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Linux system security management

Article catalog 1, Account security control 1.1: basic measures for account security 1.1.1: system account cleaning 1...
23:16 24 June 2020

Five minutes to integrate elastic search in springboot

Elasticsearch is an open-source distributed RESTful search and analysis engine, which enables you to store, search and a...
1:52 19 June 2020

nginx installation and deployment

nginx installation 1. Pre install sudo Yum install Yum utils2. Create a / etc in the root directory of the server/ yum.r...
23:47 7 June 2020

Observability: use Elastic Stack to analyze geospatial data

Previous articles“ Observability: using Elastic Stack to analyze geospatial data (1) ”, I detailed how to im...
14:17 4 June 2020

Three methods of generating high strength passwords

Now information disclosure is more and more serious, and a strong password is the first step to prevent the disclosure o...
9:32 4 June 2020

Deep understanding of system calls

Experiment content: Find a system call whose system call...
9:44 27 May 2020

Management of multiple crawlers of the scrapy by using the scrapyd

Note: Environmental preparation is based on Ubuntu16.04 ...
11:47 19 May 2020

Docker Redis 5.0 cluster building

1, Prepare tools Install docker (...
0:14 11 May 2020

Installation of JDK, Hadoop, Hbase and GUI on Linux Server (Ubuntu 18.04)

Article Directory 0. Preparations 1. Get Ali Cloud ECS Server 2. Create Hadoop users(viii) 3. Configure SSH passwordles...
2:57 17 April 2020

Record a production accident -- disk full

Written in front Today, in the production env...
7:52 10 February 2020

Ubuntu mounts a new hard disk

0 view the currently mounted hard disks. You can see that only sda hard disks are used. ...
13:12 9 February 2020

linux Installation Configuration: opencv3.4.6 + opencv3.4.6

Website: https://docs.opencv.org/master/d7/d9f/tutorial_linux_install.html [official website, look at this if you have a...
7:50 5 February 2020

CentOS 7 uses Ngrok to build intranet penetration service

CentOS 7 uses Ngrok to build intranet penetration service Dependent installation Install go locale sudo yum install...
10:50 4 February 2020

Docker and docker compose deployment

1. Docker deployment 1.1 mode 1: Download software source wget -O /etc/yum.repos.d/docker-ce.repo https://mirrors.ustc.e...
11:40 2 February 2020

Git on 4 server - configure server

Let's see how to configure ssh access on the server side. In this case, we will use the authorized_keys method to authenticate the user. At the ...
10:14 17 January 2020

Ubuntu startup script or command

Background In the development process, sometimes some sh scripts, python scripts, commands, etc. need to be executed automatically when the machine i...
9:41 16 January 2020

Python's C/C + + extension -- boost UU Python writing Python module

In the previous section, python uses ctypes to directly call dynamic libraries and uses Python's C language API to encapsulate C functions. This ...
7:32 4 December 2019

Complete set of installation documents and small skills of Docker related environment

The following environments are Ubuntu 16.04, which mainly install docker, docker compose, docker warehouse, etc. Docker installation Reference resourc...
21:18 3 December 2019

Project deployment of seed search website based on python

This lecture will explain the deployment process of seed search website in detail. Website presentation: https://bt.mypython.me Source address: https:...
13:42 2 December 2019

mongodb installation under Centos7 and its simple and practical application

i skeleton spirit Concern August 20, 2018 17:45 * words 141 read 76 comments 0 like 0 mongodb version: 4.0 Official website installation tutorial For...
12:50 2 December 2019

Some problems in Ubuntu 18.04 PostgreSQL 11 apt default installation

First, install the software by default (this article takes PostgreSQL 11.1 as an example, and other versions are similar). sudo apt install postgresql...
9:33 2 December 2019

How to install multiple versions of CUDA

My machine is CUDA16.04, and CUDA10.0 was installed before. For some reasons, now I need to install CUDA9.0. 1. first https://developer.nvidia.com/cud...
4:16 2 December 2019

Kubernetes - profile directory structure

The configuration directories for Kubernetes include / etc/kubernetes, / home/supermap/.kube, and / var/lib/kubelet. Let's take a look at what fi...
0:15 2 December 2019

Song Baohua: A Complete Case of Ftrace

This article is reproduced and the copyright is owned by the author.For commercial reprinting, please contact the author for authorization. For non-co...
13:35 7 November 2019

podman pilot test - comparison with docker

1. What is docker? Docker is an open source application container engine, which belongs to the encapsulation of Linux containers. Docker provides a s...
5:12 6 November 2019

Ubuntu Server 18.04 configuration rsync (system ctl)

[Server Configuration] System version # lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.2 LTS Release: ...
13:12 2 April 2019