17december2018 install mongodb 4.0.4

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 9DA31620334BD75D9DCB49F368818C72E52529D4
echo "deb [ arch=amd64 ] https://repo.mongodb.org/apt/ubuntu bionic/mongodb-org/4.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.0.list
sudo apt-get update
sudo apt-get install -y mongodb-org

17december2018 install node and surge

curl -sL https://deb.nodesource.com/setup_11.x | sudo -E bash -
sudo apt-get install -y nodejs
sudo npm install --global surge

17december2018 add exclusion for Windows Defender

17december2018 after re-install of Windows 10, install ruby 2.5.3

sudo apt-get update
sudo apt-get install build-essential
cd
wget http://ftp.ruby-lang.org/pub/ruby/2.5/ruby-2.5.3.tar.gz
tar -xzvf ruby-2.5.3.tar.gz
cd ruby-2.5.3/
sudo apt-get install zlib1g-dev
sudo apt-get update -y && sudo apt-get upgrade -y
sudo apt-get install libssl-dev
./configure
make
sudo make install
ruby -v
sudo gem update --system
sudo gem install jekyll bundler
sudo gem install redcarpet

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