oracle rac install and uninstall acfs

Table of Contents ACFS installation and uninstallation: 1. The steps to manually install the ACFS/ADVM module on RAC are as follows: 1. Verify whether the ACFS/ADVM module exists in the memory: 2. Reinstall the ACFS/ADVM module as the root user: (Both nodes must be operated or the volume cannot be mounted) 3. Whether the ACFS/ADVM […]

Completely uninstall and install mysql8 from centos7

Problem description I recently installed MYSQL8 and encountered various problems. To summarize, if it fails to start, it means that my.cnf does not match the initialization parameters. The first type Mysqld –initialize –user=mysql –lower-case-table-names=1 was set before startup, but the my.cnf file was started without modification. Second type Mysqld –initialize is not set at startup. […]

[Andriod] Universal python script to install and uninstall apk using adb command

Article directory 1 Introduction 2. Connect the device 3. Install apk through adb from your local machine 4. Uninstall the apk from the local machine through adb 1. Preface If you don’t know how to use adb, please read the previous article. [Andriod] Do you know 3 ways to connect a real device or emulator […]

About Python installation, environment configuration, uninstallation and reinstallation error reporting

Article directory 1. Install python3.8.6 1. Go to the official website to download 2. After downloading, click the installation package to install 3. Test python 4. Configure python and pip environment variables 5. Configure the pycharm environment 2. Uninstall python Problem 1: When reinstalling python, I encountered the problem of being unable to select a […]

Anaconda installation and uninstallation Python virtual environment configuration

Tip: After the article is written, the table of contents can be automatically generated. For how to generate it, please refer to the help document on the right. Article directory Preface 1. Anaconda download 2. Anaconda installation steps 3. Building a python virtual environment under Anaconda management (command line) Open Anaconda Prompt Commands related to […]

CentOSCentOS7.0 mysql and uninstallation

mysql installation: Using the command yum list mysql-server When installing mysql, I found that there is no mysql package. At this time, we need to download a Download package wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm Download is complete, install the mysql-community-release-el7-5.noarch.rpm package sudo rpm -ivh mysql-community-release-el7-5.noarch.rpm Install mysql sudo yum install mysql-server Wait for the installation to complete…. Then […]

node, npm, pnpm download, install, uninstall, and step into pitfalls

1. Node download and installation tutorial (1) node download official website: Download | Node.js Chinese website (nodejs.cn) (2) node Chinese documentation: API documentation | Node.js Chinese website (nodejs.cn) 1. Select the corresponding installation package to install, or click the windows installation package directly to download. 2. Double-click the installation package to install. Check it after […]

anaconda, python uninstall and reinstall and anaconda–443

Uninstall and reinstall anaconda and python 1. Conda creation environment error handling Collecting package etadata (current_repodata.json): DEBUG:urllib3 question: Solution one: Solution two: 2. How to uninstall anaconda3 cleanly 1. Install Anaconda-Clean package 2. Open Anaconda Prompt and enter the command line: 3. Then enter the command line to uninstall: 4. For anaconda3, directly run Uninstall-Anaconda3.exe […]