- [[sandbox]], [[version control]], [[virtual environment]], [[Python]]
- [[conda problems]]
```sh
# list all environments
conda env list
# check python versions available in conda
conda search "^python
quot;
# activate conda environment
conda activate name_of_environment
# older versions of conda (4.6 and below)
source activate name_of_environment
# create virtual conda environment
# conda create -n yourenvname python=x.x anaconda
conda create -n python381 python=3.8.1 anaconda # with anaconda
conda create -n python381 python=3.8.1 # basic python without anaconda
# update all conda packages
conda update --all
# show outdated packages
conda search --outdated
# update python to the highest version in its series (2.7 to 2.x series)
conda update python
# show packages in activated environment
conda list
# check conda version
conda -V
conda -vv
# install package to specific virtual environment
conda install -n yourenvname [package]
# python conda environments
/Users/Hause/anaconda/envs/python27/bin/python2.7
/Users/Hause/anaconda/envs/python36/bin/python3.6
# update conda then anaconda
conda update conda
conda update anaconda
# remove environment
conda remove --name nameOfEnvironment --all
# update all packages in environment
conda update --all
# update all packages unprompted
conda update --all -y
# list packages that can be updated
conda search --outdated
```
# References
- [prevent conda from activate base environment](https://stackoverflow.com/questions/54429210/how-do-i-prevent-conda-from-activating-the-base-environment-by-default)
- https://packaging.python.org/tutorials/installing-packages/#creating-virtual-environments
- https://docs.conda.io/projects/conda/en/latest/user-guide/getting-started.html
- https://uoa-eresearch.github.io/eresearch-cookbook/recipe/2014/11/20/conda/
- [Conda myths and misconceptions](https://jakevdp.github.io/blog/2016/08/25/conda-myths-and-misconceptions/)
- [Does Conda replace the need for virtualenv?](https://stackoverflow.com/questions/34398676/does-conda-replace-the-need-for-virtualenv)
- [apt - How to install Anaconda on Ubuntu? - Ask Ubuntu](https://askubuntu.com/questions/505919/how-to-install-anaconda-on-ubuntu)