steps_to_install

#
#install a build environment with
nix-env -i env-rvm

#this environment lives at ~/.nixpkgs/options.nix
#and defines a package override that calls myEnvFun to make a custom environment
#{
#  packageOverrides = pkgs : with pkgs; {
#      rvmEnv = pkgs.myEnvFun {
#            name = "rvm";
#                  buildInputs = [ stdenv zlib openssl libxml2 libxslt libiconv ];
#                        extraCmds = ''
#                                unset http_proxy
#                                        unset ftp_proxy
#                                                export LIBXML2_DIR=${libxml2}
#                                                        export LIBXSLT_DIR=${libxslt}
#                                                                export LIBICONV_DIR=${libiconv}
#                                                                      '';
#                                                                          };
#                                                                            };
#                                                                            }
#

#switch to custom environment with
load-env-rvm

#install rvm with 
\curl -L https://get.rvm.io | bash -s stable --rails

#source the rvm script with
source ~/.rvm/scripts/rvm






#other way to install RVM
  environment.systemPackages = with pkgs; [
    vim 
    wget 
    git
    firefox
    chromiumDev
    oxygen_gtk
    nodejs
    jdk
    unzip
    which
    redis
    sublime
    dropbox
    dropbox-cli
    mono
    mysqlWorkbench
    gcc
    curl
    openssl
    sqlite
    patch
    readline
    zlib
    libyaml
    libxml2
    libxslt
    libtool
    bison
    v8
    automake
    gnumake
    mongodb
    ];


#import mongodb from production to local
#to dump
mongodump -h ds035598-a0.mongolab.com:35598 -d peeramid -u <user> -p <password> -o <output directory> 

#to restore
mongorestore -d peeramid <dump_directory>


as of 7/13


\curl -sSL https://get.rvm.io | bash -s stable --autolibs=0 --auto-dotfiles
rvm reinstall 2.1.2 --autolibs=0 --with-libyaml-dir=$LIBYAML_DIR --with-openssl-dir=$OPENSSL_DIR --with-readline-dir=$READLINE_DIR