[blockchain] Fabric v1.4.0 installation and deployment

Fabric v1.4.0 installation deployment 1, Preliminary preparation number tool Version number 1 cURL Latest version (7.63.0) 2 Docker 17.06.2-ce and above 3 Docker Compose 1.14.0 and above 4 Go 1.11.x cURL latest installation The default curl does not support https. You need to config ...

Added by angus930 on Sun, 23 Feb 2020 08:01:02 +0200

Windows 10 Docker Machine deployment CentOS7 host

1. Install Docker Machine If Git is installed, you can use git bash to execute the following command: $ base=https://github.com/docker/machine/releases/download/v0.16.0 && mkdir -p "$HOME/bin" && curl -L $base/docker-machine-Windows-x86_64.exe > "$HOME/bin/docker-machine.exe" ...

Added by gunabalans on Sun, 16 Feb 2020 12:28:56 +0200

Read and write M1 card with PN532 on raspberry pie

This article is only for technical communication, not for illegal activities WeChat public: ancient tablets I will share all kinds of dry goods on WeChat public address. Welcome to play! 1, Preparation tools: Raspberry Pie: I use Raspberry Pi 3B. Now four generations of raspberry pie have been relea ...

Added by dstar101 on Sat, 08 Feb 2020 11:49:35 +0200

Ubuntu system optimization strategy

Ubuntu as an open source system, many software experiences are not very good. After installing the system, you need to optimize it by yourself. Here is a summary of the online and your own work experience. 1, Update source After installing Ubuntu, you need to replace it with a domestic software source ...

Added by mishasoni on Tue, 04 Feb 2020 07:03:26 +0200

Implementation and application of experiment 5-semaphore on Linux-0.11 operating system

Experimental environment: Implementation and application of semaphores Experimental Tasks: Write programs under Ubuntu to solve producer-consumer problems with semaphores; Implement semaphores in linux-0.11 and test them with a producer-consumer program. Solving producer-consumer problems with semap ...

Added by martin_g on Tue, 04 Feb 2020 05:42:03 +0200

Nginx Builds RTMP Video On Demand, Live, HLS Server

development environment Ubuntu 14.04 server nginx-1.8.1 nginx-rtmp-module Setup of Nginx Server Install dependency libraries for nginx sudo apt-get update sudo apt-get install libpcre3 libpcre3-dev sudo apt-get install openssl libssl-dev Configure and compile nginx Add the rtmp module of ngin ...

Added by kenwvs on Wed, 29 Jan 2020 03:46:27 +0200

Hadoop HDFS operation command

Hadoop HDFS operation command View all commands supported by Hadoop HDFS hadoop fs List directory and file information hadoop fs -ls Circular listing of directory, subdirectory and file information hadoop fs -lsr Copy the test.txt of the local file system to the / user / sunlight directory ...

Added by True`Logic on Mon, 27 Jan 2020 14:52:31 +0200

Use snap to build Microk8s on ubuntu, use kubectl to deploy applications

This article started on my personal blog:Using snap to build Microk8s on ubuntu, using kubectl to deploy the personal blog of zhang0peter Recently, I am learning k8s, that is, the use of Kubernetes. When logging in the terminal of ubuntu, the advertisement of Microk8s appears: * Overheard at KubeCon: ...

Added by HEAD on Mon, 27 Jan 2020 10:53:19 +0200

linux centos7 install mysql8

1. RPM version installation Check to see if there are other versions of the database, and if so, delete it clean Non-root users must have sudo privileges 1. Download mysql related installation packages https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql80-community-el7/mysql-community-server-8.0.18-1.el7.x86_64.rpm https://mirrors.tuna.tsing ...

Added by jmcall10 on Sat, 25 Jan 2020 10:42:23 +0200

Build personal server based on centos7: Supervisor installation and deployment

introduce How to ensure the normal operation of services is the concern of programmers. You should know that after the development of the project, the deployment to the server will be abandoned, which is not the attitude you and I should have. When the service leaves abnormally in the middle of the ni ...

Added by alext on Sun, 19 Jan 2020 16:52:22 +0200