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 1 - install-
    group :test do
      gem 'dox', require: false
    end
     
 ** make sure you have data in your test database.

-----------------------------------------------
 2-  bundle
-----------------------------------------------

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Install Neo->

1 - First install dotnet core

wget -q packages-microsoft-prod.deb https://packages.microsoft.com/config/ubuntu/16.04/packages-microsoft-prod.deb
sudo dpkg -i packages-microsoft-prod.deb

sudo apt-get install apt-transport-https
sudo apt-get update

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sometime puma has problem to install.
Reason -> because of SSL 

ERROR-->    An error occurred while installing puma (3.6.0), and Bundler cannot continue.
            Make sure that `gem install puma -v '3.6.0'` succeeds before bundling.


SOLUTION -> DISABLE_SSL=true gem install puma

Specify the version if you have version specific requirement like:

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REFERENCE LINK - https://github.com/OmniLayer/omnicore

Dependency Build Instructions: Ubuntu & Debian

1- Build requirements:

  sudo apt-get install build-essential libtool autotools-dev automake pkg-config libssl-dev libevent-dev bsdmainutils

Options when installing required Boost library files:

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App 22342 stdout: 
App 22342 stderr:  [passenger_native_support.so] trying to compile for the current user (nobody) and Ruby interpreter...
App 22342 stderr:      (set PASSENGER_COMPILE_NATIVE_SUPPORT_BINARY=0 to disable)
[ E 2018-07-03 10:38:24.5794 22187/Tt age/Cor/App/Implementation.cpp:305 ]: Could not spawn process for application /home/sarupayposdevelopment-16072715-ror: An error occurred while starting up the preloader.
  Error ID: 1b9b0e27
  Error details saved to: /tmp/passenger-error-Yo4xtV.html
  Message from application: could not find a temporary directory (ArgumentError)
  /usr/local/rvm/rubies/ruby-2.3.1/lib/ruby/2.3.0/tmpdir.rb:35:in `tmpdir'
  /usr/local/rvm/gems/ruby-2.4.1/gems/passenger-5.2.3/src/ruby_supportlib/phusion_passenger/utils/tmpio.rb:28:in `new'
  /usr/local/rvm/gems/ruby-2.4.1/gems/passenger-5.2.3/src/ruby_supportlib/phusion_passenger/native_support.rb:322:in `compile'

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# > It happened to me and it turned out that I removed erroneously the postgres user from "ssl-cert" group, set it back with
gpasswd -a postgres ssl-cert

# Fixed ownership and mode
sudo chown root:ssl-cert  /etc/ssl/private/ssl-cert-snakeoil.key
sudo chmod 740 /etc/ssl/private/ssl-cert-snakeoil.key

# now postgresql starts! (and install command doesn't fail anymore)
sudo /etc/init.d/postgresql start

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1. sudo apt-get update
2. sudo apt-get install curl
3. Install RVM - 
\curl -sSL https://get.rvm.io | bash
4. source ~/.rvm/scripts/rvm
5. rvm install 2.1.5
6. gem install rails --version=4.2.2
7. gem install passenger
8. sudo apt-get install libcurl4-openssl-dev
9. Adding SWAP - 

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Run this 
        "sudo -u postgres psql" 
in your terminal to get into postgres

postgres=#

Run "CREATE USER new_username;"

Note: Replace new_username with the user you want to create,

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Want to backup your MySQL database ?

MySQL provides a tool for dumping your database.

Use this command in your Rails Application.

mysqldump -uroot -p DB-NAME > backup.sql
DB-NAME is the name of your database.
This dumps your sql data into backup.sql file.

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Upload file to remote server using SCP
scp /home/svnlabs.txt root@92.178.0.56:/home/