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Environment variables

Environment variables are dynamic values that can affect the behavior of processes and programs running on a computer's operating system.

These variables store information such as system configuration settings, user preferences, or data that is used by various software applications.

Environment variables are used to control how programs behave and to provide them with necessary information.

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Open the terminal

CTRL + SHIFT + T

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Check your shell

echo $SHELL

My output is

/bin/bash

Your output might be one of the following:

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Edit the shell configuration

Use your favorite text editor to edit the shell configuration file. I'm going to use nano. You can use nano, vi, vim, gedit and even VS Code.

nano ~/.bashrc

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Add the variables

In ~/.bashrc, add the variables at the end:

export GITHUB_TOKEN="glpat-Z2hxZY6BhDPyZwQbYuZm"
export DOCKER_TOKEN="dckr_pat_ORhj8i17IaMZ8gvLMqZgdKnkD9Z"
export PG_USER="my_user"
export PG_PASS="d9l85nbp"

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Save the changes and exit

if you are using nano, follow the order:

• CTRL + X;

• Y and press Enter;

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Confirm the changes

source ~/.bashrc

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Check the changes

echo $GITLAB_TOKEN
echo $DOCKER_TOKEN
echo $PG_USER
echo $PG_PASS

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Done

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Celebrate

You've made it!

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Let's become friends

• Github

• LinkedIn

• Hashnode

• Youtube

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Final thoughts

I hope this article has been helpful to you. Please feel free to reach out if you have any questions. Your thoughts, suggestions, and corrections are more than welcome.

By the way, don't hesitate to drop your suggestions for new blog articles.

I look forward to seeing you next time.

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