practice (1) - Hello RabbitMQ

No reprinting without permission! 1. introduction This blog article introduces how to install RabbitMQ Server on windows platform and use JAVA code to send and receive messages. Note: The picture can be enlarged by clicking! 2. Install RabbitMQ RabbitMQ was developed with Erlang, so you need to install the Erlang environment first. Here Downlo ...

Posted on Sat, 13 Apr 2019 22:30:32 -0700 by navid

phoenix development API series (3) phoenix api combined with database

Summary After introducing various writing methods of api, the following is how to connect with database when building api. Note that the complete code of the project used below has been made public: http://git.oschina.net/wangyubin/phoenix-api ecto introduction ecto is actually independent of phoenix framework. It is a framework for accessing d ...

Posted on Thu, 21 Mar 2019 02:18:52 -0700 by Phairest

Elxir High Availability Series (II) GenServer

Summary If we need to manage multiple processes, then we need a special server to centrally monitor and control the status of these processes, start and stop, etc. GenServer in OTP platform is an abstraction of the general part of this server. Using the general operation already provided in GenServer, we can easily develop reliable and robust p ...

Posted on Wed, 20 Mar 2019 21:54:52 -0700 by SchweppesAle

Elxir High Availability Series (III) GenEvent

Summary GenEvent is an abstraction of the general part of event processing. Through GenEvent, we dynamically add event handling to existing services. Differences between GenEEvet and GenServer The main differences between GenServer, GenServer and GenEvent have been introduced before. GenServer is the abstraction of servers. In addition to enca ...

Posted on Wed, 20 Mar 2019 12:09:27 -0700 by elum.chaitu