silver lee agfe2silver

Instructions to Upgrade PostgreSQL to v14 (Ubuntu)

Migration plan
Rollback plan
Playbook
1. Backup

Download InstantClient

mkdir -p /opt/oracle
cd /opt/oracle
wget https://download.oracle.com/otn_software/linux/instantclient/218000/instantclient-basic-linux.x64-21.8.0.0.0dbru.zip
unzip instantclient-basic-linux.x64-21.8.0.0.0dbru.zip

Download SQLPlus

Python installation guide

These are my notes, not a generic solution. They are not meant to work anywhere outside my machines. Update version numbers to whatever are the current ones while you do this.

Install `asdf` and its python plugin, then install Python

asdf lives in https://github.com/asdf-vm/asdf

Follow its installation instructions, which at the moment of writing were:

openssl 🔐

Install

Install the OpenSSL on Debian based systems

sudo apt-get install openssl

About

Vim (Vi IMproved)
created by Bram Moolenaar
initial release 1991 (Vi was released 1976)
still in active development

Moved to git-repository: https://github.com/denji/awesome-http-benchmark

Tools

Located in alphabetical order (not prefer)

ab – slow and single threaded, written in C
apib – most of the features of ApacheBench (ab), also designed as a more modern replacement, written in C
autocannon – fast HTTP/1.1 benchmarking tool written in Node.js
baloo – Expressive end-to-end HTTP API testing made easy, written in Go (golang)

radare2

load without any analysis (file header at offset 0x0): r2 -n /path/to/file

analyze all: aa
show sections: iS
list functions: afl
list imports: ii
list entrypoints: ie
seek to function: s sym.main

环境 (Environment)

版本：Ubuntu 14.04 LTS 默认语言：English(United States)

安装 (Setup)

Debian 和 Ubuntu 下对中文支持比较好的字体有： fonts-droid、ttf-wqy-zenhei 和 ttf-wqy-microhei 等，除了文泉驿系列字体外，比较流行的免费中文字体还有文鼎提供的楷体和上海宋，包名分别是： fonts-arphic-ukai 和 fonts-arphic-uming。

Table Of Content

Skip to the relevant sections if needed.

2-min tutorial to do it the quick-and-dirty-way
Concepts for resolving Git conflicts
Setting up different editors / tool for using git mergetool
- Finding out what mergetool editors are supported
mergetool simple code example for vimdiff
- Resolving conflict from a Git pull
Other great references and tutorials

	# Check these threads before proceeding:
	# https://github.com/microsoft/WSL/discussions/5857
	# https://github.com/microsoft/WSL/issues/5821
	if (-Not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] 'Administrator')) {
	$CmdLine = "-File `"" + $MyInvocation.MyCommand.Path + "`" " + $MyInvocation.UnboundArguments
	Start-Process -FilePath PowerShell.exe -Verb Runas -ArgumentList $CmdLine
	Exit
	}
	# Restart the Host Network Service
	Restart-Service -Force -Name hns