CentOS 7 installs Python 3.6, pip3 error problem

After installing Python 3.6.3 on CentOS 7, the following errors occurred when using the pip command Traceback (most recent call last): File "/usr/Python3.6.3/lib/python3.6/site-packages/pip/basecommand.py", line 215, in main status = self.run(options, args) File "/usr/Python3.6.3/lib/python3.6/site-packages/pip/commands/search.py", l ...

Posted on Mon, 13 Jul 2020 12:30:51 -0400 by ionik

spring boot integrated redis

It is convenient to integrate common NO SQL with Springboot following the principle of "convention is greater than configuration". This example makes a simple demo with redis, using Redis's set and get commands. Introduce dependency packages for redis. <dependency> <groupId>or ...

Posted on Sun, 05 Jul 2020 12:08:07 -0400 by TLawrence

GMSSLGMSSL double certificate generation for novice

First of all, I'm not a professional in cryptography. I don't have the knowledge base in this area. This blog and the next blog are all based on the materials and blogs I can find on the Internet. I've explored and summed them up a little bit. I asked many predecessors and bloggers, but I didn't see ...

Posted on Wed, 24 Jun 2020 00:00:29 -0400 by Xyox

springboot Integrated CAS for Single Sign On

Recently, new projects have used CAS single sign-on, and I won't, how can I tolerate it?Learn nothing and build a demo for spring-boot integrated CAS.Single sign-on and sign-out are implemented. Single Sign On is the full name of SSO.Meaning: In multiple trusted systems, as long as you log in to one system, other systems can access it. CAS It i ...

Posted on Sun, 21 Jun 2020 14:05:25 -0400 by bonzie

Github Actions for CI/CD Configuration

Github Actions Github Actions is a continuous integration service for Github. Click Actions to create a configuration file on your project on Github, which is actually a file saved under.github/workflows ending in.yml. 1. Basic terminology structure of configuration files (1) workflow: Continuous integration of a running process is a workflow. ...

Posted on Sun, 21 Jun 2020 12:38:07 -0400 by az_wraith

CentOS 7.4 builds Kubernetes 1.8.5 cluster

Environment introduction role operating system IP host name Docker version master,node CentOS 7.4 192.168.0.210 node210 17.11.0-ce node CentOS 7.4 192.168.0.211 node211 17.11.0-ce node CentOS 7.4 192.168.0.212 node212 17.11.0-ce 1. B ...

Posted on Sun, 21 Jun 2020 07:06:15 -0400 by scuzzo84

mongoDB uses rockMongo for graphical management (with related configuration and detailed process of Nginx)

mongoDB uses rockMongo for graphical management (with related configuration and detailed process of Nginx) 1, Background As we all know, mongoDB is a NoSql database, which is mainly used to store document types and cold data. Usually, when we do the CURD of mongo, we operate in a small black window, a ...

Posted on Sat, 20 Jun 2020 23:19:23 -0400 by exponder

Cancer classification prediction based on logistic regression - tumor prediction and ROC curve drawing of benign / malignant breast cancer

logistic regression Logistic Regression is a classification model in machine learning. Logistic Regression is a classification algorithm, although the name has regression. Because the algorithm is simple and efficient, it is widely used in practice. Logical regression is a powerful tool to solve the ...

Posted on Tue, 16 Jun 2020 02:10:02 -0400 by imagenesis

Super practical Nginx minimalist tutorial, covering common scenes

By dunwuhttps://github.com/dunwu/ngin... summary What is Nginx? Nginx (engine x) is a lightweight Web server, reverse proxy server and email (IMAP/POP3) proxy server. What is reverse proxy? Reverse Proxy means that the proxy server accepts the connection request on the internet, then forwards the request to the server on the internal network ...

Posted on Tue, 16 Jun 2020 00:04:55 -0400 by jongretar

An article on filebeat (ELK)

The filebeat used in this article is version 7.7.0This paper illustrates from the following points: What is filebeat and what can it be used for What is the principle of filebeat and how it is constructed How should filebeat play 1. What is filebeat 1.1, filebeat and beats First filebeat is a member of Beats.Beats is a lightweight l ...

Posted on Mon, 15 Jun 2020 22:05:28 -0400 by intellivision