And in bash there s a special syntax to set env vars on the child without setting them on the parent.
Ruby set environment variable command line.
How to pass custom environment variables into ruby s system method.
Press ok in the prompt to create the variable followed by ok on the environment variables window.
Inside the command prompt execute.
You can specify an environment for a rails command such as rails server rails console rails 3 script server or script console rails 2 x from the bash command line as follows.
Another thing that helped me was searching windows for start command prompt with ruby from that command line ruby worked well and i am able to watch my xampp directory for sass changes.
This is helpful for api keys but also to set rails mode.
Api key 1 ruby e p env api key use this in a terminal outside of irb then ruby will have access to this api key value.
From the command line you can use the env program.
Children can t set.
The first ruby version file found by searching the directory of the script you are executing and each of its parent directories until reaching the root of your filesystem.
Use the env command to set environment variables for a child without setting them on the parent.
Rails env production rails console remember.
I was never able to get that to work using either git bash or the regular windows command line but the command prompt with ruby worked like a charm.
Ruby environment variables ruby interpreter uses the following environment variables to control its behavior.
To pass environment variables to ruby simply set that environment variable in the shell.
To test if it worked open the command prompt by pressing windows r and typing cmd exe.
How to set environment variables.
The rubygems environment can be controlled through command line arguments gemrc files environment variables and built in defaults.
To set an environment variable on the windows command prompt use the set command.
You can use the rbenv shell command to set this environment variable in your current shell session.
Command line argument defaults and some rubygems defaults can be set in a gemrc file for individual users and a gemrc in the system configuration directory for all users.
The env object contains a list of all the current environment variables set.
If you have the command prompt open already make sure to restart it to ensure your changes are applied.
You can set an environment variable for a one time use.
You are all set now.
