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Formatted output io:format is the first library function (io:format("Hello World") that I use when I come into contact with Erlang. With the in-depth study, it is also the simplest and direct tool I prefer for debug ging. However, in addition to its simple output, it has many advanced uses. Even with it, you can draw brilliant charts ...

RabbitMQ RabbitMQ 1.MQ introduction 2. Use scenario 2.1. Peak shaving The origin of peak shaving 2.2 log processing 2.3 Application decoupling 2.4 asynchronous processing 3. Introduction to rabbitmq 4. AMQP agreement 5. Single node installation in Windows Environment Download the installation pac ...

Environmental preparation: [root@master ~]# cat /etc/redhat-release CentOS Linux release 7.7.1908 (Core) [root@master ~]# uname -a Linux master 3.10.0-514.el7.x86_64 #1 SMP Tue Nov 22 16:42:41 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux [root@master ~]# ip addr ens33: inet 192.168.0.201/24 brd 192.168.0.255 scope global ens33 Current Erlang and Ra ...

**What is ISO 8601** ISO 8601, the international standard of the international organization for standardization, is the representation of date and time. Its full name is the representation of date and time in data storage and interactive information exchange. At present, the latest edition is ISO8601:2004, the first edition is ISO8601:1988, an ...

Original: C#Queue Learning Notes: RabbitMQ Installation and Use 1. Environmental Construction 1.1. Since RabbitMQ was developed in Erlang, to install the Erlang runtime environment, download the address: Erlang Official Download  CSDN Shared Download 1.2, Download from RabbitMQ RabbitMQ Server Server-side program, select the appropriate ...

1,erlang First, execute the following command to install the dependency yum -y install make gcc gcc-c++ kernel-devel m4 ncurses-devel openssl-devel unixODBC-devel yum -y install gcc glibc-devel make ncurses-devel openssl-devel xmlto perl wget Then go to http://www.erlang.org/downloads to download the source package to the server Run after e ...

Version information Erlang18.3 Refer to the logger'formatter.erl file in Erlang 22.2 Templated log files 1. Set template format %% Default log template -define(DEFAULT_FORMAT_TEMPLATE_HEADER, [[logger_formatter,header],"\n(",registername,":",pid,":",module,":",line, ")", mfa,":", msg, "\n"]).` The default log template format is set. Th ...

1, What is RabbitMQ? RabbitMQ is an open source message broker and queue server, which is used to share data between different applications through common protocols. RabbitMQ is written in Erlang language and is based on AMQP protocol.   2, Why RabbitMQ 1. Open source, excellent performance, stable performance guarantee 2. Provide reliable ...

My personal website CentOS 7.0 installing RabbitMQ Preparation before installation yum install \ m4 \ vim \ wget \ gcc \ gcc-c++ \ make \ cmake \ automake \ autoconf \ readline \ kernel-devel \ ncurses-devel \ openssl-devel \ unixODBC-deve \ readline-devel \ librabbitmq-devel \ -y \ Source installation erlang erlang Download erlang-20.0 cd ...

1, Introduction to microservice architecture 1. Single architecture Monomer architecture is also called monomer application. It is to couple all functional modules in one project 1.1 characteristics of single architecture 1. It will be packaged into a separate unit (a unique jar package or war pac ...