啊坤 Zkuns

## migrate_postgresql_database.md

      
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                olivierlacan
                / migrate_postgresql_database.md
            
            
              Last active
              March 24, 2022 20:30
            
              
                How to migrate a Homebrew-installed PostgreSQL database to a new major version (9.3 to 9.4) on OS X. See upgraded version of this guide: http://olivierlacan.com/posts/migrating-homebrew-postgres-to-a-new-version/
              
          
    This guide assumes that you recently run brew upgrade postgresql and discovered to your dismay that you accidentally bumped from one major version to another: say 9.3.x to 9.4.x. Yes, that is a major version bump in PG land.
First let's check something.
brew info postgresql
The top of what gets printed as a result is the most important:

  
## gist:e95cdc230d1ac5b824b3
# install build dependencies
sudo yum install -y git-core zlib zlib-devel gcc-c++ patch readline readline-devel libyaml-devel libffi-devel openssl-devel make bzip2 autoconf automake libtool bison curl sqlite-devel

# clone and install rbenv environment
cd ~
git clone git://github.com/sstephenson/rbenv.git .rbenv
git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
echo 'export PATH="$HOME/.rbenv/bin:$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bash_profile
echo 'eval "$(rbenv init -)"' >> ~/.bash_profile

## Selenium Cheat Sheet.md

      
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                kenrett
                / Selenium Cheat Sheet.md
            
            
              Last active
              May 25, 2023 01:28
            
              
                Selenium Cheat Sheet - Ruby

              
    #Getting Started
##Webpage:
<html>
<head>
    <title>Testing with Ruby and Selenium WebDriver</title>
</head>
 
<body bgcolor="antiquewhite">


## nginx.conf
# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048

## web-servers.md

      
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                willurd
                / web-servers.md
            
            
              Last active
              July 23, 2024 12:11
            
              
                Big list of http static server one-liners
              
          
    Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.
Discussion on reddit.
Python 2.x

$ python -m SimpleHTTPServer 8000
	# install build dependencies
	sudo yum install -y git-core zlib zlib-devel gcc-c++ patch readline readline-devel libyaml-devel libffi-devel openssl-devel make bzip2 autoconf automake libtool bison curl sqlite-devel

	# clone and install rbenv environment
	cd ~
	git clone git://github.com/sstephenson/rbenv.git .rbenv
	git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
	echo 'export PATH="$HOME/.rbenv/bin:$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bash_profile
	echo 'eval "$(rbenv init -)"' >> ~/.bash_profile
	# to generate your dhparam.pem file, run in the terminal
	openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048